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RIVERSIDE PUBLIC UTILITIES <br /> P U B L I C U T I L IT I E S Board Memorandum <br /> BOARD OF PUBLIC UTILITIES DATE: April 6, 2012 <br /> ITEM NO: 12 <br /> SUBJECT: CHANGE ORDER NO. 1 TO PURCHASE ORDER NO. 122064 INSTALLATION OF <br /> UNDERGROUND CONDUITS AND STRUCTURES FOR VAULT REHABILATATION <br /> OF VAULT V-2426 AT THE CANYON TOWNE CENTER - WORK ORDER NO. <br /> 1111433 <br /> ISSUE: <br /> Board of Public Utilities approval is requested for Change Order No. 1 to Purchase Order No. 122064, in <br /> the amount of $11,625.98 for additional trenching, conduit and structure relocations due to field <br /> conditions. <br /> RECOMMENDATION: <br /> That the Board of Public Utilities approve Change Order No. 1 to Purchase Order No. 122064 in the <br /> amount of$11,625.98. <br /> BACKGROUND: <br /> Work Order No. 1111433 for installation of underground conduits and structures for vault rehabilitation of <br /> Vault V-2426 at the Canyon Crest Towne Center was approved by the Board of Public Utilities on August <br /> 5, 2011 for an estimated capital expenditure of $141,379. The conduit and substructure portion of the <br /> project was issued to the Electric Contractors' Panel on July 1, 2011. Bids were opened on July 13, <br /> 2011 and International Line Builders Inc., of Riverside, California, was the lowest responsive bidder in <br /> the amount of$99,098.50. <br /> Change Order No. 1, in the amount of$11,625.98 is requested due to: <br /> • Repairs of unmarked private parking lot lighting system (the As-Built provided was inaccurate). <br /> • Core drilling existing structures for new conduits. <br /> • Installed protective bollards at heavy traffic areas. <br /> • Relocation of existing conduits that were in conflict with new ceiling at existing vault. <br /> • Once work on vault repairs began existing tree nearby had to be removed due to the tree roots <br /> were putting stress on the roof of the vault. <br /> Board authorization is required as the cumulative change order amount exceeds 10% of the original <br /> purchase order amount. The following table summarizes the request: <br /> Percent <br /> Description Amount Change <br /> Original Purchase Order $99,098.50 <br /> Change Order No. 1 $11,625.98 12.00% <br /> Total $110,724.48 12.00% <br />