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G38-18
Ordinance No. G38-18 AN ORDINANCE ADOPTING THE INTERNATIONAL RESIDENTIAL CODE 2015 AS THE ONE AND TWO FAMILY DWELLING CODE OF THE CITY OF ELGIN WHEREAS, the City of Elgin is a home rule unit pursuant to the Constitution of the State of Illinois and, as a home rule unit, may exercise any power and perform any function pertaining to its government and affairs; and WHEREAS, the regulation of building and construction activities within the City relates to the public health, safety and welfare, and pertains to the government and affairs of the City. NOW, THEREFORE, BE IT ORDAINED BY THE CITY COUNCIL OF THE CITY OF ELGIN, ILLINOIS: Section 1. That Chapter 16.36 entitled"One and Two Family Dwelling Code"of the Elgin Municipal Code, 1976, as amended, be and is hereby repealed. Section 2. That Chapter 16.36 entitled "One and Two Family Dwelling Code" be and is hereby added to the Elgin Municipal Code, 1976, as amended, to read as follows: "Chapter 16.36 ONE AND TWO FAMILY DWELLING CODE Sections: 16.36.010 Adopted-Exceptions. 16.36.020 Additions, Insertions and Changes. 16.36.030 Illustrations. 16.36.040 Conflicts With Other Provisions. 16.36.010 ADOPTED-EXCEPTIONS. That a certain document, one (1) copy of which is on file in the office of the City Clerk of the City of Elgin, being marked and designated as the International Residential Code 2015, as published by the International Code Council, be and is hereby adopted as and shall be known as the One and Two Family Dwelling Code of the City of Elgin for regulating the fabrication, erection, construction, enlargement, alteration, repair, location and use of one- and two-family dwellings, their appurtenances and accessory structures; and each and all of the regulations, provisions, penalties,conditions and terms of said International Residential Code 2015 are hereby referred to, adopted,and made a part thereof,as if fully set out in this ordinance,with the additions, insertions, deletions and changes prescribed in this chapter. 16.36.020 ADDITIONS, INSERTIONS AND CHANGES. The International Residential Code 2015 is amended and revised in the following respects: Section R101.4 Protection required, shall be created to read as follows: Adjoining public and private property shall be protected from damage during construction, remodeling and demolition work. Protection shall be provided for footings, foundations, party walls,chimneys,skylights and roofs. Provisions shall be made to control water runoff and erosion during construction or demolition activities. Section R101.5 Adjacent to excavations, shall be created to read as follows: Every excavation on a site shall be enclosed with a barrier not less than 6 feet (1829 mm) in height where required by the building official. Section R102.8 Historic Buildings, shall be created to read as follows: The provisions of this chapter relating to the construction, repair, alteration, addition, restoration and movement of structures, and change of occupancy, shall not be mandatory for exterior architectural features of historic buildings where such exterior architectural features are judged by the building official to not constitute a distinct life safety hazard. For the purposes of this chapter, "Historic Building" shall mean a building that is listed in or eligible for listing in the National Register of Historic Places, or that is designated as historic under state or local law, or that is eligible for designation as a landmark or a historically/architecturally significant residential structure under Title 20 of the Elgin Municipal Code, 1976, as amended. Section 105.2 Work exempt from permit,subsection entitled Building,#1 shall be amended to read as follows: One-story detached accessory structures used as playhouses and similar uses, provided the floor area does not exceed 120 square feet (11.15 m) and the floor is less than 4 feet above grade. Section 105.2 Work exempt from permit, subsection entitled Building, #2 shall be deleted in its entirety. Section 105.2 Work exempt from permit, subsection entitled Building, #3 shall be deleted in its entirety. Section 105.2 Work exempt from permit, subsection entitled Building, #5 shall be deleted in its entirety. Section 105.2 Work exempt from permit, subsection entitled Building, #10 shall be deleted in its entirety. Section R108 Fees, shall be amended to read as follows in its entirety: 2 Permit fees shall be in accordance with the provisions set forth in Chapter 16.48 of this code. Section R112.1 Board of Appeals General, shall be amended to read as follows: In order to hear and decide appeals of orders, decisions or determinations made by the Building Official relative to the application and interpretation of this code, there shall be and is hereby created a board of appeals. The board of appeals shall consist of the Building Commission members and shall hold office at its pleasure. The board shall adopt rules of procedure for conducting its business. Table R301.2(1) Climatic and Geographic Design Criteria, the table is amended by adding the following entries to the table as follows: Ground Snow Load - lbs. per sq. ft. —30 psf Wind Speed - 115 mph Topographic effects—No Seismic Condition by Zone—B Subject to Damage from Weathering - Yes - Severe Frost Line Depth - 42 inches below grade Termite - Moderate to Heavy Winter Design Temperature - minus 5 deg F Ice Barrier Underlayment Required— Yes Flood Hazards February 12, 1975 Air Freezing Index -1000-2000 Mean Annual Temp 45-50 F Section R302.2 Townhouses, shall be amended to read as follows: Common walls separating townhouses shall be assigned a fire-resistance rating in accordance with Section R302.2, Item 1 or 2. The common wall shared by two townhouses shall be constructed without plumbing or mechanical equipment, ducts or vents in the cavity of the common wall. The wall shall be rated for fire exposure from both sides and shall extend to and be tight against exterior walls and the underside of the roof sheathing. Electrical installations shall be in accordance with the National Electrical Code. 3 Penetrations of the membrane of common walls for electrical outlet boxes shall be in accordance with Section R302.4. 1. Where a fire sprinkler system in accordance with Section P2904 is provided, the common wall shall be not less than a 2-hour fire-resistance-rated wall assembly tested in accordance with ASTM E 119 or UL 263. 2. Where a fire sprinkler system in accordance with Section P2904 is not provided, the common wall shall be not less than a 2-hour fire-resistance-rated wall assembly tested in accordance with ASTM E 119 or UL 263. Section R302.3 Exception No. 2, shall be deleted Section R302.5 Dwelling-garage opening and penetration protection, shall be amended to read as follows: Openings and penetrations through the walls or ceilings separating the dwelling from the garage shall be in accordance with Sections R302.5.1 through R302.5.3. In addition, a six inch high curbing shall be provided at the common walls between the garage and the habitable space, or the garage floor shall be constructed not less than six inches below the adjoining floor. Section R302.5.2.1 Ducts in garages, shall be created to be located immediately following section R302.5.2, and to read as follows: Ducts in the garage shall be enclosed with 5/8" fire code type gypsum board or equivalent. Section R302.5.2.2 Installation of heating units in garages, shall be created to be located immediately following section R302.5.2.1, and to read as follows: Installation of a dwelling heating unit or other fuel-burning appliance in the garage is prohibited. One-hour fire-rated partitions between the space containing a house heating unit and the garage space shall be installed. Doors are not permitted common to the heater room or fuel burning appliance room and the garage. Exception: Garage heating units with UL listing (or equivalent) for such use or a sealed combustion furnace which utilizes combustion air from the outdoors shall be permitted. Section R 302.6 Dwelling-garage fire separation, shall be amended to read as follows: The garage shall be separated from the residence and its attic as required by Table R302.6 and/or as follows: The walls separating the garage from habitable areas of the house shall have one (1) layer of 5/8" fire code type gypsum board on each side or equivalent. Where a gable type connection is used, the same construction shall be utilized as that separating the garage 4 from the adjacent habitable space. When the garage ceiling is to be finished to separate the garage from the attic space, two (2) layers of 5/8" fire code type gypsum board, or equivalent, shall be installed. The second layer of gypsum board shall be positioned perpendicular to the first layer. All joints shall be taped and spackled. Where habitable rooms are constructed over the garage, all walls shall have one (1) layer of 5/8" fire code type gypsum board or equivalent applied,and the ceiling shall have two (2) layers 5/8"fire code type gypsum board or equivalent. Openings in garage walls shall comply with Section R302.5. Attachment of gypsum board shall comply with Section R702.3.5. Table R302.6 Dwelling/Garage Separations, shall be amended to read as follows: TABLE R302.6 DWELLING/GARAGE SEPARATION SEPARATION MATERIAL Not less than 5/8-inch Type X gypsum board From the residence and attics or equivalent applied to both sides Not less than 2 layers of%-inch Type X From all habitable rooms above the garage gypsum board on the ceiling and 1 layer of%- inch Type X gypsum board on all walls or equivalent Structure(s) supporting floor/ceiling Not less than%-inch Type X gypsum board assemblies used for separation required by or equivalent this section Not less than 5/s-inch Type X gypsum board Garages located less than 3 feet from a or equivalent applied to the interior of the dwelling unit on the same lot exterior walls that are within this area Section R302.7 Under-stair protection, shall be amended as follows: All accessible space under interior stairs shall have under stair surface, landings and any soffits protected on the enclosed side with minimum '/2" gypsum board. Section R303.3 Bathrooms, shall be amended to read as follows: Bathrooms, water closets, compartments and similar rooms shall be mechanically vented to the exterior using wall louvers or roof caps with insect screens. Vent discharge into the attic or soffit is prohibited. Mechanical vents shall be sized such that the minimum exhaust rate shall provide five (5) air changes per hour. Section R305.1.1 Basements, shall be amended to read as follows: The bottom edge of the floor joists in basements without habitable spaces may project to within 7 feet 6 inches (2185 mm) of the finished floor, and beams, girders, ducts or other obstructions may project to within 6 feet 9 inches (2032 mm) of the finished floor. 