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92-0122 Clark Dietz Adeendment 4 RESOLUTION AUTHORIZING EXECUTION OF AN ENGINEERING SERVICES CONTRACT AMENDMENT #4 FOR THE SLADE AVENUE FACILITIES BE IT RESOLVED BY THE CITY COUNCIL OF THE CITY OF ELGIN, ILLINOIS, that Larry L. Rice, City Manager, and Dolonna Mecum, City Clerk, be and are hereby authorized and directed to execute an Engineering Services Contract Amendment #4 on behalf of the City of Elgin with Clark Dietz, Inc . for the Slade Avenue Facilities, a copy of which is attached hereto and made a part hereof by reference. s/ George VanDeVoorde George VanDeVoorde, Mayor Presented: March 25, 1992 Adopted: March 25, 1992 Omnibus Vote: Yeas 5 Nays 0 Recorded: Attest: s/ Dolonna Mecum Dolonna Mecum, City Clerk Elm rb. + I.� Agenda Item No. TO: Mayor and Members of the City Council FROM: City Manager DATE: March 4, 1992 SUBJECT: ENGINEERING SERVICES CONTRACT AMENDMENT #4 WITH CLARK DIETZ, INC. PURPOSE: This memorandum will provide the Mayor and Council with information to consider in awarding a contract amendment to Clark Dietz, Inc. BACKGROUND: ri.' On September 14, 1989, the City entered into a contract with the engineering firm of Clark Dietz, Inc. , for the design and engineering services of the Slade Avenue facility. Part of this project included the design and inspection services for the installation of a 24-inch gravity replenishment line from the Riverside Water Treatment Plant to the Slade Avenue reservoirs. On September 17, 1991, the City received two bids for the construction of this gravity replenishment line. The engineer's estimate for this contract was $330,000, while the low of the two bids received was for $575,725. Therefore, the City rejected those bids and proceeded to rebid this project. Five bids were received on March 3, 1992, with the award to be made at the March 11, 1992, Council meeting. r Page 2 45 As this process delayed inspection of the actual construction, Clark Dietz is asking for recovery of additional expenses. This falls into two areas : first, for expenses involved in rebidding the project and second, for fees to cover engineering services anticipated to take place at the same time the Slade Avenue facility was being built (see the attached engineering services contract amendment #4 for additional information) . FINANCIAL IMPACT: The cost for these additional services is estimated to be $35, 100. The Water Department's operating fund has sufficient revenue to provide for this service. RECOMMENDATION: It is recommended that the Council approve amendment #4 to the engineering services contract with Clark Dietz, Inc. , for the cost of $ 5, 10'. rich is not be exceeded without the written approval f t' - .tor of public works. l , . 47) City anager 4--__ LLR:LED: jk 01140303. 192 cc: Jim Kristiansen, Public Works Director Attachments I Engineering Services Contract Amendment #4 City of Elgin Slade Avenue Facilities The CONTRACT AMENDMENT #4, made as of the fx)bEAday of /11 (L LL of 1992, by and between the City of Elgin, Illinois (hereinafter called the CLIENT) and Clark Dietz, Inc. , Champaign, Illinois (hereinafter called CDI) . WITNESSETH, THAT WHEREAS, the CLIENT and CDI have previously entered into an Engineering Service Agreement dated the 14th day of September, 1989 and Contract Amendment #1 dated the 31st day of October, 1990 and Contract Amendment #2 dated the 22nd day of May, 1991 and Contract Amendment #3 dated the 24th day of January, 1992 for professional services on the design and construction of the Slade Avenue Facilities (hereinafter called the PROJECT) for a lump sum of Four Hundred Forty-Four Thousand Thirteen and No/100 Dollars ($444,013) . Whereas, the Engineering Services Contract includes Sections covering Additional Services of CDI and the Client's Responsibilities and whereas CDI has identified the following additional services and associated costs: Additional Project Scope 1. Due to circumstances beyond the control of either the City or the Engineer, the bid prices received for the Gravity Replenishment Line were higher than expected. It was in the best interest of the City to reject the bids and rebid the project at a time when the bids are likely to be more reasonable. Since the Engineering Services Agreement was based on bidding the Gravity Replenishment Line once, the Engineering Services Agreement is modified to compensate the Engineer for the costs of rebidding. $2,048.00 2. The Engineering Services Agreement anticipated the concurrent construction of the Slade Avenue Facility and the Gravity Replenishment Line, allowing the inspection by the same person. Since the Slade Avenue Project is nearing completion, additional inspection services are required $33,052.00 Total Engineering Increase $35, 100.00 The circumstances making these changes necessary were not reasonably foreseeable at the time the contract was signed. Therefore, the City of Elgin and Clark Dietz, Inc. mutually agree to increase the total contract lump sum amount by $35,100.00 to Four Hundred Seventy-Nine Thousand One Hundred Thirteen and No/100 Dollars (479,113.00) . In witness whereof, the parties hereto have caused this AMENDMENT to be executed as of the day and year hereinabove set forth. OWNER ENGINEER CITY OF ELG N CLARK DIETZ, INC. if By: i. ... _ By: 2� `�Nk mow Attest: (►i 7� " If' Attest: r cower ` k%U-e-- ` c:\elgin\conam4