Opportunity

Texas DIR/ESBD #26RFSQ69

Williamson County Engineering Development Review and Quality Assurance Services

Posted

August 04, 2026

Respond By

August 18, 2026

Identifier

26RFSQ69

NAICS

541330

Williamson County, Texas is seeking qualified engineering firms to provide development review and quality assurance services for third-party developer designs. - Government Buyer: Williamson County, Department of Infrastructure - No specific OEMs or product manufacturers are mentioned, as this is a professional engineering services solicitation - Services requested include: - Daily review of subdivision plats (approx. 5 per week) and driveway permits (approx. 10 per week) - FEMA Flood Plain Program administration and review of Certificates of Compliance and floodplain permits - Attendance at virtual pre-development meetings (approx. 4 per week) - As-needed support for site development plan review, floodplain violation investigations, and construction plan review - Complex hydrologic and hydraulic (H&H) modeling and analysis using HEC-HMS and HEC-RAS software - FEMA substantial damage estimates, bridge scour analysis, and transportation plan amendment reviews - Policy and regulation recommendations, CAD/GIS support, permit processing, and post-flood site visits - Flood warning system planning, flood mitigation analysis, regulatory document drafting, model tracking system development, and grant application assistance - Firms must have at least one licensed professional engineer in Texas and a Certified Floodplain Manager for floodplain assignments - The project manager proposed by each firm must remain committed for the entire contract duration - The contract is for review and quality assurance only, not for original infrastructure design

Description

Williamson County, Texas is seeking qualifications from engineering firms to provide services including daily plat and driveway permit review, FEMA Flood Plain Program administration, and specialized drainage and hydrologic and hydraulic (H&H) engineering support for various county projects. The contract involves review and quality assurance of third-party designs, not original infrastructure design. Approximately three firms will be selected to assist with tasks such as subdivision plat reviews, driveway permit reviews, floodplain management, and complex H&H modeling. The contract value is estimated at $2,000,000.

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