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Proposal & Bid Notice Details:



Project Specs:

Notice ID #: 6954

Bid Date:

Type Of Notice: Invitation to Bid
Location: CA: San Francisco


Contact: See Notice Summary for details on how to respond to this notice.

Notice Summary:


SFWater Contracting Opportunities Website

Request / Notice for Proposal for Building 610 for the Packages listed below:

T- 07.01 - Waterproofing Supply and Installation Package #1

T-14.01 - Vertical Transportation Design, Supply and Installation

E-17 - Submersible Pumps

E-23 – Sludge Heat Exchangers

E-29 - Custom Design Fixed Digester Covers


WW-647R Biosolids Digester Facilities Project  

Southeast Water Pollution Control Plant  

San Francisco Public Utilities Commission

City and County of San Francisco

Project Description


The Biosolids Digester Facilities Project (BDFP) aims to replace the existing digester facilities with new, expanded, reliable, modern facilities as well as improving odor control systems and upstream and downstream process systems.


The City and County of San Francisco, acting through the General Manager of the San Francisco Public Utilities Commission (SFPUC), has engaged MWH/Webcor JV to construct a facility within the wider BDFP. This facility comprises Building 610 and some limited adjacent structures. Building 610 scope of work includes the following components.

  • Civil - below grade yard piping, drainage, paving, waterproofing.
  • Architectural - building finishes, EIFS, building envelope, coatings.
  • Structural – CIP concrete, steel, miscellaneous metals, prestressed tanks, access walkways and stairs.
  • Mechanical – process piping, supports, equipment installation.
  • Electrical – switchgear, MCC’s conduit and raceways with cabling for MV and LV installations.
  • Process Equipment - associated with the wastewater treatment process.
  • Controls – DCS, PCIS, Instrumentations, Integration.
  • Building Services - HVAC, security, lighting, fire detection, fire suppression.
  • Opportunities for support services during day-to-day construction activities.

While information may be periodically added to this Project Description page, it exists only as a courtesy.
Please only rely on official updates provided by MWH Constructors / Webcor Builders Joint Venture and MWH/Webcor's BuildingConnected website.


The Request for Proposal (RFP) documents may be found online via BuildingConnected at MWH/Webcor BuildingConnected Website:


Advertisement for Trade Contractor Proposal


Subject to conditions prescribed by the City and County of San Francisco, CA, responses to this bid request are sought from qualified Trade Contractors.

Scope / Drawings


The Scope and Drawings for the packages mentioned above shall be included as Exhibits in the RFP Package that will be available in BuildingConnected to Trade Contractors.


Pre-Bid / Outreach Meeting


Attendance is voluntary, but strongly encouraged.


This meeting will be held via a Zoom video conference. 


Register in advance for this meeting:



After registering, you will receive a confirmation email containing information about joining the webinar.



Bid Due Date


All bid documents must be submitted as indicated in the in the RFP documents available through BuildingConnected. 

Confidentiality of the information provided will be respected to the extent permitted by law.


Local Business Enterprise (LBE) Requirements


Each Bid Package has a specific LBE requirement that will be included in the RFP documents.


Any proposals that fail to meet the Bid Package LBE requirement will be deemed non-responsive.


Disadvantaged Business Enterprise (DBE) Requirements


Trade Contractors are hereby notified that work to be performed under this contract will be in full or in part financed by the Clean Water State Revolving Fund (CWSRF), administered by the United States Environmental Protection Agency (US EPA) and the State Water Resources Control Board (SWRCB), and the Water Infrastructure Finance and Innovation Act (“WIFIA”), also administered by the US EPA.  Trade Contractors shall comply with all applicable terms and conditions, special provisions, and reporting requirements, as set forth in these specifications, and as may be required by federal law, rule, or regulation.  Refer to Contract Section 00 48 10.01 for more information.

Trade Contractors are required to seek, and are encouraged to use, Disadvantaged Business Enterprises (“DBEs”) for their subcontracting and procurement needs.  These requirements apply to all subcontracts for equipment, supplies, construction, and services.  The SFPUC has adopted the following Fair Share Objectives for participation of DBEs in this SRF funded project.  These are project-wide participation goals that the Contractor may seek to meet:

MBE:  5.6%, WBE:  1.2%.

The Local Hiring Goal for the Construction Phase of the BDFP Project is 30%.

In accordance with California Labor Code Sections 1771.1 and 1725.5, no contract can be awarded to a Proposer without proof that the Proposer and all identified subcontractors are currently registered with the California Department of Industrial Relations. 



Direct all package specific questions through BuildingConnected.

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