5 Section R309.1 Floor Surfaces, shall be amended to read as follows: The garage floor surface shall be a minimum four (4) inches of concrete on a minimum four (4) inch crushed stone, sand or gravel base. The floor used for parking of vehicles shall be sloped to facilitate the movement of liquids toward the main vehicle entry doorway or to a floor drain installed to the requirements of the Illinois State Plumbing Code as amended by Chapter 16.20 of the Elgin Municipal Code, 1976, as amended. Section R309.6 Detached garages, shall be created to read as follows: Detached frame garages shall comply with the construction requirements for one-story dwellings with the following exceptions: 1. Garages constructed within four (4) feet of a residential dwelling are required to meet minimum foundation requirements for dwellings. Foundation walls and footings shall not be less than forty-two (42) inches below finish grade. The minimum foundation thickness shall be eight(8) inches. Any walls facing the residence, in whole or in part, shall have a one-hour fire rating. 2. Grade beam construction is permitted for garages constructed more than four (4) feet from the dwelling. The grade beam design shall be as follows: sixteen(16)inches deep by twenty (20) inches at the top and ten (10) inches at the base with two one-half inch diameter re-bars continuous around the perimeter and poured monolithically with the floor slab (see Illustration A at the end of this chapter). Floor slab shall be a minimum four (4) inches thick with six (6) inch by six (6) inch number ten (10) welded wire fabric or equivalent throughout. The grade beam shall rest on undisturbed soil or engineered fill. Garages larger than 490 square feet require foundations to be extended to forty-two (42) inches below grade. A twelve-inch thick trench wall is permitted. 3. The maximum spacing for studs shall be twenty-four(24) inches O.C. and sixteen(16) inches O.C. if square footage is over 490 square feet. 4. Wall sheathing and building paper may be omitted if walls are ten (10) feet in height or less and corner bracing is used. Each corner is to be braced from the top outward in two directions to a minimum of seventy-two (72) inches from corner at sill plate, and may be applied on the inside surface of studs. The minimum bracing size shall be one (1) inch by four(4) inches. 5. Corner posts may consist of two (2) two (2) inch by four(4) inch posts or one (1) four (4) inch by four (4) inch post. 6. Top plates may be single, provided rafters occur directly over the studs and the plate is adequately tied at joints,corners and intersecting walls by a minimum 3-inch by 6-inch by 0.036-inch-thick galvanized steel plate that is nailed to each wall or segment of wall by six 8d nails on each side and garage square footage is 490 or less. 6 7. Rafter ties at eaves shall not be less than two (2) inches by four (4) inches with the maximum spacing of four(4) feet O.C. 8. Concrete floor: A minimum four (4) inches of concrete on minimum a four (4) inch crushed stone, sand or gravel base shall be provided. The floor used for parking of vehicles shall be sloped to facilitate the movement of liquids toward the main vehicle entry doorway or to a floor drain installed to the requirements of the Illinois State Plumbing Code as amended by Chapter 16.20 of the Elgin Municipal Code, 1976, as amended. 9. House wrap shall be required when vinyl or aluminum siding is applied. Section R309.7 Detached masonry garages, shall be created to read as follows: Detached masonry or masonry veneer garages shall comply with the construction requirements for dwellings with the following exception: Combined foundation wall and footing shall be permitted provided it extends forty-two (42) inches below grade and the bottom is flared to sixteen(16) inches. The wall width shall be wide enough to support the wall above but shall not be less than eight (8) inches wide. Section R309.8 Maximum height of detached residential garages, shall be created to read as follows: The maximum height of a detached residential garage shall be fifteen (15) feet. (See Illustrations B and C of this chapter.) Section R310.2.1 Minimum opening area, shall be amended to read as follows: Emergency and escape rescue openings shall have a net clear opening of not less than 5.7 square feet (0.530 m2). The net clear opening dimensions required by this section shall be obtained by the normal operation of the emergency escape and rescue opening from the inside. The net clear height opening shall not be less than 24 inches (610 mm) and the net clear width shall be not less than 20 inches (508 mm). Exceptions: 1. Grade floor openings shall have a net clear opening of not less than 5 square feet(0.465 m2). 2. The net clear opening height of windows below grade shall be 36 inches (914 mm). 3. The net clear opening width of windows below grade shall be 24 inches (610 mm). Section R310.6 Alterations or repairs of existing basements, shall be amended to read as follows: 7 An emergency escape and rescue opening in accordance with Section R310.1 is required where existing basements undergo alterations. Section R312.3 Retaining Wall Guards, shall be created to read as follows: Where retaining walls with differences in grade level in excess of 30" are located closer than two (2) feet to a walk, path, pedestrian area, parking lot or driveway on the high side, such retaining walls shall be provided with guards that are constructed to provide a protective barrier not less than 36" high measured vertically above the adjacent walking surface. Open guards shall have balusters, horizontal intermediate rails or other construction such that a 21-inch diameter sphere cannot pass through any opening. Section R313.1 Townhouse automatic fire sprinkler system, shall be amended to read as follows: Where a townhouse is to be located upon land that was within the corporate limits of the City of Elgin as of the adoption date of this ordinance, such townhouse shall include fire sprinkler protection in the basement area only. This fire sprinkler system can be part of the domestic water system, without backflow prevention, as long as the system is a looped system with no dead-ends in excess of 2 feet. Exceptions: 1. When wood I-joists or open web trusses are used and protected with a '/2-inch gypsum wallboard membrane, 5/8-inch wood structural membrane, or equivalent on the underside of the floor framing member. 2. Wood floor assemblies using dimensional lumber or structural composite lumber equal to or greater than 2-inch by 10-inch nominal dimension, or other approved floor assemblies demonstrating equivalent fire protection. 3. An automatic residential fire sprinkler system shall not be required when additions or alterations are made to existing townhouses that do not have an automatic residential fire sprinkler system installed. 4. Factory applied "Flac Jacket" to the wood I-joist is an approved alternate as required by#1 or#2 above with the following notation: (If the wood I-joist with Flak Jacket protection has been exposed to temperatures sufficient to activate the coating, the product should no longer be used as the structural capacity and fire endurance may have been compromised. In such a case, an evaluation report from a licensed architect or structural engineer will be required to determine appropriate repairs). In all such instances above,the general contractor shall be responsible for ensuring that the homeowner is advised of the availability and benefits of a full automatic fire sprinkler system (NFPA 13D compliant). Such notification shall be on a form provided by the City of Elgin and include the printed name and signature of the homeowner. 8 Where a townhouse is to be located upon land annexed to the City of Elgin after the adoption date of this ordinance, a full fire sprinkler system shall be required, installed in accordance with NFPA 13D. This system shall include backflow protection by use of a double check valve. Section R313.2 One-and two-family dwellings automatic fire sprinkler systems, shall be amended to read as follows: Where a one- and two-family dwelling is to be located upon land that was located within the City of Elgin as of the adoption date of this ordinance, such one- and two-family dwelling shall include fire sprinkler protection in the basement area only. This fire sprinkler system can be part of the domestic water system, without backflow prevention, as long as the system is a looped system with no dead-ends in excess of 2 feet. Exceptions: 1. When wood I-joists or open web trusses are used and protected with a '/2-inch gypsum wallboard membrane, 5/8-inch wood structural membrane, or equivalent on the underside of the floor framing member. 