09-18-2015 BPU RPT 05 - Laserfiche WebLink

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P U B L I C U T I L I T I E S RIVERSIDE PUBLIC UTILITIES Board Memorandum BOARD OF PUBLIC UTILITIES DATE: SEPTEMBER 18, 2015 ITEM NO: 5 File ID — 15 -2969 — D SUBJECT: PLAZA SUBSTATION 4 kV TO 12 kV CONVERSION CIRCUIT 452 — WORK ORDER NO. 1521820 FOR $1,446,000 ISSUE: The issue for Board of Public Utilities consideration is approval of the capital expenditure of $1,446,000 for Work Order No. 1521820 for the Plaza Substation 4 kV to 12 kV Conversion Circuit 452. RECOMMENDATION: That the Board of Public Utilities approve the estimated capital expenditure of $1,446,000 for Work Order No.1521820 for the Plaza Substation 4 kV to 12 kV Conversion Circuit 452. BACKGROUND: The Electric System Master Plan (ESMP) recommends the conversion of all remaining 4 kV to 12 kV distribution circuits to improve system capacity and reliability. This work will upgrade electric distribution facilities west of Brockton Avenue in the region between Rubidoux Avenue and Cliffside Drive. The scope of work includes the conversion of Plaza Substation Circuit 452 from 4 kV to 12 kV. The overhead work includes replacement of 56 wood poles, 30 transformers, six pole switches, 40 circuit feet of primary overhead wires, 9,514 circuit feet of secondary cables and related overhead distribution facilities. Riverside Public Utilities (RPU) engineering staff performed the design to eliminate any negative visual impacts to the project and surrounding area, with sensitivity to the existing neighborhood, and within City Planning guidelines for the designated area of the project. The project breakdown is proposed as follows: Project Breakdown Engineering Performed By: RPU engineering staff Civil Construction Performed By: None Electrical Work Performed By: RPU field forces Anticipated Start Date: September 21, 2015 Anticipated Duration: 41 Weeks Coordination Required With: RPU Field Superintendent Reimbursements: None FISCAL IMPACT: The capital expenditure for Work Order No. 1521820 is estimated to be $1,446,000 as summarized in the following table: