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Hydraulic Modeling and System Analysis

Active

State & Local

Response Deadline09/04/2026, 12:00:00 AM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

General Info

Agency

California → West County WastewaterView Agency

NAICS

541620 - Environmental Consulting ServicesView NAICS

Place of Performance

Richmond, CA, 94806, USA

Set-Aside

NONE

Documents

This scope was carved out of 26-RFP-024.

The full solicitation package (2 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

On-Call District Engineer-Equivalent Services for Infrastructure and Planning

AI Contract Breakdown

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Timeline

PostedJul 15

subcontract

Response DeadlineSep 4

Submission deadline

Response Deadline

09/04/2026, 12:00:00 AM UTCin 18 days

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Organization & Contact Information

AgencyCalifornia → West County Wastewater

ContactsNo contacts available

OfficeN/A

Organization / Agency

California → West County Wastewater

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

Conduct hydraulic and hydrologic modeling of wastewater systems, including model calibration, scenario testing, and integration with capital improvement planning.

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On-Call District Engineer-Equivalent Services for Infrastructure and Planning

Solicitation # 26-RFP-024

The West County Wastewater District is soliciting proposals for on-call engineering services to fulfill the role of a District Engineer-equivalent through a task-order contract spanning up to five years, including a three-year base period with two one-year option periods. The selected firm will serve as the primary technical advisor for wastewater collection, treatment, and disposal systems, with duties encompassing strategic leadership, administrative oversight, review of engineering plans and submittals, mentorship of internal staff, capital project support including cost estimating and change order evaluation, and emergency response for events such as sanitary sewer overflows. The lead engineer must hold an active California Professional Engineer license and assume responsible charge over all engineering work, ensuring compliance with state law, NPDES permits, Waste Discharge Requirements, and WCW’s own technical standards. Services are to be performed onsite at the district’s facilities in Richmond, California, with a mandatory commitment to regular physical presence and direct engagement with district personnel. Proposals must be submitted via the district’s eProcurement portal by September 3, 2026, in a single consolidated PDF not exceeding 60 pages, excluding required forms and resumes. Offerors are required to submit detailed qualifications, resumes of proposed key personnel including the lead engineer and project manager, references, a cost proposal using Form 3, and a certified statement of compliance with California’s Levine Act. Evaluation is based on a best-value trade-off approach, prioritizing qualifications and experience at 40%, team members’ credentials at 30%, and project methodology at 30%, with cost considered only after technical ranking. All subcontractors must be pre-approved, and emergency response protocols must be clearly defined. Proposals must demonstrate financial stability, proven experience in wastewater systems, hydraulic modeling, and capital improvement planning, along with a commitment to workforce development. The award will be made to the highest-ranked responsible proposer, and no lowest-price technically acceptable process will be used. All submissions must be in PDF format, with forms and resumes uploaded separately, and no alternative submission methods will be accepted.

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