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Travis County details projects to repair low‑water crossings, bridges and dams after July 2025 floods
Summary
Transportation & Natural Resources outlined priority disaster projects — low‑water crossings, bridge repairs, on‑call contracts and emergency equipment — and staff said a dam inventory and bridge risk assessment are needed to prioritize future work and grant applications.
Transportation and Natural Resources staff and public works presenters told the commissioners court on Aug. 4 that a series of disaster recovery projects are either under design or out for bid and provided preliminary engineering estimates for several sites affected by July 2025 flooding.
Public works presentation highlighted Cow Creek structure (bids open in mid‑August), the Juniper Trail water crossing (engineering estimate ~$2.4 million), Riverfern (estimate ~$2.3 million), Rockcliffe low‑water crossing (~$500,000) and Round Mountain/Bingham Creek (~$300,000). Staff said some items previously included in the project list were removed after consultant review and that the list of “projects not yet encumbered” has been scrubbed down from earlier April tallies.
Cynthia McDonald, County Executive for Transportation & Natural Resources, said the county is also proposing on‑call emergency contracts (generators, bypass pumps, rental bridges, light towers) and the purchase or availability of heavy equipment — for example, a county‑owned large excavator — so the county can respond more quickly without lengthy rental/ procurement delays. "Items 2 and 3 are really, some advanced preparation that we can do. It buys us, the speed of response," McDonald said.
Staff emphasized the need for a dam inventory and risk assessment to reconcile federal, state and county data, locate private dams that may be unregistered, and classify hazards by size and consequence. They also said county bridge data should be evaluated for hydraulic adequacy under updated Atlas 14 rainfall standards to understand failure likelihoods and prioritize grants and bond projects.
Commissioners pressed staff about contingency on cost overruns, how on‑call contracts affect prices in emergencies and whether these projects address countywide substandard roads. Staff said the current exercise focuses on emergency response needs funded under the disaster tax rate and that roadwork remains a broader maintenance discussion to be pursued through budgeting and bonding processes.
