Since 1975, GBA has provided consulting engineering services from concept to completion for dredging of port development, land reclamation and coastal engineering projects. With offices located on the major estuaries of the east, west and gulf coasts, GBA is the largest firm in the US specializing in dredging engineering, hydrographic surveys, and subsurface investigations.


Recent News:

  • GBA Welcomes Frank Hamons

    Frank Hamons has over 33 years of executive level port management experience in developing and directing major projects and programs in dredging, dredged material management and channels and navigation systems maintenance and improvement.

  • DE River Main Channel Deepening

    We are providing dredging engineering and project related consulting services to assist the Philadelphia Regional Port Authority.