# The Metropolitan Water District of Southern California PlanetBids #RFQual-DS-1426

Tunnel Design and Engineering Consulting Services

**Posted:** October 20, 2026
**Respond By:** November 18, 2026
**Identifier:** RFQual-DS-1426
**NAICS:** 541330

The Metropolitan Water District of Southern California is seeking qualified consultants for tunnel engineering support across its capital and operations projects.
- **Government buyer:** The Metropolitan Water District of Southern California; Professional Services department, supporting the Engineering Services Group.
- **Opportunity:** Establish a pre-qualified pool of civil engineering consultants specializing in tunnel design and engineering. Assignments may be on-call or project-specific; qualification does not guarantee work.
- **Services requested:** Support from planning and feasibility through design, construction, and post-construction, including geotechnical investigations and analyses; tunnel, shaft, chamber, and rock excavation design; constructability reviews; contract documents; cost estimates and schedules; construction support; tunnel inspections; and forensic evaluations.
- **Requirements:** Relevant principals and key personnel must have at least ten years of experience; firms must have at least five years providing the required services. Applicable final deliverables require sealing by a California-registered Civil or Structural Engineer. The sample agreement also calls for conflict-of-interest disclosures and insurance, and requires Metropolitan approval for proposed use of generative AI.
- **OEMs and products:** No OEMs, vendors, hardware products, part numbers, or product quantities are identified. This is a professional engineering services requirement.
- **Performance:** The pool is expected to be maintained for approximately three years. The sample agreement describes an initial one-year term with optional one-year extensions; individual assignment durations and amounts will vary.

### Description

The Metropolitan Water District of Southern California is seeking qualifications to develop a pre-qualified list of tunnel design consultants. Selected consultants may provide on-call and project-specific engineering services for Capital Improvement Plan and Operations & Maintenance projects involving new facilities, expansions, rehabilitation, evaluations, and investigations to support system reliability. Agreement amounts and durations will vary according to the services required, and inclusion on the pre-qualified list does not guarantee an agreement or work. Minimum qualifications include at least ten years of relevant experience for principals/key personnel, California professional registrations and licenses in required fields, and at least five years in business providing the required services.

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