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

The Brazos River Authority is seeking a qualified engineering firm to conduct an assessment of the Hydrostatic Pressure Relief System (HPRS) and downstream river channel at the Sterling C. Robertson Dam. The selected firm will be responsible for evaluating the condition and functionality of the HPRS, recommending remedial improvements, and determining the structural condition of the stilling basin concrete components. The firm will also be required to design and oversee the construction of any necessary improvements. The goal of the project is to achieve an additional minimum service life of 40 years for all assessed components. • The HPRS assessment will include evaluating the condition and functionality of the relief wells, vertical sand drains, rock toe drains, underdrains, and drain outlets. • The firm will also be required to conduct a seepage and stability analysis of the embankments and service spillway structures. • The selected firm will be required to submit a report documenting their findings, conclusions, and recommendations. • The firm may also be required to provide construction phase services, including construction contract administration and resident project representative services.