Sub Bid Requests

Rainbow Waterproofing & Restoration Co. is seeking bids from all qualified DBE, DVBE, MBE, WBE, SBE, SLB, and LBE subcontractors or material suppliers for the following:
 
Project:
·       SF International High School: Mitigation of Water Intrusion
·       San Francisco Unified School District Project Number 12563
 
Location: 655 De Haro Street, San Francisco
 
Bid Date: May 20, 2026 at 2 PM
 
Approximate Construction Value: $770,000
 
We are requesting bids for the following trades:
·       Selective demolition.
·       Scaffolding.
 
The project is generally described as: Unit B roof remediation with liquid membrane system. Unit A-B elevations selective coating application.
 
This work involves the following:
·       Mitigation of water intrusion affecting classrooms and offices by patching wall cracks and spalls.
·       Applying liquid membrane flashing systems and elastomeric coatings.
·       Installing joint sealants.
·       Replacing water damaged or missing ceiling tiles/panels.
·       Performing all other associated waterproofing work.
 
Construction schedule:
·       Start of construction: June 22, 2026
·       Substantial completion: August 14, 2026
·       Final completion: September 30, 2026
 
If interested, contact:
 
Rainbow Waterproofing & Restoration Co.
600 Treat Ave.
San Francisco, CA 94110
(415) 641-1578
Contact Jessica Walitt at jwalitt@rainbow415.com

Rainbow Waterproofing & Restoration Co. - SF International High School: Mitigation of Water Intrusion

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