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Wastewater Capital Programs Quarterly Report
Q2 Fiscal Year 2024-2025 (Oct 2024 – Dec 2024)
Bessie Tam, Wastewater Capital Programs Director, Infrastructure Presented to the San Francisco Public Utilities Commission March 25, 2025
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Construction Updates
2 Anticipated Completion:
Winter 2024-25
Westside Pump Station
Reliability Improvements
(WW-645R)
Various Locations Brick Sewer
Improvements: Golden Gate Ave.
(between Polk and Larkin Streets)
Anticipated Completion:
Spring 2025
Anticipated Completion:
Winter 2025-26
Folsom Area Stormwater
Improvement Project – Phase 2
(WW-719A)
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SSIP Phase 1 Status
3 PROJECT COUNT BY PHASE
(as of September 2024)
Planning
$22M
(1 Project)
Phase 1
$4.707M
(70 Projects)
Design
$152M
(4 Projects)
Completed
$516M
(50 Projects)
Construction
$3,885M
(7 Projects)
Bid & Award
$0
(0 Projects)
Closeout
$96M
(7 Projects)
Multi-Phases
$36M
(1 Project)
67.7% Complete
PROJECT COUNT BY PHASE
(as of December 2024)
Planning
$22M
(1 Project)
Phase 1
$4.707M
(70 Projects)
Design
$76M
(3 Projects)
Completed
$516M
(50 Projects)
Construction
$3,885M
(7 Projects)
Bid & Award
$0
(0 Projects)
Closeout
$96M
(7 Projects)
Multi-Phases
$112M
(2 Projects)
73.2% Complete
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SSIP Status – Cost Summary
4 Section I.3 SSIP
Table 3
Negative numbers reflect cost increases
Subprograms (includes other SSIP)
Expenditures to
Date
($ Million) (A)
Current
Approved
Budget
($ Million) (B)
Current
Forecasted
Budget
($ Million) (C)
Cost Variance
($ Million)
(D = B ‐ C)
Cost Variance
Over Reporting
Period ($ Million)
(E)
Treatment Facilities $2,875.2 $6,202.1 $6,366.6 ($164.5) ($164.5) Collection System $324.3 $611.5 $611.5 $0.0 $0.0
Stormwater Management $117.9 $343.5 $343.5 $0.0 $0.0
Flood Resilience Projects $63.8 $766.0 $810.0 ($44.0) ($44.0) Land Reuse Projects $85.6 $88.9 $88.9 $0.0 $0.0
Program Management (PM) $177.2 $340.0 $340.0 $0.0 $0.0
Overall Program Total $3,644.0 $8,351.8 $8,560.4 ($208.6) ($208.6) SSIP Phase 1 Total $3,477.5 $4,707.4 $4,870.2 ($162.8) ($162.8) Other SSIP Subtotal
(Phase 2 and 3 priorities)
$166.5 $3,644.4 $3,690.2 ($45.8) ($45.8)
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Facilities and Infrastructure Status – Cost Summary
5 Section II.3 F&I Program
Table 3
Subprograms
Expenditures to
Date
($ Million) (A)
Current
Approved
Budget
($ Million) (B)
Current
Forecasted
Budget
($ Million) (C)
Cost
Variance
($ Million)
(D = B ‐ C)
Cost Variance
Over Reporting
Period ($
Million) (E)
Facilities and Infrastructure Program $150.0 $484.3 $484.3 $0.0 $0.0 SEWER SYSTEM IMPROVEMENT PROGRAM | Grey. Green. Clean.
Projects Initiated
(1) SEP Mainstream Nutrient Reduction Project
(2) OSP Communication & Safety Monitoring Updates
(3) Griffith Dry Weather Force Main Rehabilitation
(4) Sunnydale PS & FM Improvements – Phase A
(5) Citywide Green Infrastructure Implementation
Design
(1) SEP Condition Improvement Projects – Part 1 (65%)
(2) OSP Plant-wide Ventilation (HVAC) Upgrades (65%)
(3) Brannan Outfall 19 Discharge/Baffle Rehab & Sansome Outfall 15 Valve (65%)
(4) SEP 550 Booster PS Condition Inspection & Interim (95%) (5) Admin Bldg. (OSP 930) Health & Safety Improvements (95%) (6) CSD Structure Rehab & Upgrades – Part 1, Contract C: Mariposa and Evans (95%)
(7) Folsom Area Stormwater Improvement Project – Treat Box Sewer (WW719-C) (95%)
Environmental
(1) Maintenance Building (SEP 940) Interim Improvement – Obtained CEQA determination
6 Request for Qualifications
(1) Security Enhancement Projects (DB-136) (a) SEP Booster Pump Station & Bruce Flynn Station; (b) Oceanside Plant & Westside Pumpstation; (c) North Point Facility & North Shore Pump Station Advertised & Received Bids
(1) Seacliff No. 2 Pump Station & Force Main Upgrade (WW-744) Re-advertised
(1) CSD Structure Rehab & Upgrades – Part 1, Laguna, Howard and Mission Bay (Contract A/B)
Notice to Proceed
(1) Biosolids Digester Facilities Project – Biogas Utilization (DB-138) (2) Geary BRT Sewer Improvements – Ph 2 Construction (WW-743) (3) Seacliff No. 1 Pump Station & Force Main Upgrade (WW-747) (4) Geary Underpass Pump Station Safe Access Enhancements (JOC 103-01)
Substantial Completion
(1) OSP Building 042 Primary Clarifier Improvements (WW-648) (2) Green Infrastructure Grant Program – St. Monica’s and St. Thomas the Apostle
(3) Large Diameter Sewer Projects and Channel Force Main Intertie; Subproject F: Castro Street; Subproject G: South Van Ness Ave.
Section I.5 SSIP
Budget and Schedule Summary
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Southeast Plant Biosolids Digester Facilities Project
7 Planning through Bid & Award Construction Close Out
Project Schedule:
Project Cost: $2,673M (forecast: $2,837M)
Progress and Status:
1. Large internal mixers and exterior piping were
installed for the digesters.
2. Installations of mechanical, electrical, plumbing,
heating, venting, and air conditioning systems
are ongoing.
3. Structural steel and concrete are being placed
for the roofs of the dewatering building and
interior rooms.
20292028202720262025202420232022202120202019
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Southeast Plant New Headworks Facility Project
Project Cost: $717M (no change)
Progress and Status:
1. Distributed Control System (DCS) network testing is on-going, and DCS logic testing has started.
2. Testing of the foul air handling system and odor control facility has started, and influent wastewater has been introduced to the New Headworks Facility for systems performance testing.
3. Permanent power and control wiring for the influent pump station was installed, and equipment performance testing has started.
4. Installation of the bridge crane, trough belt conveyor, and coarse screen compactor is underway.
5. Preparation for street restoration and site restoration have begun.
8 Planning through Bid & Award Construction Close Out
20292028202720262025202420232022202120202019
Project Schedule:
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MOVING FORWARD. sfpuc.org/ssip
Images courtesy of Engineering Archives Photography/Robin Scheswohl and Sabrina Wong