08-24-2020 BPU RPT 07 - Laserfiche WebLink

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W A T E R E N E R G Y L I F E P U B L I C U T I L I T I E S RIVERSIDE PUBLIC UTILITIES BOARD OF PUBLIC UTILITIES SUBJECT: INCREASE WORK FOR A TOTAL TRANSMISSION TRANSMISSION APPROPRIATION ISSUES: Board Memorandum DATE: AUGUST 24, 2020 ITEM NO: ORDER NO. 642975 IN THE AMOUNT OF $144,910,000, AMOUNT OF $216,515,521, FOR THE SECOND CONNECTION TO STATE GRID FOR RIVERSIDE RELIABILITY PROJECT — SUPPLEMENTAL Supplemental appropriation of $125,000,000; and the increase of Work Order No. 642975 by $144,910,000 for the Riverside Transmission Reliability Project (RTRP or Project), a critical second connection to the state electric transmission grid, which includes the construction of the new 230/69kV Wilderness Substation, construction of six (6) new 69kV line terminations at Wilderness Substation, electric system bifurcation improvements to existing Riverside Public Utilities (RPU) substations, and related RTRP environmental matters, including the Wilderness Substation, line work and associated components, for a total work order amount of $216,515,521. RECOMMENDATIONS: That the Board of Public Utilities: 1. Recommend that the City Council approve a supplemental appropriation of $125,000,000 in Account No. 6130000-470685 to be funded from the Electric Fund (Fund 510) fund balance for RTRP components including Wilderness Substation, line work and associated components as presented herein; and 2. Authorize the increase of Work Order No. 642975 by $144,910,000 to continue funding construction of the RTRP, including Wilderness Substation, line work and associated components as presented herein, for a total work order amount of $216,515,521. BACKGROUND: RTRP is a joint project with Southern California Edison (SCE) and will provide RPU with a critical second connection to the state electric transmission grid by connecting to the existing 230kV SCE Mira Loma — Vista line, to address long-term capacity and reliability needs of the City's electric utility system.