Texas DIR/ESBD #26-1385

Engineering Assessment and Improvements for Hydrostatic Pressure Relief System and River Channel at Sterling C. Robertson Dam

The Brazos River Authority is seeking qualified engineering firms to assess and improve the Hydrostatic Pressure Relief System (HPRS) and downstream river channel at the Sterling C. Robertson Dam. - Government Buyer: - Brazos River Authority (BRA), Purchasing Agent: Allison Sheeler - Scope of Work: - Comprehensive assessment of HPRS components and instrumentation in the West Embankment, Service Spillway, and East Embankment - Structural evaluation of stilling basin concrete elements (slabs, baffle blocks, end sills, walls, clean-out drains) - Assessment of downstream river channel and banks for erosion protection - Recommendation and design of erosion protection alternatives to address scouring and prevent future destabilization - Potential design and construction oversight for repairs or rehabilitation, ensuring compliance with USACE and TCEQ standards for large high hazard dams - Products/Services Requested: - Professional engineering investigation and assessment services - Design and construction oversight services (if required) - Unique Requirements: - Project aims to extend service life of dam components by at least 40 years - Firms must demonstrate experience with dam engineering and compliance with Texas regulations - Encouragement of participation from small, minority, women-owned, and historically underutilized businesses - No specific OEMs or commercial vendors are mentioned in the solicitation.

Description

This Request for Proposal (RFP) solicits qualifications from engineering firms to conduct an engineering investigation assessing the condition and functionality of the Hydrostatic Pressure Relief System (HPRS) and recommend remedial improvements for components in the West Embankment, Service Spillway, and East Embankment. The scope includes evaluating the structural condition of the stilling basin concrete components to determine necessary repairs, and assessing the downstream river channel and banks to recommend erosion protection alternatives to remediate existing scouring and prevent future destabilization. The goal is to achieve a minimum additional service life of 40 years for all assessed components. If applicable, the selected firm will also design and oversee construction of required improvements in accordance with USACE and TCEQ requirements for large high hazard dams.

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