65B - PROPOSED WATER AND SEWER RATE ADJ

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City of Santa Ana, CA I WATER RATE STUDY Table A - 3: Water Pumps and Hydro Generator Replacement Costs ................................. .............................69 Table A - 4: Tanks, Chemical Feed and Misc. Replacement Costs ......................................... .............................69 Table A - 5: Water Pipe Replacement Sizes and Costs .............................................................. .............................70 Table A - 6: Non System- Specific Expected Useful Lives .......................................................... .............................70 Table A - 7: Generator Replacement Costs - 2012 dollars ...................................................... .............................70 Table A - 8: Misc, Assets Replacement Costs - 2012 dollars .................................................. .............................71 Table A - 9: Assets Refurbishment Intervals and Costs - 2012 dollars .............................. .............................71 TableA - 10: Asset Valuation by System ......................................................................................... .............................72 TableA - 11: Total Modeled R &R 30 Year Costs .......................................................................... .............................74 Table B - 1: Pipe Vintages by Install Decade ........................................................... .......................... ......................... 84 Table B - 2: Water Mains Listed by Install Decade and Pipe Material ................................ .............................87 Table B - 3: Water Mains Listed by Pipe Diameter and Material .......................................... .............................88 Table B - 4: Water Main Breaks by Pipe Install Decade and Material ................................. .............................90 Table B - 5: Number of Breaks per Mile by Decade Pipe Installed and Material ............ .............................96 Table B- 6: Number of Breaks by Pipe Diameter and Material .............................................. .............................97 Table B - 7: Number of Breaks per Mile of Pipe by Diameter and Material ................... ............................100 Table B - 8: Impacts on Breaks /Mile by Material ....................................... ............................... ............................105 Table B - 9: Summary of PoF Criteria used in this Anal ysis ................... ............................... ............................113 Table B - 10: Summary of CoF Criteria used in this Study ...................... ............................... ............................118 Table C - 1: Water Pipe Replacement Costs (2012 dollars) ................... ............................... ............................124 Table C - 2: Partial List of Water Main Pipe Segments Ranked by BRE Score ............... ............................127 Table C - 3: Water System R &R Summarizations and Recommendations ...................... ............................133 Table C - 4: Water System Capital Improvements Program [*1 ............ ............................... ............................135 Table D - 1: Partial List of Water Mains Ranked by BRE Score with Non -City owned Mains Removed .................................................................................... ............................... ............................140 Table D - 2: City -owned Water System R &R Summarizations and Recommendations .........................145 Table D - 3: City -owned Water System Capital Improvements Program [ *] ................. ............................146 BLACK & VEATCH I Table of Contents 65B -10 V