09-05-2014 BPU RPT 10 - Laserfiche WebLink

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W A T E R E N E R G Y L I F E RIVERSIDE PUBLIC UTILITIES imam Board Memorandum PUBLIC UTILITIES BOARD OF PUBLIC UTILITIES DATE: September 5, 2014 ITEM NO: 10 SUBJECT: CONSTRUCTION OF THE WAYNE COURT AND CANTERBURY ROAD 8 -INCH WATER DISTRIBUTION MAIN REPLACEMENT PROJECT — BID NO. RPU -7257 ISSUES: The issues for Board of Public Utilities consideration are: 1) approval of a contract award for the construction of the Wayne Court and Canterbury Road 8 -Inch Water Distribution Main Replacement Project — Bid No. RPU -7257; and 2) approval of Work Order No. 1323233 in the amount of $2,239,400. RECOMMENDATIONS: That the Board of Public Utilities: Award a contract for the construction of the Wayne Court and Canterbury Road 8 -Inch Water Distribution Main Replacement Project — Bid No. RPU -7257 to Trautwein Construction, Inc., of Riverside, California, in the amount of $1,586,705; and 2. Approve the capital expenditure of $2,239,400 for Work Order No. 1323233, which includes all design, construction, contract administration, inspection and construction contingency costs for the Wayne Court and Canterbury Road 8 -Inch Water Distribution Main Replacement Project — Bid No. RPU -7257. BACKGROUND: The construction of the Wayne Court and Canterbury Road 8 -Inch Water Distribution Main Replacement Project is part of Riverside Public Utilities' (RPU) on -going water main replacement program to replace old and high priority leaky mains. The project area consists of existing 4 -inch and 6 -inch cast iron waterlines that were installed in the years ranging from 1947 to 1957 and have required numerous repairs due to leaks over the past several years. These pipelines have reached the upper limit of their useful service life and need to be replaced to increase system reliability- The work will generally entail the construction of approximately 8,000 linear feet of 8 -inch ductile iron pipe, about 500 linear feet of 4 -inch ductile iron pipe, 234 water services, 31 fire hydrants, and 12 system connections, along with all necessary fittings and appurtenances. The trench resurfacing is also included, per the Public Works (PW) Department paving standards. Subsequent to the pipeline work, PW is scheduled to complete the final surface paving as part of a planned rehabilitation project for the streets in this area. Staff has coordinated with PW regarding the allowable working hours and traffic control for this project. The work is scheduled to occur during normal daytime hours. Other than routine service tie - overs, no service disruptions are anticipated to complete the work of this project. Bids were opened on August 13, 2014. The lowest responsive bid was submitted by Trautwein Construction, Inc. Staff has reviewed all provided documentation and has determined that Trautwein Construction, Inc. has met all of the requirements of the specifications.