Los Angeles County Sanitation Districts - Ground Improvement for Middle-Section Retaining Wall - 2026
Los Angeles County Sanitation DistrictsCounty · Whittier, CA- Due
- Nov 17, 2026
- 21 days left
- Posted
- Sep 29, 2026
- Primary contact
- Hyung Kim
- (555) 555-5555 ext 2010
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Summary
Los Angeles County Sanitation Districts is seeking contractors for ground improvement work along the existing 1,200-foot-long middle section of the retaining wall at the Valencia Water Reclamation Plant.
The primary work consists of constructing Cement Deep Soil Mixing (CDSM) walls and secant pile walls with ground anchors on the riverbank within the easement area adjacent to the plant. The project also includes rehabilitating two plant outfalls by demolishing and replacing existing concrete pipes, slip-lining an existing concrete pipe with a new FRP pipe, and replacing an existing headwall structure, alongside installing riprap near the southern end of the retaining wall. The estimated dollar range is approximately $24,570,000 to $31,395,000 with a working duration of 556 working days. Bids are due by November 17, 2026, at 2:00 P.M., following a mandatory walk-through on October 15, 2026, at 10:00 A.M. at 28185 The Old Road, Valencia, CA 91355. Electronic bid documents can be obtained and downloaded on Quest Construction Data Network (QuestCDN).
- Submit to
- Quest Construction Data Network (QuestCDN)
- Scope location
- Valencia, CA
Questions about this RFP
How do I respond to this RFP from Los Angeles County Sanitation Districts?
Review the full solicitation document for submission requirements, evaluation criteria, and deadlines. The submission deadline is November 17, 2026. Submissions should be delivered to: Quest Construction Data Network (QuestCDN). For questions, contact Hyung Kim.
Can small businesses or minority-owned firms bid on this RFP?
Most government agencies, including Los Angeles County Sanitation Districts in CA, encourage participation from small businesses, minority-owned, women-owned, and disadvantaged business enterprises (MBE/WBE/DBE). Check the full solicitation for any small business participation goals.
What happens after the RFP submission deadline?
After the deadline, the issuing agency reviews all submissions against the stated evaluation criteria. This typically includes a compliance check, technical evaluation, cost analysis, and may involve oral presentations with shortlisted vendors.
Can I ask questions about this solicitation before submitting?
Yes, most solicitations allow vendors to submit questions during a designated period. The primary contact is Hyung Kim at (555) 555-5555 ext 2010. Questions and answers are typically shared with all prospective bidders.
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Where can I find more RFPs from Los Angeles County Sanitation Districts?
All active and historical solicitations from Los Angeles County Sanitation Districts are tracked and searchable. As a county agency, Los Angeles County Sanitation Districts regularly publishes solicitations. Visit the agency profile to see current open bids, past contracts, vendor relationships, and decision-maker contacts.
Is this solicitation still open for submissions?
Based on the posted deadline of November 17, 2026, this solicitation appears to still be accepting submissions. Deadlines may change through amendments or addenda, so always verify the current status directly with the issuing agency before preparing your response.
What documents are required to bid on this RFP?
Requirements vary by solicitation, but common documents include a technical proposal, cost/price proposal, proof of insurance, relevant certifications, past performance references, and any forms specified in the solicitation. Review the full document from Los Angeles County Sanitation Districts for the complete list.
What is the scope of this project?
This solicitation defines a specific project scope. The scope covers the following locations: Valencia, CA. Review the full solicitation for detailed scope requirements.