2. Wood floor assemblies using dimensional lumber or structural composite lumber equal to or greater than 2-inch by 10-inch nominal dimension, or other approved floor assemblies demonstrating equivalent fire protection. 3. An automatic residential fire sprinkler system shall not be required when additions or alterations are made to existing one- and two-family dwellings that do not have an automatic residential fire sprinkler system installed. 4. Factory applied "Flac Jacket" to the wood I-joist is an approved alternate as required by #1 or#2 above with the following notation: (If the wood I-joist with Flak Jacket protection has been exposed to temperatures sufficient to activate the coating,the product should no longer be used as the structural capacity and fire endurance may have been compromised. In such a case, an evaluation report from a licensed architect or structural engineer will be required to determine appropriate repairs) In all such instances above,the general contractor shall be responsible for ensuring that the homeowner is advised of the availability and benefits of a full automatic fire sprinkler system (NFPA 13D compliant). Such notification shall be on a form provided by the City of Elgin and include the printed name and signature of the homeowner. Where a one- and two-family dwelling is to be located upon land annexed to the City of Elgin after the adoption date of this ordinance,a full fire sprinkler system shall be required, installed in accordance with NFPA 13D. This system shall include backflow protection by use of a double check valve. 9 Section R314.3 Location, shall be amended to read as follows: Smoke alarms shall be installed in the following locations: 1. In each sleeping room. 2. Outside each sleeping area within 15 feet of the bedroom doors. 3. On each additional story of the dwelling, including basements and habitable attics but not including crawl spaces and uninhabitable attics. In dwellings or dwelling units with split level and without an intervening door between adjacent levels, a smoke alarm installed on the upper level shall suffice for the adjacent lower level provided that the lower level is less than one full story below the upper level. Section R315.3 Location, shall be amended to read as follows: Carbon monoxide alarms in dwelling units shall be installed outside each separate sleeping area within 15 feet of the bedroom doors. Where a fuel-fired appliance is located within a bedroom or its attached bathroom, a carbon monoxide alarm shall be installed within the bedroom. Section R319.1 Address numbers, shall be amended to read as follows: Buildings shall have approved address numbers, building numbers or approved building identification placed in a position that is plainly legible and visible from the street or road fronting the property. These numbers shall contrast with their background. Address numbers shall be Arabic numbers. Numbers shall be a minimum of 5" (102mm)high with a minimum stroke of'/z" inch (12.7mm). Where access is by means of a private road and the building address cannot be viewed from the public way,a monument,pole or other sign or means shall be used to identify the structure. The address I.D. shall be maintained. Section R401.1 Applications, shall be amended to read as follows: The provisions of this chapter shall control the design and construction of the foundation and foundation spaces for all buildings. In addition to the provisions of this chapter, the design and construction of foundations in flood hazard areas as established by Table R301.2(1) shall meet the provisions of Section R322. Any other provisions of this chapter to the contrary notwithstanding, wood foundations shall not be permitted in the city. Section R402.1 Wood foundations, Section R402.1.1 Fasteners, and Section 8402.1.2 Wood Treatment, shall be deleted in their entirety. Table R402.2 Minimum Specified Compressive Strength of Concrete (severe columns), shall be amended as follows: 10 TABLE R402.2 MINIMUM SPECIFIED COMPRESSIVE STRENGTH OF CONCRETE MINIMUM SPECIFIED COMPRESSIVE STRENGTH'( 'O TYPE OR LOCATION OF CONCRETE CONSTRUCTION Negligible Moderate Severe Basement walls, foundation walls,exterior walls and other vertical concrete work exposed to the weather 2,500 3,000d 3,000d Basement slabs and interior slabs on grade, except garage floor slabs 2,500 2,500 3,500 Basement walls,foundation walls,exterior walls and other vertical concrete work exposed to the weather 2,500 3,000d 3,000d Porches,carport slabs and steps exposed to the weather,and garage floor slabs. 2,500 3,000d,e,f, 4,000d,e,f For SI: 1 pound per square inch+6.895 kPa. a. Strength at 28 days psi. b. See Table R301.2(1)for weathering potential. c. Concrete in these locations that may be subject to freezing and thawing during construction shall be air- entrained concrete in accordance with Footnote d. d. Concrete shall be air-entrained.Total air content(percent by volume of concrete)shall be not less than 5 percent or more than 7 percent. e. See Section R402.2 for maximum cementitious materials content. f. For garage floors with a steel troweled finish,reduction of the total air content(percent by volume of concrete) to not less than 3 percent is permitted if the specified compressive strength of the concrete is increased to not less than 4,000 psi. Section R403.1 General, shall be amended to read as follows: All exterior walls shall be supported on continuous solid or fully grouted masonry or concrete footings, or other approved structural systems which shall be of sufficient design to accommodate all loads to the soil within the limitations as determined from the character of the soil. Footings shall be supported on undisturbed natural soils or engineered fill. Concrete footing shall be designed and constructed in accordance with the provisions of Section R403 or in accordance with ACI 332. Section R403.1.1 Minimum size, shall be amended as follows: The minimum width, W,and thickness,T,for concrete footings shall be in accordance with Tables R403.1(1) through R403.1(3) and Figures R403.1(1) or R403.1.3, as applicable. However, should the footings be less than 8"T x 16"W for light-frame construction or 10" T x 20" W for light-frame construction with brick veneer, a soils report will be required to confirm the load-bearing capacity of the soils.The footing width shall be based on the load- bearing value of the soils in accordance with Table R401.4.1. Footing projections, P, shall be not less than 2 inches (51 mm)and shall not exceed the thickness of the footing. Footing thickness and projection for fireplaces shall be in accordance with Section R1001.2. The 11 size of footings supporting piers and columns shall be based on the tributary load and allowable soil pressure in accordance with Table R401.4.1. R403.1.3.3 Slabs-on-ground with turned-down footings, shall be amended to read as follows: Slabs-on-ground, cast monolithically,with turned-down footings, when approved, shall be a minimum twelve (12) inches wide and a minimum forty-two (42) inches below grade with two (2) number five (5) re-bar reinforcing continuous at top and bottom all around. Where the slab is not cast monolithically with the footing, No. 3 or larger vertical dowels with standard hooks on each end shall be provided in accordance with Figure R403.1.3.2. Standard hooks shall comply with Section R611.5.4.5. Exception: Garage foundations and slabs shall be constructed per Illustration A of this chapter. Section R403.2 Footings for wood foundations, shall be deleted in its entirety. Section R403.3 Frost protected shallow foundations, section R403.3.1 Foundations adjoining frost protected shallow foundations, section R403.3.1.1 Attachment to unheated slab-on-ground structure, section R403.3.1.2 Attachment to heated structure, section R403.3.2 Protection of horizontal insulation below ground, section R403.3.3 Drainage, and section R403.3.4 Termite protection, shall be deleted in their entirety. Section R404.1.3.2 Reinforcement for foundation walls, shall be amended to read as follows: Concrete walls shall be laterally supported at the top and bottom reinforced by four (4) number five rods. Two of the number five rods shall be located twelve (12) inches from the bottom of the wall and the second two of the number five rods shall be located twelve (12) inches below the top of the wall. Vertical reinforcement shall be provided in accordance with Table R404.1.2(2), R404.1.2(3), R404.1.2(4), R404.1.2(5), R404.1.2(6), R404.1.2(7)or R404.1.2(8). Vertical reinforcement for flat basement walls retaining 4 feet (1219 mm) or more of unbalanced backfill is permitted to be determined in accordance with Table R404.1.2(9). For basement walls supporting above-grade concrete walls, vertical reinforcement shall be the greater of that required by Tables R404.1.2(2) through R404.1.2(8) or by Section R611.6 for the above-grade wall. In buildings assigned to Seismic Design Category Do, Di or D2 concrete foundation walls shall also comply with Section R404.1.4.2. Section R404.1.3.3.7.3 Wall openings, shall be amended to read as follows: Vertical wall reinforcement shall be required at all foundation wall openings. Vertical reinforcement shall be number 4 rods and shall be placed within 6 inches of each side of the opening and shall either extend 12 inches beyond the opening or tie to the horizontal reinforcement with standard 90-degree hook, two bars. (See Illustration D). 