DEPARTMENT
Infrastructure Division
AGENDA NO.
6b
MEETING DATE
February 24, 2026
AGENDA ITEM
Public Utilities Commission
City and County of San Francisco
Calendar: Consent Calendar
Project Manager: Carman Luk
Approve Increase to Cost and Duration Contingenc ies for Contract No. WW-740, Various Large Diameter Sewer Inspection No. 2
Summary of Proposed
Commission Action:
Approve an increase of $378,800 to the cost contingency and 158 calendar days to the duration contingency for Contract No. WW-740, Various Large Diameter Sewer Inspection No. 2 , with Pipe and Plant Solutions, Inc., for a revised cost limit of $4,420,500, and a revised duration limit of 625 calendar days (approximately one year and nine months), to provide additional time and funding for inspections of additional sewer assets.
Background: The San Francisco Public Utilities Commission (SFPUC) Wastewater Enterprise (WWE) must inspect sewers to ensure a state of good repair. The WWE Collection System Division (CSD) has identified sewers in need of inspection based on age, size, hydraulic capacity, and/or location. The purpose of this contract is to provide inspection services of these existing sewers to supplement WWE CSD staff’s on -going inspection work. The cleaning and inspection work will assist with the ongoing inspections/data gathering necessary for SFPUC WWE's Collection System Asset Management Program.
Under the contract, the contractor is performing large diameter sewer main inspection work, and as-needed cleaning for the purposes of inspection and condition assessment, in a cost- effective and time- efficient manner.
On November 12, 2024, by Resolution No. 24- 0228, the Commission awarded Contract No. WW- 740, Various Large Diameter Sewer Inspection No. 2, to Pipe and Plant Solutions, Inc., with a contract amount of $2,947,000 and a duration of 425 consecutive calendar days.
On July 8, 2025, by Resolution No. 25-0110, the Commission approved an increase of $800,000 to the cost contingency, for additional sewer inspection locations and unforeseen conditions that may be encountered on the remainder of the contract, for a revised cost limit of
$4,041,700, with no
change to the contract duration.
Scope of Contract: The scope of work under this contract consists of inspection and as -needed cleaning of existing sewers using automated camera and camera inspection and multi -sensor robotic inspection (sonar/lidar). The work is being Agenda Title: WW-740, Various Large Diameter Sewer Inspection No. 2 Commission Meeting Date: February 24, 2026
performed at various locations within the City and County of San Francisco as shown on the attached location map.
The contract work consists of:
• Mobilization and demobilization,
• Traffic control,
• Camera inspection and/or multi -sensor robotic inspections of approximately 33,000 linear feet of existing main sewers equal to and larger than 36 inches in diameter,
• Additional camera inspection of approximately 14,000 linear feet of existing main sewers , and
• Camera inspection of sewer laterals and as -needed cleaning and debris removal, including handling, testing, transportation, and disposal of collected debris to an appropriate disposal site.
Modifications to the
Contract:
Modification Nos. 1-4: Staff issued Modification Nos. 1-4, increasing the contract amount by $452,681, within the cost contingency as increased under Resolution No. 25-0110, for a total contract amount of $3,399,681, with no change to the contract duration, to expedit e some locations for inspection, approximately 2,680 linear foot of additional sewer inspection locations, and for unforeseen debris removal and disposal encountered during inspections.
Proposed Increase to Cost and Duration Contingency: Staff recommends that the Commission approve an increase of $378,800 to the existing cost contingency and 158 calendar days to the existing duration contingency, for a revised cost limit of $4,420,500, and a revised duration limit of 625 calendar days, to provide additional time and funding for inspections of additional sewer assets.
