DSN&A undertakes the planning, design, and permitting of dredging projects, including relocation of dredged materials in an environmentally compatible and cost-effective manner complying with the applicable regulations and controls for both salt water and fresh water locations.

DSN&A has also served as coordinator for Revitalize Our Waterways and Clean Harbor Action, which have been at the forefront of the struggle to maintain environmentally compatible and economically affordable dredge material relocation options.

We follow our projects from development through completion including the following:


  • Application Preparation and Filing

    • Federal

    • State

    • Local

  • Application Processing

  • Public Hearings

  • Environmental Impact Statements

Americans With Disabilities Act (ADA)

  • Compliance Analysis

  • Retrofitting Existing Facilities

  • Barrier Free/Handicap Access