12 Section R404.2 Wood foundation walls, section R404.2.1 Identification, section R404.2.2 Stud size, section R404.2.3 Height of backfill, section R404.2.4 Backfilling, section R404.2.5 Drainage and dampproofing, and section R404.2.6 Fastening, shall be deleted in their entirety. Section R404.4 Retaining walls, shall be amended to read as follows: Retaining walls that are not laterally supported at the top and that retain in excess of 24 inches (610 mm) of unbalanced fill, or retaining walls exceeding 24 inches (610 mm) in height that resist lateral loads in addition to soil, shall be designed in accordance with accepted engineering practice, by either a licensed structural engineer or a licensed architect,to ensure stability against overturning, sliding,excessive foundation pressure and water uplift. Retaining walls shall be designed for a safety factor of 1.5 against lateral sliding and overturning. This section shall not apply to foundation walls supporting buildings. Section R405.2, Wood foundations, section R405.2.1 Base, section R405.2.2 Vapor retarder, and section R405.2.3 Drainage system, shall be deleted in their entirety Section R406.2 Concrete and masonry foundation waterproofing, shall be amended as follows: In areas where a high water table or other severe soil-water conditions are known to exist, or where the basement is a look-out or walk-out type basement, exterior foundation walls that retain earth and enclose interior spaces and floors below grade shall be waterproofed from the higher of(a) the top of the footing or (b) 6 inches (152 mm) below the top of the basement floor, to the finished grade. Walls shall be waterproofed in accordance with one of the following: 1. Two-ply 30 pound hot-mopped felts 2. Fifty-five-pound (25 kg) roll roofing 3. Six-mil (0.15mm) polyvinyl chloride 4. Six-mil (0.15 mm) polyethylene 5. Forty-mil (1 mm) polymer-modified asphalt 6. Sixty-mil (1.5mm) flexible polymer cement 7. One-eighth-inch (3mm) cement-based, fiber reinforced, waterproof coating 8. Sixty-mil (1.5mm) solvent-free liquid-applied synthetic rubber Exception: Organic-solvent-based products such as hydrocarbons, chlorinated hydrocarbons,ketones and esters shall not be used for ICF walls with expanded polystyrene form materials. Use of plastic roofing cements, acrylic coatings, latex coatings, mortars 13 and pargings to seal ICF walls is permitted. Cold-setting asphalt or hot asphalt shall conform to Type C of ASTM D 449. Hot asphalt shall be applied at a temperature of less than 200°F (93°C). All joints in membrane waterproofing shall be lapped and sealed with an adhesive compatible with the membrane. Sections R406.3 Dampproofing of wood foundations, section R406.3.I Panel joint sealed, section R406.3.2 Below grade moisture barrier, section R406.3.3 Porous fill, and section R406.3.4 Backfill, shall be deleted in their entirety. Section R407.3 Structural requirements, shall be amended to read as follows: The columns shall be restrained to prevent lateral displacement at the top and bottom ends. Wood columns shall not be less in nominal size than 4 inches by 4 inches (102 mm by 102mm).Steel columns shall not be less than 3-inch-diameter (76 mm) Schedule 40 pipe manufactured in accordance with ASTM A 53 or approved equivalent. Section R502.1.2 Prefabricated wood I-joists, shall be amended to read as follows: Structural capacities and design provisions for prefabricated wood I-joist shall be established and monitored in accordance with ASTM D 5055. Deflection shall be L/480 with maximum deflection of/2". When wood I-joists are used for floor framing they shall be installed no more than 16 inches on center. Section R502.1.8 Prefabricated wood open-web trusses, shall be created to read as follows: When open-web trusses are used for floor framing they shall be installed no more than16 inches on center. Section R502.6.2 Joist Framing, shall be amended to read as follows: Joist framing into the side of a wood girder shall be supported by approved framing anchors, an approved ledger strip, or approved joist hanger. Section 502.11.1 Design, shall be amended to read as follows: Wood trusses shall be designed in accordance with approved engineering practices. The design and manufacture of metal plate connected wood trusses shall comply with ANSI/TPI 1. The truss design drawings shall be prepared by a registered professional where required by the statues of the jurisdiction in which the project is to be constructed in accordance with Section 106.1. Deflection shall be L/480 with maximum deflection of/i". Table R503.2.1.1(1) shall be amended to read as follows: 14 TABLE R503.2.1.1(1) ALLOWABLE SPANS AND LOADS FOR WOOD STRUCTURAL PANELS FOR ROOF AND SUBFLOOR SHEATHING AND COMBINATION SUBFLOOR UNDERLAYMENTa•h'' (Plywood structural panels are to be rated 4/5 ply) ALLOWABLE LIVE MAXIMUM SPAN LOAD(pounds per SPAN MINIMUM LOAD(psf)" (inches) square foot,at MAX. RATING NOMINAL maximum span) SPAN PANEL SPAN SPAN With Without (inches) THICKNESS @ 16" @ 24" edge edge Total Live (inches) o.c. o.c. support support load load Sheathinge Roof Subfloors 16/0 1/2, 5/8 30 --- 16 16 40 30 0 20/0 5/8 50 --- 20 20 40 30 0 24/0 5/8 100 30 24 20g 40 30 0 24/16 5/8 100 40 24 24 50 40 16 32/16 5/8 180 70 32 28 40 30 16h 40/20 5/8 305 130 40 32 40 30 201''' 48/24 23/32,3/4,7/ --- 175 48 36 45 35 24 8 60/32 7/8 --- 305 60 48 45 35 32 Comb. Underlayment,C-C plugged, Subfloor Rooff single floor' underlay mentk 16 o.c. 5/8 100 40 24 24 50 40 16' 20 o.c. 5/8 150 60 32 32 40 30 20''J 24 o.c. 23/32, 3/4 240 100 48 36 35 25 24 32 o.c. 7/8 --- 185 48 40 50 40 32 48 o.c. 1 3/32, 1 1/8 --- 290 60 48 50 40 48 For SI I inch=25.4 mm, 1 pound per square foot=0.0479 kN/m2 a. The allowable total loads were determined using a dead load of l Opsf. If the dead load exceeds 10 psf,then the live load shall be reduced accordingly. b. Panels continuous over two or more spans with long dimension(strength axis)perpendicular to supports. Spans shall be limited to values shown because of possible effect of concentrated loads. c. Applies to panels 24 inches or wider. d. Lumber blocking, panel edge clips (one midway between each support, except two equally spaced between supports when span is 48 inches),tongue-and-groove panel edges,or other approved type of edge support. e. Includes Structural I panels in these grades. f. Uniform load deflection limitation: 1/180 of span under live load plus dead load, 1/240 of span under live load only. g. Maximum span 24 inches where'/,inch wood finish flooring is installed at right angles to joists. h. Maximum span 24 inches where 1.5 inches of lightweight concrete of approved cellular concrete is placed over the subfloor. i. Unsupported edges shall have tongue-and groove joints or shall be supported with blocking unless minimum nominal 1/4 inch thick underlayment with end and edge joints offset at least 2 inches or 1.5 inches of lightweight concrete or approved cellular concrete is placed over the subfloor, or 3/4 inch wood finish flooring is installed at right angles to the supports.Allowable uniform live load at maximum span,based on deflection of 1/360 100 psf. j. Unsupported edges shall have tongue-and-groove joints or shall be supported by blocking unless nominal 1/4 inch thick underlayment with end and edge joints offset at least 2 inches or 34 inch wood finish flooring is installed at right angles to the supports.Allowable uniform live load at maximum span,based on deflection of 1/360 of span, is 100psf, except panels with a span rating of 48"on center are limited to 65 psf total uniform load at maximum 15 span. k. Unsupported edges shall have tongue-and-groove joints or shall be supported by blocking unless nominal'/-inch- thick underlayment with end and edge joints offset at least 2 inches or' -inch wood finish flooring is installed at right angles to the supports.Allowable uniform live load at maximum span,based on deflection of 1/360 of span, is 100 psf, except panels with span rating of 48 on center are limited to 65 psf total uniform load at maximum span. 1. Allowable live load values at spans of 16" o.c. and 24" o.c. taken from reference standard APA E30, APA Engineered Wood Construction Guide. Refer to reference standard for allowable spans not listed in the table. Section R507.1 Decks, shall be amended to read as follows: Wood-framed decks shall be in accordance with this section or Section R301 for materials and conditions not prescribed herein. When a deck has any portion which exceeds four feet above grade, a plan designed by a licensed architect or structural engineer must be submitted for review and approval prior to issuance of a permit. Where supported by attachment to an exterior wall, decks shall be positively anchored to the primary structure and designed for both vertical and lateral loads. Such attachment shall not be accomplished by use of toenails or nails subject to withdrawal. Where positive connection to the primary building structure cannot be verified during inspection, decks shall be self-supporting. For decks with cantilevered framing member connections to exterior walls or other framing members shall be designed and constructed to resist uplift resulting from full live load specified in Table R301.5 acting on the cantilevered portion of the deck. Section R601.2 Requirements, shall be amended to read as follows: Wall construction shall be capable of accommodating all loads imposed according to Section R301 and of transmitting the resulting loads to the supporting structural elements. Exterior walls that contain water supply and waste piping shall be framed to allow the code required