Las Gallinas Valley Sanitary District - Sanitary Sewer Inflow and Infiltration (I&I) Assessment - Job No. 27420-05
Las Gallinas Valley Sanitary DistUtility District · San Rafael, CA- Due
- Sep 22, 2026
- Deadline passed
- Posted
- Sep 9, 2026
- Contract term
- 2 years
- Primary contact
- Jasmine Diaz
- (415) 472-1734
The 30-second brief
Las Gallinas Valley Sanitary District seeks proposals for a wet-weather flow monitoring study and inflow and infiltration (I&I) assessment of approximately 163,000 linear feet of gravity sewer in the John Duckett Basin, San Rafael, California. The study involves continuous flow monitoring for 24 months across two winter wet-weather seasons, structure inspections following NASSCO MACP standards, rainfall data correlation, flow classification, and ranking of I&I sources to prioritize capital improvement rehabilitation spending. Deliverables include a web-accessible GIS monitoring plan, interim wet-season technical memoranda, structure photo/video documentation, draft and final reports, and staff/board presentations. Proposals are due by 2:00 PM on September 22, 2026, with an inquiry deadline of September 15, 2026. Sensors must be installed and operational no later than December 1, 2026. Evaluation criteria include project understanding, technical approach, comparable experience and references, schedule responsiveness, and key personnel commitment. Prevailing wage requirements and Department of Industrial Resources registration apply.
Wet-weather flow monitoring study, Inflow and infiltration (I&I) assessment, Web-accessible GIS monitoring plan, Structure inspection and site preparation, Flow monitoring and telemetry dashboard, Interim wet-season technical memoranda, Draft report, Final report and presentation
Knowledge and understanding of project requirements and District needs, Technical approach including demonstrated ability to isolate and quantify I&I, Experience on comparable projects and quality of references, Responsiveness and ability to perform within established schedule, Commitment of key personnel and their experience
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Summary
Las Gallinas Valley Sanitary District seeks proposals for a wet-weather flow monitoring study and inflow and infiltration (I&I) assessment of approximately 163,000 linear feet of gravity sewer in the John Duckett Basin, San Rafael, California.
The study involves continuous flow monitoring for 24 months across two winter wet-weather seasons, structure inspections following NASSCO MACP standards, rainfall data correlation, flow classification, and ranking of I&I sources to prioritize capital improvement rehabilitation spending. Deliverables include a web-accessible GIS monitoring plan, interim wet-season technical memoranda, structure photo/video documentation, draft and final reports, and staff/board presentations. Proposals are due by 2:00 PM on September 22, 2026, with an inquiry deadline of September 15, 2026. Sensors must be installed and operational no later than December 1, 2026. Evaluation criteria include project understanding, technical approach, comparable experience and references, schedule responsiveness, and key personnel commitment. Prevailing wage requirements and Department of Industrial Resources registration apply.
EVALUATION CRITERIA
Knowledge and understanding of project requirements and District needs, Technical approach including demonstrated ability to isolate and quantify I&I, Experience on comparable projects and quality of references, Responsiveness and ability to perform within established schedule, Commitment of key personnel and their experience
REQUIRED DELIVERABLES
8- Wet-weather flow monitoring study
- Inflow and infiltration (I&I) assessment
- Web-accessible GIS monitoring plan
- Structure inspection and site preparation
- Flow monitoring and telemetry dashboard
- Interim wet-season technical memoranda
- Draft report
- Final report and presentation
REQUIRED ATTACHMENTS
9- Cover Letter
- Firm Overview
- Relevant Project Experience
- Key Personnel
- Resumes
- Technical Approach
- Scope of Work
- Fee Schedule
- Exceptions to the Standard Agreement
- Submit to
- [email protected] cc: [email protected]
- Duration
- 24 months
- Scope location
- San Rafael, CA
- Projected sq ft
- 1,090 sq ft
- Reported agency
- Las Gallinas Valley Sanitary District
Questions about this RFP
How do I respond to this RFP from Las Gallinas Valley Sanitary Dist?
Review the full solicitation document for submission requirements, evaluation criteria, and deadlines. The submission deadline is September 22, 2026. The solicitation specifies required deliverables that must be addressed in your response. Be sure to include all required attachments as outlined in the solicitation. Submissions should be delivered to: [email protected] cc: [email protected]. For questions, contact Jasmine Diaz.
Can small businesses or minority-owned firms bid on this RFP?
Most government agencies, including Las Gallinas Valley Sanitary Dist 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 Jasmine Diaz at (415) 472-1734. Questions and answers are typically shared with all prospective bidders.
What are the key deliverables?
The solicitation specifies the following deliverables: Wet-weather flow monitoring study, Inflow and infiltration (I&I) assessment, Web-accessible GIS monitoring plan, Structure inspection and site preparation, Flow monitoring and telemetry dashboard, Interim wet-season technical memoranda, Draft report, Final report and presentation. Proposals should clearly address how each deliverable will be met.
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What are the evaluation criteria for this solicitation?
This solicitation includes specific evaluation criteria that will be used to score proposals. The criteria include: "Knowledge and understanding of project requirements and District needs, Technical approach including demonstrated ability to isolate and quantify I&I, Experience on comparable projects and quality of..." Vendors should carefully align their proposals with each criterion to maximize their score.
Where can I find more RFPs from Las Gallinas Valley Sanitary Dist?
All active and historical solicitations from Las Gallinas Valley Sanitary Dist are tracked and searchable. As a utility district agency, Las Gallinas Valley Sanitary Dist regularly publishes solicitations. Visit the agency profile to see current open bids, past contracts, vendor relationships, and decision-maker contacts.
What is the contract term for this solicitation?
The anticipated contract term is 2 years. Contract terms may include renewal options.
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. This solicitation specifically requires the following attachments: Cover Letter, Firm Overview, Relevant Project Experience, Key Personnel, Resumes, Technical Approach, Scope of Work, Fee Schedule, Exceptions to the Standard Agreement. Review the full document from Las Gallinas Valley Sanitary Dist for the complete list.
What is the scope of this project?
This solicitation defines a specific project scope. The scope covers the following locations: San Rafael, CA. The total projected area is 1090 sq ft. Review the full solicitation for detailed scope requirements.