Avila and Associates
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Hydrology, Hydraulic Modeling & Scour Analysis

This is one of our specialties. We are recognized experts in the field of hydraulic modeling and scour analysis. Prior to founding Avila and Associates, Catherine Avila was the Branch Chief for Structure Hydraulics for the California Department of Transportation (Caltrans), where she was responsible for over 15,000 bridges throughout California. During her tenure, she was in charge of several key programs for the State, including development and implantation of the state-wide bridge scour mitigation program. She co-authored the California Bank and Shore Rock Slope Protection Design Manual, a guidance document that is widely utilized throughout the state. Needless to say, we are proud of our expertise and experience, including work in the following areas:

  • Bridge Hydraulics
  • Abutment and Rock Slope Protection Systems
  • Falsework and Construction Permits
  • Regulatory Permitting (e.g. Caltrans and Central Valley Flood Protection Board)
  • Gravel Mining Impacts
  • Scour Monitoring Systems and Strategies
  • Railway Bridges

Clients and Projects:

  • Sacramento Regional Transit District Regional Transit Bridge over Morrison Creek
  • Big Sur Land Trust Carmel River Floodplain Restoration
  • Madera County Road Department China Creek Bridge Replacement
  • City of Santa Barbara Lower Mission Creek Chapala Road Bridge
  • Tulare County Resource Management Agency Kings River Bridge Replacement Project
  • Mendocino County Department of Transportation Reeves Canyon Road Bridge over Forsythe Creek