minimum insulation (minimum required by Energy Conservation Code) between the piping and the exterior sheathing of the wall. Section R602.3.1 Stud size, height and spacing, shall be amended to read as follows: The size, height and spacing of studs shall be in accordance with Table R602.3(5). However, in load-bearing walls, stud spacing shall not exceed 16 inches (406 mm) on center. Exceptions: 1. Utility grade studs shall not be spaced more than 16 inches (406 mm) on center, shall not support more than a roof and a ceiling, and shall not exceed 8 feet (2438 mm) in height for exterior walls and load-bearing walls or 10 feet (3048 mm) for interior nonload-bearing walls 2. Where snow loads are less than or equal to 25 pounds per square foot (1.2 kPa), and the ultimate design wind speed is less than or equal to 130 mph (58.1 m/s), 2-inch by 6-inch(38 mm by 14 mm) studs supporting a roof load with not more than 6 feet(1829 16 mm) of tributary length shall have a maximum height of 18 feet (5486 mm) where spaced at 16 inches (406 mm) on center, or 20 feet (6096 mm) where spaced at 12 inches (304.8 mm) on center. Studs shall be a minimum No. 2 grade lumber. Section R602.3.2 Top plate, the exceptions shall be amended to read as follows: Exception: The exception, pertaining to a single top plate shall be deleted in its entirety. Table R602.3(5)Size,height and spacing of wood studs, shall be amended by adding the following to the end thereof: Maximum spacing for bearing walls shall be sixteen (16) inches. Exception: For garages under 490 square feet and sheds, maximum stud spacing can be twenty four(24) inches when supporting roof and ceiling only. Section R703.18 Corrugated siding, shall be created to read as follows: The use of corrugated plastic siding material shall be prohibited. Section R801.3 Roof drainage, shall be amended to read as follows: In areas where expansive or collapsible soils are known to exist, all dwellings shall have a controlled method of water disposal from roofs that will collect and discharge all roof drainage to the ground surface at least 5 feet (1524 mm) from foundation walls or to an approved drainage system. Roof gutters and down spouts shall be installed and maintained at all locations where water will run off the roof onto a walking or driving surface below. Down spout leaders shall not discharge across walking or driving surfaces. Section R802.10.2 Design, shall be amended to read as follows: Wood trusses shall be designed in accordance with accepted engineering practice. The design and manufacture of metal plate connected wood trusses shall comply with ANSI/TPI 1. The truss design drawings shall be prepared by a registered professional where required by the statues of the jurisdiction in which the project is to be constructed in accordance with Section 106.1. Maximum deflection shall be L/240 Section R902.1.1 Corrugated plastic or fiberglass roofing panels, shall be created to be located immediately following section R902.1, and to read as follows: The use of corrugated plastic or fiberglass roofing panels shall be prohibited. Section R905.2 Asphalt shingles, shall be amended to read as follows: The installation of asphalt shingles shall comply with the provisions of this section.Asphalt shingles must be attached to the roof sheathing by the use of nails as specified in Section 17 R905.2.5,roof staples are not allowed. Installations of random and varied type and/or color of shingles are discouraged; such installations shall be submitted for review by the building official prior to start of work. Repairs involving the partial replacement of shingles shall match the existing type and color of shingle as best as possible. Section R1003.9.2 Spark arresters, shall be amended to read as follows: Spark arresters shall be required on the chimney of all fireplaces designed to be capable of burning wood. Spark arrestors shall meet all of the following: 1. The net free area of the arrestor shall not be less than four times the net free area of the outlet of the chimney flue it serves. 2. The arrestor screen shall have heat and corrosion resistance equivalent to 19-gage galvanized steel or 24-gage stainless steel. 3. Openings shall not permit the passage of spheres having a diameter greater than 1/2 inch (12.7 mm)nor block the passage spheres having a diameter less than 3/8 inch(9.5 mm). 4. The spark arrestor shall be accessible for cleaning and the screen or chimney cap shall be removable to allow for cleaning of the chimney flue. Section R1005.4.1 Spark arrestors factory-built chimney, shall be created to be located immediately following section R1005.4, and to read as follows: Spark arresters shall be required on the chimney of all fireplaces designed to be capable of burning wood. Spark arrestors shall meet all of the requirements of Section 1003.9.2. Section M1201.2 Application, shall be amended as follows: In addition to the general administration requirements of chapter 1 of the International Residential Code 2015, as amended by this Chapter 16.36 of the Elgin Municipal Code, as amended,the administrative provisions of chapter 12 of the International Residential Code 2015, as amended by this Chapter 16.36, shall also apply to the mechanical requirements of chapters 13 through 24 of the International Residential Code 2015, as amended by this Chapter 16.36. Section M1301.1 Scope, shall be amended to read as follows: The provisions of chapter 13 of the International Residential Code 2015, as amended by this Chapter 16.36 of the Elgin Municipal Code, as amended, shall govern the installation of mechanical systems not specifically covered in other chapters applicable to mechanical systems. Installations of mechanical appliances, equipment and systems not addressed by this code shall comply with the applicable provisions of Chapter 16.20 and Chapter 16.32 of the Elgin Municipal Code, 1976, as amended. 18 Section M1305.1.3 Appliances in attics, shall be amended to read as follows: Attics containing appliances requiring access shall be provided with pull down stairs and a clear and unobstructed passageway large enough to allow removal of the largest appliance, but not less than 30 inches (762mm) high and 22 inches (559mm) wide and not more than 20 feet (6096mm) long when measured along the centerline of the passageway from the opening to the appliance. This passageway shall have continuous solid flooring in accordance with chapter 5 of the International Residential Code 2015, as amended by this Chapter 16.36, not less than 24 inches (610mm) wide. A level service space at least 30 inches (762mm) deep and 30 inches (762) wide shall be present along all sides of the appliance where access is required. The clear access opening dimensions shall be a minimum of 20 inches by 30 inches (508 mm by 762 mm), and large enough to allow removal of the largest appliance. Exceptions: 1. The passageway and level service space are not required where appliance can be serviced and removed through the required opening. 2. Where the passageway is unobstructed and not less than 6 feet (1829mm) high and 22 inches(559mm)wide for its entire length,the passageway shall be 50 feet(15,250mm) long. Section M1307.5 Electrical appliances, shall be amended to read as follows: Electrical appliances shall be installed in accordance with chapters 14, 15, 19, and 20 of the International Residential Code 2015, as amended by this Chapter 16.36 of the Elgin Municipal Code, as amended, and with Chapter 16.24 of the Elgin Municipal Code, 1976, as amended. Section M1401.1 Installation, shall be amended to read as follows: Heating and cooling equipment and appliances shall be installed in accordance with the manufacturer's installation instructions and the requirements of this code. Equipment and appliance installation instructions shall be made available to the heating inspector upon request. Section M1401.3 Equipment and appliance sizing, shall be amended to read as follows: Heating and cooling equipment and appliances shall be sized in accordance with ACCA Manual S based on building loads calculated in accordance with ACCA Manual J or other approved heating and cooling calculation methodologies. Heating and cooling loads shall be shown on permit plans. Equipment capacities, including heating, cooling and airflow at 0.5" s.p., shall be shown on the permit plans. Additionally, the supply air, return air, exhaust air,and outdoor ventilation air registers, grilles,and/or louvers locations, sizes and air quantities shall be shown on the permit plans. 19 Exception: Heating and cooling equipment and appliance sizing shall not be limited to the capacities determined in accordance with Manual S where either of the following conditions applies: 1. The specified equipment or appliance utilizes multi-stage technology or variable refrigerant flow technology and the loads calculated in accordance with the approved heating and cooling calculation methodology are within the range of the manufacturer's published capacities for that equipment or appliance. 