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Timnath Drainage Plan Update

The Town of Timnath hired Ayres to update its master drainage plan. The project’s goal was to convert the Town’s existing condition master plan ModSWMM model to EPA SWMM 5.0.022. The ModSWMM program is no longer technically supported and has been difficult for Town staff to continue to administer. Since the 2005 master plan was… Read More »

US 183 over Boggy Creek Hydraulics

Ayres provided a forensic investigation of the cause of scour and bank instability at the US 183 bridge over Boggy Creek in Austin, Texas. Our team evaluated the design of the cutoff wall and bank stabilization and developed stream stability design plans for mitigation. The project involved site hydrologic analysis, 1D HEC-RAS hydraulic modeling, scour… Read More »