Funding and Costs: Funding Source: Project No.10041077, WW -740 Various Large Diameter Sewer Inspection No.2
Original Contract Amount: $2,947,000
Original 10% Cost Contingency: $294,700
Approved Increase to Cost Contingency: $800,000
Modified Increase to Contract Amount: $452,681
Total Current Contract Amount: $3,399,681
Current Cost Contingency: $642,020
Requested Additional Cost Contingency: $378,800
[Proposed] Total Revised Cost Limit: $4,420,500
Schedule: Notice-to-Proceed Date: February 10, 2025
Original Contract Duration: 425 consecutive calendar days Original 10% Duration Contingency: 42 calendar days
Modified Increase to Duration Contingency: 0 calendar days Total Current Contract Duration: 425 consecutive calendar days Current Duration Contingency: 42 calendar days
Requested Additional Duration Contingency: 158 calendar days Agenda Title: WW-740, Various Large Diameter Sewer Inspection No. 2 Commission Meeting Date: February 24, 2026
[Proposed] Total Revised Duration Limit: 625 calendar days
Local Business
Enterprise Utilization
and Non-
Discrimination i n
Contracting:
The Contract Monitoring Division established a n 8% Local Business Enterprise (LBE) subcontracting requirement for this contract. The contractor committed to a 10.82% LBE subcontractor participation , and this remains unchanged.
Agenda Title: WW-740, Various Large Diameter Sewer Inspection No. 2 Commission Meeting Date: February 24, 2026
WW-740 Location Map
PUBLIC UTILITIES COMMISSION
City and County of San Francisco
RESOLUTION NO.
WHEREAS, The San Francisco Public Utilities Commission (SFPUC) Wastewater Enterprise (WWE) operates a combined sewer system with miles of sewer pipes that require regular inspection to ensure a state of good repair ; and
WHEREAS, On November 12, 2024, by Resolution No. 24-0228, this Commission awarded Contract No. WW-740, Various Large Diameter Sewer Inspection No. 2, to Pipe & Plant Solutions Inc.; and
WHEREAS, The original contract amount was for $2,947,000 and the original contract duration was 425 consecutive calendar days; and
WHEREAS, The contract Notice- to-Proceed date was February 10, 2025; and
WHEREAS, Staff issued Modifications Nos . 1 and 2, increasing the contract amount by $294,700, within the original 10% contingency, for additional large diameter sewer inspection and as-needed cleaning, for a total contract amount of $3,241,700, with no change to the contract duration; and
WHEREAS, On July 8, 2025, by Resolution No. 25-0110, the Commission approved an increase of $800,000 to the contract cost contingency for a total contract amount limit of up to $4,041,700, with no change in contract duration; and
WHEREAS, Staff issued Modification Nos . 3 and 4, increasing the contract amount by $157,981, within the cost limit set by Resolution No. 25-0110, for unforeseen debris removal and disposal encountered during sewer inspection and additional large diameter sewer inspection, for a total contract amount of $3,399,681, with no change to the contract duration; and
WHEREAS, Staff recommends the Commission approve an increase of $378,800 to the existing cost contingency, and an increase of 158 calendar days to the existing duration contingency, for a revised cost limit of $4,420,500 and duration limit of 625 days, to provide additional time and funding for inspections of additional assets ; and
WHEREAS, The Contract Monitoring Division established a Local Business Enterprise (LBE) subcontracting participation of 8% for this contract, and the contractor committed to a n LBE subcontractor participation of 10.82% with its bid submittal, and this remains unchanged ; and
WHEREAS, Funds are available from Project No. 10041077, WW-740, Various Large Diameter Sewer Inspection No. 2; now, therefore, be it,
RESOLVED, That this Commission hereby approves an increase of $378,800 to the existing cost contingency and increase of 158 calendar days to the existing duration contingency, for Contract No. WW-740, Various Large Diameter Sewer Inspection No. 2, with Pipe & Plant Solutions, Inc., for a total cost contingency of $1,473,500, and a total duration contingency of 200 calendar days; 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 modifications to the contract, up to a total cost limit of $4,420,500 and duration limit of up to 625 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