2. The specified equipment or appliance manufacturer's published capacities cannot satisfy both the total and sensible heat gains calculated in accordance with the approved heating and cooling calculation methodology and the next larger standard size unit is specified. Section M1406.2 Clearances, shall be amended to read as follows: Clearance for radiant heating panels or elements to any wiring, outlet boxes and junction boxes used for installing electrical devices or mounting luminaires shall comply with Chapter 16.24 of the Elgin Municipal Code, 1976, as amended. Section M1407.1 General, shall be amended to read as follows: Electrical duct heaters shall be installed in accordance with the manufacture's installation instructions and Chapter 16.24 of the Elgin Municipal Code, 1976, as amended. Electrical furnaces shall be tested in accordance with UL 1996. Section M1409.1.1 shall be created to be located immediately following M1409.1, and to read as follows: Wall heaters venting to the exterior and drawing exterior air for combustion may be installed in existing buildings. Section M1503.4 Makeup air required, shall be amended to read as follows: Exhaust hood systems capable of exhausting 400 cubic feet per minute(0.19 m3/s)or more shall be an engineered system designed by a licensed engineer and shall be provided with makeup air at a rate approximately equal to the exhaust air rate. Such makeup air systems shall be equipped with not less than one damper. Each damper shall be a gravity damper or an electrically operated damper that automatically opens when the exhaust system operates. Dampers shall be accessible for inspection, service, repair and replacement without removing permanent construction or any other ducts not connected to the damper being inspected, serviced, repaired or replaced. Section M1507.2.1 Exhaust air, shall be created to be located immediately following section M1507.2, and to read as follows: 20 All rooms containing bathtubs, showers, spas, and similar bathing fixtures shall be mechanically exhausted. In addition, all rooms containing toilets, lavatories and similar fixtures shall be mechanically exhausted. The exhaust rate from each of these rooms shall be five (5) air changes for every one (1) hour (one (1) air change every twelve (12) minutes). The exhaust duct shall be sized not less than the fan discharge size and vent directly outdoors via a roof cap,wall cap,or wall louver with insect screens when required. Section M1601.1.01 Duct sizes, shall be created to be located immediately following section M1601.1.1, and to read as follows: Supply and return ducts shall be sized according to ACCA Manual D or SMACNA Installation Standards for Residential Heating and Air Conditioning Systems or other approved methods. In addition, for a residential air system, the main supply ducts shall be sized for an air velocity not to exceed one thousand (1,000) feet per minute. All branch ducts shall be sized for an air velocity not to exceed six hundred (600) feet per minute. In supply air ducts transition fittings are required in all changes in duct size. Bullhead fittings are prohibited. Section M1601.1.1 Above-ground duct systems, subparagraph 5, shall be amended to read as follows: Gypsum products may be used as ducts or plenums, provided that the air temperature does not exceed 95 degrees Fahrenheit and exposed surfaces are not subject to condensation. Section M1601.1.1 Above-ground duct systems, subparagraph 7.3, shall be amended to read as follows: Stud wall cavities shall not convey return air from more than one room and/or one floor level. Section M1601.1.1 Above-ground duct systems, subparagraph 8, shall be created to read as follows: Flexible air ducts, both metallic and non-metallic, shall be listed and labelled to indicate conformance with the requirements of UL 181 for Class 0 or Class 1 flexible air ducts. Flexible air ducts shall not exceed ten (10) feet in length. Section M1601.1.1 Above-ground duct systems, subparagraph 9, shall be created to read as follows: Flexible air connectors, both metallic and non-metallic, shall be listed and labelled to indicate conformance with the requirements of UL 181 for Class 0 or Class 1 flexible air ducts. Flexible air ducts shall not exceed ten(10) feet in length. 21 Section M1601.1.1 Above-ground duct systems, subparagraph 10, shall be created to read as follows: Non-metallic ducts and/or connectors shall not be installed in non-accessible areas of any dwelling. Section M1601.1.1 Above-ground duct systems, subparagraph 11, shall be created to read as follows: Where air diffusing supply registers are placed in the baseboard or immediately above on interior walls, air velocities shall not exceed four hundred (400) feet per minute. Where air grilles are placed in the baseboard or immediately above or in the floor on exterior walls, air velocities shall not exceed five hundred (500) feet per minute. Where placement of grilles is above head level, velocity shall be from five hundred (500) to seven hundred (700)feet per minute. All living quarters shall be supplied with at least five(5)air changes per hour (one (1) air change every twelve (12) minutes) and all supply grilles shall be directly connected to either the heating unit or the main duct line. Velocity at the return air grille is not to exceed four hundred (400) feet per minute. Table Ml601.1.1 Duct Construction Minimum Sheet Metal Thickness for Single Dwelling Units, shall be amended to read as follows: Table M1601.1.1 Gages of Metal Ducts and Plenums Used for Heating and Cooling Galvanized Gage 9 Duct Size No. Round Ducts 6"diameter or less 30 GA 6" - 14" diameter 28 GA over 14" in diameter 26 GA Rectangular Ducts 13" or less 26 GA 14"- 30" 24 GA Section M1601.1.1.1 shall be created to be located immediately following section M1601.1.1.to read as follows: Supply ducts for dwellings erected on concrete slabs shall be installed from the furnace to the registers embedded and anchored in the slab on which the dwelling is erected. In two and three story dwellings, heating outlets shall be located not more than twelve(12) inches as measured from the top of the grille to the finished floor in that portion of a dwelling utilizing concrete slab. 22 Section M1601.4 Installation, shall be amended to read as follows: Duct installation shall comply with Sections M1601.4.1 through M1601.4.10. Heating supply air shall be distributed to all rooms. Exception: Interior spaces mechanically vented via other systems. Section M1602.1.1 shall be created to be located immediately following section M 1602.1, and to read as follows: Return air for warm air furnaces is required from all rooms except as prohibited by Section M1602.2 of this chapter. Central returns are prohibited. Section M1901.3 Prohibited locations, shall be created to read as follows: Cooking appliances designed,tested, listed and labelled for use in commercial occupancies shall not be installed within dwelling units or within any area where domestic cooking operations occur without obtaining a permit for such installations. Approval of such installations will require that a properly engineered exhaust system be installed. Exception: Appliances that are also listed as domestic cooking appliances. Section M2005.3 Electric water heaters, shall be amended to read as follows: Electric water heaters shall also be installed in accordance with the applicable provisions of Chapter 16.24 of the Elgin Municipal Code, 1976, as amended. Section M2101.2 System drain down, shall be amended to read as follows: Hydronic piping systems shall be installed to permit the system to be drained. When the system drains to the plumbing drainage system, the installation shall conform to the requirements of Chapter 16.20 of the Elgin Municipal Code, 1976, as amended. Exception: The buried portions of systems embedded underground or under floors. Section M2101.3 Protection of potable water, shall be amended to read as follows: The potable water system shall be protected from backflow in accordance with the provision listed in Chapter 16.20 of the Elgin Municipal Code, 1976, as amended. Chapter 22, Special Piping and Storage Systems, shall be deleted in its entirety. Section G2406.2 (303.3) Prohibited locations, shall be amended as follows: Exceptions 3 and 4 shall be deleted in their entirety. 23 Section G2407.5.1 (304.5.1) Standard Method, shall be amended to read as follows: The minimum required volume shall be 100 cubic feet per 1,000 BTU/H (4.8m3/kw). Section G2410.2 (309.2) Connections, shall be amended to read as follows: Electrical connections between gas utilization equipment and the building wiring, including the grounding of the equipment, shall conform to Chapter 16.24 of the Elgin Municipal Code, 1976, as amended. Section G2411.1.1 (310.1.1) CSST, including subsections G2411.1.1.1 (310.1.1.1) through G2411.1.1.5 (310.1.1.5), shall be deleted in its entirety. Section G2415.2 (404.2) CSST, shall be deleted in its entirety. Section G2445.5 (621.5) Room or space volume, shall be amended to read as follows: The aggregate input rating of all unvented appliances installed in a room or space shall not exceed 10 BTU/H per cubic foot (0.105kw/m3) volume of such room or space. Where the room or space in which the equipment is installed is directly connected to another room or space by a doorway, archway or other opening of comparable size that cannot be closed, the volume of such adjacent room or space shall be permitted to be included in the calculations. Section G2447.2 (623.2) Prohibited location, shall be amended to read as follows: Cooking appliances designed, tested, listed and labeled for use in commercial occupancies shall not be installed within dwelling units or within any area where domestic cooking operations occur without obtaining a permit for such installations. Approval of such installations will require that a properly engineered exhaust system be installed. Exception: Appliances that are also listed as domestic cooking appliances. Chapters 26 through 43, inclusive, shall be deleted in their entirety, except as follows: Section P2904, Dwelling Unit Fire Sprinkler Systems, shall be adopted in its entirety for new dwelling unit construction which requires a fire sprinkler system. Appendix A, Sizing and Capacities of Gas Piping, shall be deleted in its entirety. Appendix B, Sizing of Venting Systems Serving Appliances Equipped With Draft Hoods, Category I Appliance and Appliances Listed For Use and Type B Vents, shall be adopted in its entirety. Appendix C, Exit Terminals of Mechanical Draft and Direct Vent Venting System, shall be adopted in its entirety. 