"D&A is committed to providing personal client service with innovative value"

Services: Stream Restoration Engineering

D&A has wide-ranging experience in stream restoration studies and design.  Our projects range from  large river restoration design to modeling of streams for use in determining the effects of hydromodification.  Our recent experience includes modeling and design of reaches along the Trinity and Tuolumne Rivers to improve fish passage.  D&A has also worked on fish ladder design.

The information below provides and overview of the services we provide.  For more information and a list of references please contact us at 916-933-1997.Additional contact information can be found on our contacts page.

Stream Restoration Services include:

  • Open channel hydraulic modeling using HEC-RAS, HEC-2, UNET, and River 2D
  • Hydrologic Modeling using HEC-HMS and HEC-1
  • Geomorphology analysis
  • Hydro-modification analysis
  • Feasibility studies
  • GIS database preparation and updating
  • Design of stream restoration improvements

Permitting Services include:

  • Central Valley Flood Protection Board (CVFPB)
  • CEQA/NEPA Environmental documentation
  • Exemption documentation (if applicable)
  • Encroachment permit documentation
  • Storm Water Pollution Prevention Plan (SWPPP) development and monitoring (using SMARTS)
  • Erosion and sediment control plan development
  • CalTrans permitting

Construction Services include:

  • Engineering services during construction
  • Submittal/RFI review
  • Change order review
  • Specialty inspection and testing services
  • Full Construction Management

Additional services include:

  • Grant writing and administration