DEPARTMENT Infrastructure
AGENDA NO.
7i
MEETING DATE
January 23, 2024
Last updated: 05.03.2023
AGENDA ITEM
Public Utilities Commission
City and County of San Francisco
Calendar: Consent Calendar
Contract Manager: Saed Toloui
Accept Closeout, Approve Modification, and Authorize Final Payment for Contract No.
WW-737, Baker St. Combined Sewer Discharge Baffle Improvements & Backflow Valve Repair
Summary of
Proposed
Commission Action:
Accept work performed by Trinet Construction, Inc. for Contract No. WW- 737, Baker St. Combined Sewer Discharge Baffle Improvements & Backflow Valve Repair; approve Modification No. 1 (Final) decreasing the C ontract amount by $58,743, for a total C ontract amount of $507,257 and a total Contract duration of 240 consecutive calendar days ; and authorize final payment to the Contractor.
Background: The purpose of this project was to rehabilitate the San Francisco Public Utilities (SFPUC) combined sewer discharge structure at Baker Street. Staff identified this location as a priority for rehabilitation due to age and importance of the structure for collection system. This structure is part of the backflow prevention system. Backflow prevention systems are devised to stop the bay water from entering the collection system during extreme high tide circumstances.
On January 10, 2023, by Resolution No. 23-0011, this Commission awarded Contract No. WW-737, Baker St. Combined Sewer Discharge Baffle Improvements & Backflow Valve Repair to Trinet Construction, Inc. The original Contract amount was $566,000 and the original Contract duration was 240 consecutive calendar days.
Scope of Contract: The Contract work was located on Yacht Street near Marina Boulevard in San Francisco.
The Contract work consisted of:
• Building a bulkhead at the end of the discharge pipe; • Cleaning the existing CSD Structure;
• Removing damaged concrete;
• Cleaning and treating exposed rebar with corrosion inhibitor; • Patching repaired areas with mortar and coating with 100% solids epoxy system;
Contract: WW-737, Baker St. Combined Sewer Discharge Baffle Improvements & Backflow Valve Repair Commission Meeting Date: January 23, 2024
• Constructing a new baffle wall on the eastern side of the CSD structure and replacing the existing baffle wall on the western side of the CSD structure;
• Constructing a new concrete weir; and
• Removal, storage and reinstallation of Longitudinal Check Valve Backflow Preventers.
Funding and Costs: Funding: Project No. 10037244, Baker St CSD Baffle Improvements and Repair of Backflow Valve
Original Contract Amount: $566,000
Requested Modification No. 1 (Final) Amount: ($58,743)
Total Final Contract Amount: $507,257
Schedule: Notice-to-Proceed Date: April 10, 2023
Original Contract Duration: 240 consecutive calendar days Total Final Contract Duration: 240 consecutive calendar days
Compliance with
Chapter 14B: Local
Business Enterprise
Utilization and Non-
Discrimination in
Contracting
Ordinance:
The Contract Monitoring Division (CMD) esta blished a Local Business Enterprise (LBE) subcontracting requirement of 10.00% for this Contract. The Contractor committed to a LBE participation of 10.25% with its bid submittal.
CMD has determined that the C ontractor complied with its LBE subcontracting requirement by achieving a final LBE subcontractor participation of 17.5% for this Contract.
Attachment: 1. Contract Monitoring Division Memorandum
Modifications to the
Contract:
Modification No. 1 (Final): Staff recommends the Commission approve the modification to decrease the C ontract amount by $58,743 to adjust the final Contract quantities to match actual quantities, for a total Contract amount of $507,257, with no change to the Contract duration.
Contract: WW-737, Baker St. Combined Sewer Discharge Baffle Improvements & Backflow Valve Repair Commission Meeting Date: January 23, 2024
PUBLIC UTILITIES COMMISSION
City and County of San Francisco
RESOLUTION NO.
WHEREAS, On January 10, 2023, by Resolution No. 23-0011, this Commission awarded Contract No. WW-737, Baker St. Combined Sewer Discharge Baffle Improvements & Backflow Valve Repair to Trinet Construction, Inc.; and
WHEREAS, The original C ontract amount was for $ 566,000 and the original Contract duration was 240 consecutive calendar days; and
WHEREAS, The Contract Notice-To-Proceed date was April 10, 2023; and WHEREAS, Staff recommends the Commission approve Modification No. 1 (Final) to decrease the C ontract amount by $58,743 to adjust the C ontract quantities to match actual quantities, for a total Contract amount of $507,257, with no change to the Contract duration; and WHEREAS, Contractor, Trinet Construction, Inc., has completed its work under Contract No. WW-737, Baker St. Combined Sewer Discharge Baff le Improvements & Backflow Valve Repair; and
WHEREAS, The Contract Monitoring Division has determined that the C ontractor complied with the established Local Business Enterprise (LBE) subcontracting requirement of 10% for this Contract by achieving a final LBE subcontractor participation of 17.5%; and WHEREAS, Funds are available from Sewer System Improvement Program Project No. 10037244, Baker St CSD Baffle Improvements and Repair of Backflow Valve; and RESOLVED, That this Commission hereby accepts work performed by Trinet Construction, Inc. for Contract No. WW-737, Baker St. Combined Sewer Discharge Baffle Improvements & Backflow Valve Repair ; approves Modification No. 1 (Final), decreasing the Contract amount by $58,743 for a total Contract amount of $507,257, and a total Contract duration of 240 consecutive calendar days; and authorizes final payment to the contractor.
I hereby certify that the foregoing resolution was adopted by the Public Utilities Commission at its meeting of January 23, 2024.
Secretary, Public Utilities Commission
City & County of San Francisco
London N. Breed, Mayor
Office of the City Administrator
Carmen Chu, City Administrator
Contract Monitoring Division
Stephanie Tang, Director
MEMORANDUM
Date: December 19, 2023
To: Saed Toloui, SFPUC
John Prete, SFPUC
From: Jovi Cuntapay-Vitin, CMD
Subject: Closeout for WW-737 – Baker St. Combined Sewer Discharge Baffle Improvements & Backflow Valve Repair (PeopleSoft Contract ID: 1000028355)
The Contract Monitoring Division (“CMD”) has determined that Trinet Construction, Inc. (“Trinet”), the LBE prime contractor, has made a good faith effort to substantially comply with the LBE subcontracting requirements associated with this project.
At the time the project was advertised, a LBE subcontracting participation requirement of 10% was established. Trinet’s Section 00 43 36 reflected a LBE subcontracting participation commitment of 10.25%. Trinet was awarded the contract in the amount of $566,000.00. After one (1) change order, the final contract amount is $507,256.84. Trinet’s LBE subcontracting participation is as follows:
Firm
LBE Status,
Type and
Size
Scope of Work
Original Credited
Contract
Participation
Final Credited
Contract
Participation
L C General
Engineering &
Construction, Inc.
SF LBE-OBE
(Small)
Weir wall
construction and
partial baffle wall
construction
$58,000.00 10.25% $88,765.67 17.50%
TOTAL $58,000.00 10.25% $88,765.67 17.50%
Trinet met and exceeded the LBE subcontracting participation commitment for WW-737.
Based on the foregoing, CMD concurs with the closeout of this contract.