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W A T E R E N E R 5 Y RIVERSIDE PUBLIC UTILITIES Board Memorandum PUBLIC UTILITIES BOARD OF PUBLIC UTILITIES DATE: September 21, 2012 ITEM NO: 3 SUBJECT: REPLACEMENT OF DETERIORATED OIL SWITCH AND ASSOCIATED EQUIPMENT WORE{ ORDER NO. 1120263 ISSUE: Board of Public Utilities approval is requested for Work Order No. 1120263, RECOMMENDATION: That the Board of Public Utilities approve the estimated capital expenditure of$134,000 for Work Order No. 1120263 to replace deteriorated oil switch OS3-121 and associated equipment in Vault V-4113 with pad mounted equipment. BACKGROUND: Vault V-4113 was installed in 1988 on Magnolia Avenue southerly of La Sierra Avenue. A detailed inspection on May 18,2010 determined that OS3-121 located in V-4113 is badly corroded and should be replaced. The project includes: Installation of one pad mounted switch to replace deteriorated oil switch OS3-121; and Installation of one pad mounted junction cabinet to replace load break junctions in V-4113 Engineering was performed by the General Order (GO) 165 Consultants' Panel. Civil construction work including trenching, conduits, and other infrastructure work will be performed by contract crews from the Contractors' Panel. Directional boring may be used, if possible, to reduce the amount of street repairs needed. All electrical work including cable installation, splicing and terminations will be done performed by Public Utilities field forces. All pad-mounted equipment will be installed with consideration given to the surrounding esthetics. FISCAL IMPACT: The capital expenditure for the project is estimated to be $133,492.22 and is as follows: Percent of Total Consultant Design—G.0. 165 Consultants' Panel $11,289.00 8.4% Contract Construction— Sub-Structures $53,794.06 40.3% City Construction of Cabling & Equipment $56,273.50 42.2% Contingency, including change order authorization $12,135.66 9.1% Total 1 $133,492.22 100.0% Sufficient funds are available in the System Improvements Account No. 6130000-470623.