HomeMy WebLinkAbout03.f. ADVISE THE BOARD OF THE CLOSEOUT OF THE NORTHERN PUMPING STATIONS UPGRADES, DISTRICT PROJECT 5971Central Contra Costa Sanitary District ' BOARD OF DIRECTORS POSITION PAPER Board Meeting Date: June 17, 2010 No.: 3.f. Consent,.Calendar Type of Action: INFORMATIONAL Subject: ADVISE THE BOARD OF THE CLOSEOUT OF THE NORTHERN PUMPING STATIONS UPGRADES, DISTRICT PROJECT 5971 Submitted By: Initiating Dept./Div.: Clint T. Shima, Associate Engineer Engineering/Capital Projects REVIEWED AND RECOMMENDED FOR BOARD ACTION: C. Shima M. Penn A. Antkowiak A. F-~ ames . KeIIY, Y General Manager ISSUE: All work has been completed on the Northern Pumping Stations Upgrades, District Project 5971, and this project can now be closed out. RECOMMENDATION: Close out the project. FINANCIAL IMPACTS: This closeout will result in approximately $20,000 being returned to the Collection System Program. Attachment 1 shows the project expenditures by category. ALTERNATIVES/CONSIDERATIONS: Not applicable. BACKGROUND: The Northern Pumping Stations Upgrades project implemented a number of improvements needed at various pumping stations. At the Concord Industrial Pumping Station the project replaced obsolete variable frequency drives, installed a new grinder, programmed complex SCADA control system, and added other operational and safety improvements. The Clyde Pumping Station was equipped with a new standby generator and flood protection measures. An emergency bypass vault and pump connections were installed at the Martinez Pumping Station. A replacement bar screen was installed at Orinda Crossroads, and new valve vault covers were placed at Maltby Pumping Station. All work was performed at existing operational facilities and required close coordination with pumping stations staff to minimize operational disruptions across several pumping stations. On June 4, 2009, the Board of Directors authorized the award of a construction contract for this work to California Trenchless, Inc. The Contractor was issued a Notice to Proceed that was effective June 24, 2009, with a completion date of November 21, 2009. The project was accepted by the Board on April 1, 2010. N:\PESUP\Cbradley\POSITION PAPERS\Shima\5971 PP Closeout.doc Page 1 of 3 POSITION PAPER Board Meeting Date: June 17, 2010 Subject ADVISE THE BOARD OF THE CLOSEOUT OF THE NORTHERN PUMPING STATIONS UPGRADES, DISTRICT PROJECT 5971 The original construction contract amount was $619,000. There was one (1) construction change order issued in the amount of $21,675. The total amount paid to the Contractor was $640,675. The total authorized budget for the project was $1,361,000, which included a contingency of $124,000. The total project cost was $1,341,000, which is approximately 1 percent less than the budgeted amount (see Attachment 1 for Expenditure Summary). RECOMMENDED BOARD ACTION: This item is presented to the Board of Directors for information. No action is necessary. N:\PESUP\Cbradley\POSITION PAPERS\Shima\5971 PP Closeout.doc Page 2 of 3 ATTACHMENT1 NORTHERN PUMPING STATIONS UPGRADES DISTRICT PROJECT 5971 EXPENDITURE SUMMARY ACTIVITY COST Total Budget $1,361,000 Construction Contract $619,000 Change Orders $21,675 SCADA Programming $27,659 Change Order % of Construction 3.4% Total Construction Amount $668,334 POD Support $52,579 Engineering, Design, CM, Admin. $620,087 Engineering, Design, CM, Admin. - % of Construction 93% TOTAL PROJECT EXPENDITURES $1,341,000 Amount to be Returned to the Collection System Program $20,000 N:\PESUP\Cbradley\POSITION PAPERS\Shima\5971 PP Closeout.doc Page 3 of 3