DEPARTMENT
Infrastructure Division
AGENDA NO.
6d
MEETING DATE
February 24, 2026
AGENDA ITEM
Public Utilities Commission
City and County of San Francisco
Calendar: Consent Calendar
Project Manager: Daniel Alvarado
Approve Increase to the Duration Contingency for Contract No. WW-543, Southeast Water Pollution Control Plant HVAC and Mechanical Upgrades
Summary of Proposed
Commission Action:
Approve an increase of 389 calendar days (approximately one year and one month) to the duration contingency for Contract No. WW-543, Southeast Water Pollution Control Plant HVAC and Mechanical Upgrades , with Cal State Constructors, Inc., for a revised duration limit of 1,478 calendar days (approximately four years and one month), to address electrical equipment procurement, mechanical, and structural work delays in repairing process equipment, with no change to the contract amount .
Background: The San Francisco Public Utilities Commission (SFPUC) Wastewater Enterprise owns and operates the Southeast Water Pollution Control Plan.
The heating, ventilation, and air -conditioning (HVAC), mechanical, plumbing, electrical, and instrumentation and controls equipment and systems at the Southeast Water Pollution Control Plant are operating beyond their design life and in need of repair. Staff developed the project through a series of engineering investigations of existing systems, needs reporting, design documentation and review with Wastewater Enterprise managers .
On September 13, 2022, by Resolution No. 22-0163, this Commission awarded Contract No. WW-543, Southeast Water Pollution Control Plant HVAC and Mechanical Upgrades, to Cal State Constructors, Inc . The original contract amount was $12,947,014 and the original contract duration was 990 consecutive calendar days.
Scope of Contract: The contract work location is at the Southeast Water Pollution Control Plant in the City and County of San Francisco. The contract work consists of:
• Selective hazardous materials abatement and architectural demolition ; • Furnishing and installing new roof and fall protection systems, HVAC, mechanical, plumbing, electrical, and instrumentation and controls equipment and appurtenances;
• Adding temporary ventilation to the areas affected by HVAC repairs; • Replacing existing sluice gate actuators ;
• Connecting all electrically driven equipment and/or components to an electrical power supply and performing other miscellaneous electrical work as required; and
Agenda Title: Approve Increase to the Duration Contingency for Contract No . WW-543 Commission Meeting Date: February 24, 2026
Concrete spall/crack repair and corrosion rehabilitation.
Modifications to the
Contract:
Modification Nos. 1 -4: Staff issued Modification Nos. 1 -4, increasing the contract amount by $492,173 and the contract duration by 99 calendar days , within the original cost and duration contingencies, to address control panel procurement delays, additional HVAC duct and smoke detectors support and process hatch , door frames, and roof leak repai rs, for a revised contract amount of $13,439,187 and a revised contract duration of 1,089 calendar days.
Proposed Increase to Duration Contingency: Staff recommends the Commission approve an increase of 389 calendar days to the existing duration contingency, for a revised duration limit of 1,478 calendar days, to address electrical equipment procurement, mechanical, and structural work delays in repairing process equipment, with no change to the contract amount.
Funding and Costs: Funding Source: Wastewater Enterprise Capital Improvement Program Project No. 10015731, SEP/SEC HVAC/MECH
Original Contract Amount: $12,947,014
Original 10% Cost Contingency: $1,294,701
Modified Increases to Contract Amount: $492,173
Total Current Contract Amount: $13,439,187
Current Cost Contingency: $802,528
Requested Additional Cost Contingency: $0
Total Cost Limit: $14,241,715
Schedule: Notice-to-Proceed Date: December 7, 2022
Original Contract Duration: 990 consecutive calendar days Original 10% Duration Contingency: 99 calendar days
Modified Increases to the Contract Duration : 99 calendar days Total Current Contract Duration: 1,089 consecutive calendar days Current Duration Contingency: 0 calendar days
Requested Additional Duration Contingency: 389 calendar days [Proposed] Total Revised Duration Limit: 1,478 calendar days
Local Business
Enterprise Utilization
and Non-
Discrimination i n
Contracting:
The Contract Monitoring Division established a 20% Local Business Enterprise (LBE) subcontracting requirement for this contract. The contractor committed to a 21.24% LBE subcontractor participation with its bid submittal, and this amount remains unchanged.
Agenda Title: Approve Increase to the Duration Contingency for Contract No . WW-543 Commission Meeting Date: February 24, 2026
Location map:
Southeast Water Pollution Control Plant
750 Phelps Street
San Francisco, CA
PUBLIC UTILITIES COMMISSION
City and County of San Francisco
RESOLUTION NO.
WHEREAS, The San Francisco Public Utilities Commission (SFPUC) Wastewater Enterprise owns and operates the Southeast Water Pollution Control Plant and is in the process of upgrading the heating, ventilation, and air -conditioning (HVAC), mechanical, plumbing, electrical, and instrumentation and controls equipment and systems at the Southeast Water Pollution Control Plant ; and
WHEREAS, On September 13, 2022, by Resolution No. 22-0163, this Commission awarded Contract No. WW-543, Southeast Water Pollution Control Plant HVAC and Mechanical Upgrades, to Cal State Constructors , Inc.; and
WHEREAS, The original contract amount was for $12,947,014 and the original contract duration was 990 consecutive calendar days; and
WHEREAS, The contract Notice- to-Proceed date was December 7, 2022; and
WHEREAS, Staff issued Modification Nos . 1- 4 increasing the contract amount by $492,173 and the contract duration by 99 calendar days, within the original cost and duration contingencies, for a revised contract amount of $13,439,187 and contract duration of 1,089 consecutive calendar days ; and
WHEREAS, Staff recommends the Commission approve an increase of 389 calendar days to the existing duration contingency to address electrical equipment procurement, mechanical, and structural work delays in repairing process equipment , for a revised duration limit of 1,478 calendar days, with no change to the contract amount ; and
WHEREAS, The Contract Monitoring Division established a Local Business Enterprise (LBE) subcontracting participation of 20% for this contract, the contractor committed to a n LBE subcontractor participation of 21.24% with its bid submittal, and this remains unchanged; and
WHEREAS, Funds are available from Project No. 10015731, SEP/SEC HVAC/MECH ; now, therefore, be it,
RESOLVED, That this Commission hereby approves an increase of 389 calendar days to the existing duration contingency for Contract No. WW-543, Southeast Water Pollution Control Plant HVAC and Mechanical Upgrades , with Cal State Constructors, Inc., for a total duration contingency of 488 calendar days , with no change to the contract amount ; and, be it,
FURTHER RESOLVED, That this Commission hereby authorizes the General Manager, or the General Manager’s designee, to consider and, if appropriate, to approve any future modifications to the contract , up to a total duration limit of 1,478 calendar days .
I hereby certify that the foregoing resolution was adopted by the San Francisco Public Utilities Commission at its meeting of February 24, 2026.
Director of Commission Affairs
San Francisco Public Utilities Commission