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HomeMy WebLinkAbout97.Item 7 PPP Administration 09-13-17 - Space Utilization NeedsSpace Utilization Needs Rob Thompson Director of Engineering September 13, 2017 X-077(2022)CEN GEN SWITCHGEAR REPLACEMENT MF BACKWASH RELOCATIONX-056 (2017) PRIMARY INFLUENT SPLITTER BOX REHAB X-055 (2018) AS1CLARIFIERREHABILITATIONX-049 (2029) AS1 AERATION BASINS/BLOWERSREHABILITATION X-048 (2023) DAFT DEMOX-043 (2029) PLANT WATER PSX-039 (2033) X-038 (2028) CITY WATER PUMP STATION AS2 AERATION REHABILITATIONX-018 (2033) PRIMARY CLARIFIERS 6-31 REHABILITATION X-017 (2025) TRICKLING FILTERS PB8 X-015(2030) PS WASTE SIDESTREAM PS X-006 (2033) P1-127 (2027) CEN GEN P1-126 (2020) 3 4 5 POWER BLDG 7 EBDB PRI CLAR1&2 PUMP STATION PEPS PRIMARY CLARIFIERS REPLACEMENTS AND IMPROVEMENTS ODOR CONTROL PB4P1-114 (2032) PRIMARY SCRUBBER REHAB ```` POWERBLDG ELECTRICAL ROOM GRIT HEAD BOX SCREENINGS HANDLING STANDBY GENERATOR BUILDING PUMPING METERING GRIT HANDLING P1-105 (Current)HEADWORKS REHAB AND EXPANSION P1-100DIGESTER REHABILITATION(Current)J-124 (Current) GAS HANDLING P1-101(Current) SLUDGE DEWATERING AND ODOR CONTROL HEADQUARTERS COMPLEX P1-128 (Current) WASTEHAULERRECEIVING STATION X-046 (2021)Plant 1 Projects Buildings Title 24 Access Compliance P1-115 (Current) 2017 -2021 2022 -2026 2027 -2031 2032 -2037 Project Start Year Current Plant 2 Projects X-047 (2023) SCE FEED RELIABILITY X-008(2028)OPERATIONS CENTER RELOCATE BISULFATE BLEACH DEMO X-034 (2024) PWPS DEMOX-037 (2029) X-036 (2028) CITY WATERPUMP STATION P2-119 (2027)CENGEN TRUCK LOADINGX-032 (2023) Digester Demolition XP2-132 (2035) XP2-131 (2028) DIG. I, J, K REPLACEMENT S R Q P P2-129 (2025) DIG. P, Q, R, S REPLACEMENT FERRIC CHLORIDE CLASS A BATCH TANKS BOILER P2-128 (2020) TPAD DIGESTERS WAREHOUSE RELOCATIONP2-126 (2019) P2-125 (2017)SOUTHWEST PERIMETER SCREENING X-031 (2033) TF/SC REHAB X-014 (2033)TF/SC ODOR CONTROL AS/O2RAS/WAS/PEPSX-052 (2032) AS/O2CLARIFIERX-051 (2027) AS/O2 AERATIONX-050 (2020) P Q N O M K J H I L P2-98(Current)E F D ODOR CTRL G PB E X-030 (2032) HEADWORKS REHABILITATION FOOD WASTE FOODWASTE RECEIVING FACILITYXP2-130 (2032) NEW PWPS LOW FLOW PSJ-117(Current) OOBS TO ‘A’ SIDE CLARIFIERSP2-122 (Current) OCWD PUMP STATION (Current) OCWD STORAGE TANK (Current) GAS COMP FLARE J-124 (2025) 2017 -2021 2022 -2026 2027 -2031 2032 -2037 Project Start Year Current Plant 1 Fully Occupied Currently Non-process Available Construction staging areas Plant 2 Staging Areas Limiting Active Faults Identified at Plant 2 Immediate Space Challenges •Collections Yard (0.8 ac) and staff support facilities •Displaced staff from P1 Headworks project (28 staff) •Impacts of OCTA Front Entrance Modifications •Admin Building parking (loss of 70 spaces) •Wastehauler location (unresolved) •Construction staging areas (especially Plant 2) •Aging Plant 1 trailer complexes •Engineering Trailers A, B, E, and F (111 staff) •Risk Management (11 staff) Long Term P1 Space Issues •Headworks replacement •Primary clarifier replacements •Activated Sludge Plant 1 replacement •Advanced treatment facilities for future regulations Conclusions •Space limits impacts •Multiple facilities involved •Interim provisions •Require long construction sequences •Major expenditures •Property acquisition costs could be offset by significantly reduced project costs •Contractor costs for off-site staging •Interim facilities •Premature demolition to open required process areas