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RIVERSIDE PUBLIC UTILITIES <br /> Board Memorandum <br /> BOARD OF PUBLIC UTILITIES DATE: November 5, 2010 <br /> ITEM NO. 7 <br /> SUBJECT: CIRCUIT 1549 — SUMMER 2011 LOAD RELIEF PROJECT ORANGECREST <br /> SUBSTATION —WORK ORDER NO. 1102624 <br /> ISSUE: <br /> Board of Public Utilities approval is requested for Work Order No. 1102624. <br /> RECOMMENDATION: <br /> That the Board of Public Utilities approve Work Order No. 1102624 for the estimated capital expenditure <br /> of $97,200 to install underground infrastructure for Circuit 1549 in the Orangecrest Substation service <br /> area. <br /> BACKGROUND: <br /> During summer 2011 peak conditions, Circuit 1549 is expected to experience 112% of design load on the <br /> Circuit getaways at the Orangecrest Substation. Switching required to relieve the increased loading <br /> must be performed using existing load break junctions below ground in V5046 on Mission Grove <br /> Parkway. Upgrading to pad mounted equipment will improve operability for the needed load transfer <br /> switching and provide iateral protection. <br /> The electrical engineering design will be performed by Riverside Public Utilities (RPU). All civil work <br /> including trenching, conduits and other infrastructure work will be performed by a contractor through the <br /> competitive bid process. Installation of cable and terminations will be performed by RPU field forces. <br /> FISCAL IMPACT: <br /> The capital expenditure for the project is estimated to be $97,200. This includes all construction, <br /> contingencies, construction management, inspection and design, as summarized in the following table: <br /> % of <br /> Total <br /> Construction-RPU Electrical Work &I Materials $50,313 52% <br /> Contingeenc 150/0} _ $7,599 8% <br /> Design, Construction Management, Inspection $11,136 11% <br /> Con struction-E lectri c Conduit & Structures $28,152 29% <br /> Subtotal: $97,204 1 100°/0 <br /> Funds are budgeted and available for this project in the Line Rebuilt Account No. 6130000-470603. <br /> Prepared by: Stephen H. Badgett, Public Utilities Deputy General Manager/Energy Delivery <br /> Approved by: David H. Wright, Public Utilities General Manager <br /> Approved by: Belinda J. Graham, Assistant City Manager <br /> Approved as to form: Gregory P. Priamos, City Attorney <br />