24 Appendix D, Recommended Procedure for Safety Inspection of an Existing Appliance, shall be adopted in its entirety. Appendix E, Manufactured Housing Used as Dwellings, shall be deleted in its entirety. Appendix F, Radon Control Methods, shall be adopted in its entirety with the following specified amendments: Section AF 103.2.7 Crawl Space Access, shall be amended as follows: Access doors and other openings or penetrations between basements and adjoining crawl spaces shall be closed, gasketed or otherwise filled to prevent air leakage. These requirements may be eliminated if a 2-inch thick concrete slab is installed which will meet the requirements of this appendix for concrete slab installation. Section AF102.1, definition of"Vent Pipe", shall be amended to read as follows: A minimum 3-inch-diameter (76mm) PVC or equivalent gas-tight pipe shall be embedded vertically into the sub-slab aggregate or other permeable material before the slab is cast. A "T" fitting or equivalent method shall be used to ensure that the pipe opening remain within the sub-slab permeable material. Alternatively,the 3-inch pipe shall be inserted directly into an interior perimeter drain tile loop or through a sealed sump cover where the sump is exposed to the sub-slab aggregate or connected to it through a drainage system. Appendix G, Piping Standards for Various Applications, shall be adopted in its entirety. Appendix H Patio Covers, shall be adopted in its entirety. Appendix I, Private Sewage Disposal, shall be deleted in its entirety. Appendix J, Existing Buildings and Structures, shall be adopted in its entirety, with the following amendments: Section AJ501.7 Ceiling height, shall be amended to read as such: Spaces created in existing basements, such as recreation rooms, laundry rooms, study rooms, and bathrooms, shall have a ceiling height of not less than 6 feet 8 inches. Obstructions may project to within 6 feet 4 inches of the basement floor. Bedroom spaces created in existing basements shall have a minimum ceiling height of 7 feet 0 inches. Existing finished ceiling heights in nonhabitable spaces in basements shall not be reduced. Section AJ601.4 Ceiling height, shall be amended to read as such: 25 Spaces created in existing basements, such as recreation rooms, laundry rooms, study rooms, and bathrooms, shall have a ceiling height of not less than 6 feet 8 inches. Obstructions may project to within 6 feet 4 inches of the basement floor. Bedroom spaces created in existing basements shall have a minimum ceiling height of 7 feet 0 inches. Existing finished ceiling heights in nonhabitable spaces in basements shall not be reduced. Appendix K, Sound Transmission, shall be deleted in its entirety. Appendix L, Permit Fees, shall be deleted in its entirety. Appendix M, Home Day Care-R-3 Occupancy, shall be deleted in its entirety. Appendix N, Venting Methods, shall be deleted in its entirety. Appendix 0, Automatic Vehicular Gates, shall be deleted in its entirety. Appendix P, Sizing of Water Piping Systems, shall be deleted in its entirety Appendix R, Light Straw—Clay Construction, shall be deleted in its entirety. Appendix S, Strawbale Construction, shall be deleted in its entirety. Appendix T, Recommended Procedure for Worst—Case Testing of Atmospheric Venting Systems under N1102.4 or N1105 Conditions <5ACH50, shall be adopted in its entirety. Appendix U, Solar — Ready Provisions — Detached one- and Two-Family dwellings, Multiple Single-Family Dwellings (Townhouses), shall be deleted in its entirety. Appendix V, Swimming Pools, Spas and Hot Tubs, shall be created to read as follows: Appendix G Swimming Pools, Spas and Hot Tubs from the 2012 edition of the International Residential Code is adopted as Appendix V of the International Residential Code 2015, as amended by this Chapter 16.36 of the Elgin Municipal Code, as amended, with the following amendments: AV 109.1 Electrical, shall be created to read as follows: Electrical requirements for aquatic facilities shall be in accordance with the current edition of NFPA 70 AV 109.2 Water service and drainage, shall be created to read as follows: Piping and fittings used for water service, makeup and drainage piping for pools and spas shall comply with the current edition of State of Illinois Plumbing Code. 26 AV 109.3 Concealed piping inspection, shall be created to read as follows: Piping that is installed in trenches shall be inspected prior to backfilling. AV 109.4 Installation, shall be created to read as follows: Onground swimming pools shall be installed in accordance with the manufacturer's instructions. AV 109.5 Ladders and stairs, shall be created to read as follows: Pools shall have a means of entry and exit consisting of not less than one ladder or a ladder and staircase combination. AV201.1 Scope, shall be created to read as follows: The provisions of this section shall govern permanent inground residential swimming pools. Permanent inground residential swimming pools shall include pools that are partially or entirely above grade. This section does not cover pools that are specifically manufactured for above-ground use that are capable of being disassembled and stored. This section covers new construction, modification and repair of inground residential swimming pools. AV202.1 Materials of components and accessories, shall be created to read as follows: The materials of components and accessories used for permanent inground residential swimming pools shall be suitable for the environment in which they are installed. The materials shall be capable of fulfilling the design, installation and the intended use requirements. AV203.1 Construction tolerances, shall be created to read as follows: The construction tolerance for dimensions for overall length, width and depth of the pool shall be + 3 inches (76 mm). The construction tolerance for all other dimensions shall be + 2 inches (51 mm), unless otherwise specified by the design engineer. AV204.1 Diving water envelopes, shall be created to read as follows: The minimum diving water envelopes shall be in accordance with Table AV204.1 and Figure AV204.1. Negative construction tolerances shall not be applied to the dimensions of the minimum diving water envelopes given in Table AV204.1. 27 TABLE AV 204.1 MININUM DIVING WATER ENVELOPE FOR SWIMMING POOLS DESIGNATED TYPES I-V° MINIMUM DEPTHS AT POINT MINIMUM WIDTHS AT POINT MINIMUM LENGTHS BETWEEN POINTS POOL FEET-INCHES FEET-INCHES FEET-INCHES TYPE A B C D A B C D WA AB BC CO DE WE N 6-0 7-6 5-0 2-9 10-0 12-0 10-0 8-0 1-6 7-0 7-6 Note a 6-0 28-9 I 6-0 7-6 5-0 2-9 12-0 15-0 12-0 8-0 1-6 7-0 7-6 Note a 6-0 28-9 II 6-10 8-0 5-0 2-9 12-0 15-0 12-0 8-0 2-0 7-6 9-0 Note a 6-0 31-3 IV 7-8 8-0 5-0 2-9 15-0 18-0 15-0 9-0 2-6 8-0 10-6 Note a 6-0 31-3 V 8-6 9-0 5-0 2-9 15-0 18-0 15-0 9-0 3-0 9-0 12-0 Note a 6-0 36-9 For SI: I inch-25.4 mm.I foot-1.04.tt mm. a. The minimum length between points C and I)vanes based on water depth at point I)and the floor slope between points C and D. b.See Figure 804.1 for location of points. AV205.1 Walls, shall be created to read as follows: Walls in the shallow area and deep area of the pool shall have a wall-to-floor transition point that is not less than 33 inches(833 mm)below the design waterline. Above the transition point, the walls shall be within 11 degrees (0.19 rad) of vertical. AV206.1 Offset Ledges maximum width, shall be created to read as follows: Offset ledges shall not be greater than 8 inches (203 mm) in width. AV206.2 Reduced width required, shall be created to read as follows: Where an offset ledge is located less than 42 inches (1067 mm) below the design waterline, the width of such ledge shall be proportionately less than 8 inches (203 mm) in width so as to fall within 11 degrees of vertical as measured from the top of the design waterline. AV207.1 Pool floor slopes, shall be created to read as follows: Floor slopes shall be in accordance with Sections AV207.1.1 through AV207.1.3 AV207.1.1 Shallow end, shall be created to read as follows: The slope of the floor from the beginning of the shallow end to the deep area floor slope transition point, indicated in Figure AV204.1 as Point E to Point D, shall not exceed 1 unit vertical in 7 units horizontal. AV207.1.2 Shallow to deep transition, shall be created to read as follows: The shallow to deep area floor transition point, indicated in Figure AV204.1 as Point D, shall occur at a depth not less than 33 inches (838 mm) below the design waterline and at a point not less than 6 feet (1829 mm) from the beginning of the 28 shallow end, indicated in Figure AV204.1 as Point E, except as indicated in Section AV209.7. b C t I > d $ i A AA I e W A ---1B_c, SYMMETRY C _I - E \--2-0'R d a• � c b MINIMUM WATER SURFACE SHAPE-PLAN VIEW -j WA(1 AB r'r BC ►-w —CD-et DE-0.I A 4 4 WATERLINE $ 2-9" A B 3 k-6'R(MAX) 11 STEEPEST V ALLOWABLE SLOPE MINIMUM WATER DEPTHS-SECTION w-e i\A; WATERLINEWATERLINE giI2-9- -i- 2i9" SECTION a-a $EOM1N b-b WATERLINE �- © StA WATERLINE _L. j c SYM 2,g 6"R(MAX) SECTION d-d SECTION c-c 2'-3"R(MAX) For SI: 1 inch=25.4 nun,I foot-304.8 mm. FIGURE AV 204.1 MINIMUM DIVING WATER ENVELOPE AV207.1.3 Deep end, shall be created to read as follows: The slope of the floor in the deep end, indicated in Figure AV204.1 as Point B to Point D, shall not exceed a slope of 1 unit vertical in 3 units horizontal (33 percent slope). 29 AV207.2 Shallow end water depth, shall be created to read as follows: The design water depth as measured at the shallowest point in the shallow area shall be not less than 33 inches (838 mm) and not greater than 4 feet (1219 mm). AV208.1 Manufactured and fabricated diving equipment, shall be created to read as follows: Manufactured and fabricated diving equipment shall be in accordance with this section.Manufactured and fabricated diving equipment and appurtenances shall not be installed on a Type 0 pool. AV208.2 Installation, shall be created to read as follows: Where manufactured diving equipment is installed, the installation shall be located in the deep area of the pool so as to provide the minimum dimensions as shown in Table AV204.1 and shall be installed in accordance with the manufacturer's instructions. AV208.3 Labeling, shall be created to read as follows: Manufactured diving equipment shall have a permanently affixed label indicating the manufacturer's name and address,the date of manufacture,the minimum diving envelope and the maximum weight limitation. AV208.4 Slip resistant, shall be created to read as follows: Diving equipment shall have slip-resistant walking surfaces. AV208.5 Point A, shall be created to read as follows: For the application of Table AV204.1, Point A shall be the point from which all dimensions of width, length and depth are established for the minimum diving water envelope. If the tip of the diving board or diving platform is located at a distance of WA or greater from the deep end wall and the water depth at that location is equal to or greater than the water depth requirement at Point A,then the point on the water surface directly below the center of the tip of the diving board or diving platform shall be identified as Point A. AV208.6 Location of pool features in a diving pool, shall be created to read as follows: Where a pool is designed for use with diving equipment,the location of steps,pool stairs, ladders, underwater benches, special features and other accessory items shall be outside the minimum diving envelope. 30 AV208.7 Stationary diving platforms and diving rocks, shall be created to read as follows: Stationary diving platforms and diving rocks built on-site shall be permitted to be flush with the wall and shall be located in the diving area of the pool. Point A shall be in front of the wall at the platform or diving rock centerline. AV208.8 Location, shall be created to read as follows: The forward tip of manufactured or fabricated diving equipment shall be located directly above Point A as defined by Section AV208.5. AV208.9 Elevation, shall be created to read as follows: The maximum elevation of a diving board above the design waterline shall be in accordance with the manufacturer's instructions. AV208.10 Minimum water envelope, shall be created to read as follows: Manufactured diving equipment installation and use instructions shall be provided by the diving equipment manufacturer and shall specify the minimum water dimensions required for each diving board and diving stand combination.The board manufacturer shall indicate the water envelope type by dimensionally relating their products to Point A on the water envelopes as shown in Figure AV204.1 and Table AV204.1. The board manufacturer shall specify which boards fit on the design pool geometry types as indicated in Table AV204.1. AV208.11 Platform height above waterline, shall be created to read as follows: The height of a stationary diving platform or a diving rock above the design waterline shall not exceed the dimensions in Table AV208.11. TABLE AV 208.11 DIVING PLATFORM OR APPURTENANCE HEIGHT ABOVE DESIGN WATERLINE POOL TYPE HEIGHT INCHES I 42 l l 42 III 50 IV 60 V 69 For SI: I inch=25.4 mm. AV208.12 Headroom above the board, shall be created to read as follows: The diving equipment manufacturer shall specify the minimum headroom required above the board tip. 31 AV209.1 Slides, shall be created to read as follows: Slides shall be installed in accordance with the manufacturer's instructions. AV209.2 Entry and exit, shall be created to read as follows: Pools shall have a means of entry and exit in all shallow areas where the design water depth of the shallow area at the shallowest point exceeds 24 inches(610 mm). Entries and exits shall consist of one or a combination of the following: steps,stairs, ladders, treads, ramps, beach entries, underwater seats, benches, swimouts and other approved designs. The means of entry and exit shall be located on the shallow side of the first slope change. AV209.3 Secondary entries and exits, shall be created to read as follows: Where water depth in the deep area of the pool exceeds 5 feet (1524 mm), a means of entry and exit shall be provided in the deep area of the pool. AV209.4 Pool stairs, shall be created to read as follows: The design and construction of stairs into the shallow end and recessed pool stairs shall conform to Sections AV209.4.1 through AV209.4.2. AV209.4.1 Tread dimension and area, shall be created to read as follows: Treads shall have a minimum unobstructed horizontal depth of 10 inches(254 mm) and a minimum unobstructed surface area of 240 square inches (0.15 m2). AV209.4.2 Riser heights, shall be created to read as follows: Risers,other than the top and bottom riser,shall have a uniform height of not greater than 12 inches(305 mm). The top riser height shall be any dimension not exceeding 12 inches (305 mm). The bottom riser height shall be any dimension not exceeding 12 inches (305 mm). The top and bottom riser heights shall not be required to be equal to each other or equal to the uniform riser height. Riser heights shall be measured at the horizontal centreline of the stairs. 32 16.36.030 ILLUSTRATIONS Buildings and Construction aha =apnaauraaa r ■■ smo•aarnsiairrr aaaaaaaaaaaaaamna► Huaiaa au.ivarr aaaaaana aaaaaua ■aaaaaaanuanaaar masavesitinummuum. aanaaanaaaaaaar iiunmanasii••W iiiiiiiUIU• Y • aaaaaaoaa auaaIIIaaaar aaan�aa�� iaaiiow niaar WELDED WIRE MESH SW! THROUGHOUT SLAB • GRADE BEAM SLAB • 20" GRADE 't 2 — 1/2" REBAR CONTINUOUS ALL AROUND SLAB EDGE 10" I (Illustration A) 16.36-12 (E1gin 3/:1/9e) 33 One .and Two Family Dwelling Code - a • BUILDING HEIGHT "Building height" means the vertical distance measured from the established average grade at the foundation to the highest point of the underside of the ceiling beams, in the case of the flat roof; to the deck line of a mansard roof; and to the main level of the underside raters between the eaves and the ridge of a gable, hip, or gambrel roof. Chimmeys, spires, towers, elevator penthouses, tanks, and similar projections other than signs shall not be included in calculating the height. • A B • C BUILDING HEIGHT • . 11.WiruniF • Point A is the ridge of the roof. Point B is the average levet of the underside of the rafters between the eaves and the ridge of the roof. Point C is the underside of the rafters at the eave. Point D is the minimum grade at the foundation. Point E is the average grade at the foundation. Point F is the maximum grade at the foundation. (Illustration B) (oigln 3/11/so) 16.36_13 34 ' Buildings and Construction BUILDING HEIGHTS Building height is the vertical distance measured from the established grade to the highest point of the roof surface for' flat roofs; to the deck line of mansard roofs; and to the average height between eaves and ridge for gable, hip and gambrel roofs. /1\111E • 111 BUIILDINC HEIGHT END VIEW SIDE VIEW GABLE ROOF Aihhk I AAIL SUBLDING HEIGHT END VIEW SIDE VIEW HIP ROOF BUIILDIHG - HEIGHT END VIEW SIDE VIEW GAMBREL ROOF BUIILDING HEIGHT END VIEW SIDE VIEW MANSARD ROOF (Illustration C) 166.36-14 (Elgin 3/11/48; • 35 One and Two Family Dwelling Code Buildings and Construction Typical concrete foundation wall 1 #4 rebar wall opening (tm.) .12"min.typ.or tie to horizontal reinforcement 6" typ. � E (Illustration D) 36 One-and Two-Family Dwelling Code Furnace and Ductwork Installation (Illustration E) Forced warm air To outside air , ' Heated supply air I.• DAMPER to regulate system to rooms 4 4 0 ` � ini,/ ►� CHIMNEY . VENT CONAb„,„„,,, NECTOR ., A/C COIL--,r (if equiped) ' FLU PIPE------- .1,60� GAS �0 SUPPLY SHUTOFF--+-- v• + I'1110 7 RETURN AIR TRUNK POWER SWITCH II AIR DROP RETURN DRIP 1110 AIR TRUNK -r-E 1= I I. 0 AIR FILTER 37 One-and Two-Family Dwelling Code Return Air Ductwork and Filter Sizing (Illustration F) R.A.Duct iii R.A.Duct Ili i-- R.A.Duct go II iiii iltit r , 40" 4 40" I L EM I X XT--- -4y. 17" .¢ -+4- 21" •4- -�- 24" -if Filter Filter Filter 3 Ton&Under 4 Ton&Above , 5 Ton Filter-16 x 25 x 1 Filter-20x 25 x 1 Filter 24 x 25 x 1 40 MBH R.A.Duct-24 x 8 60 MBH R.A.Duct-24 x 8 80 MBH R.A.Duct-24 x 10 R.A.Duct-24 x 10 100 MBH R.A.Duct-24 x 12 R.A.Duct-24 x 12 120 MBH R.A.Duct-24 x 14 X=4"accessory plenum, X=8"acc.plenum, side and bottom return side and bott.return 38 16.36.040 CONFLICTS WITH OTHER PROVISIONS When a provision of this chapter conflicts with any other provision of the Elgin Municipal Code regulating the same subject matter, either as presently adopted or to be adopted or amended in the future, the more stringent or restrictive provision shall apply." Section 3. That all ordinances or parts of ordinances in conflict with the provisions of this ordinance be and are hereby repealed. Section 4. That this ordinance shall be in full force and effect immediately after its passage in the manner provided by law. 41( A/Agillooli, '0; David J. Kap :tP M.yor Presented: July 11, 2018 Passed: July 11, 2018 Omnibus Vote: Yeas: 8 Nays: 0 Recorded: July 11, 2018 : •F C .... Published: July 12, 2018 4- 411 Attest: °dtf"i- `, ' imberly Dewis, 'ity Clerk 1 ' 39