Marine and Coastal Engineering

We’re passionate about providing sustainable coastal infrastructure and safeguarding environmental resources, whether on land or at sea. Our Marine sector offers comprehensive services, including planning, inspections, design, permitting and construction oversight for ports, marine structures, shore protection and restoration projects.

Preserving Coastal Vitality for Future Generations

LJAs Coastal and Marine Engineering team provides environmental services, including multi-agency coordination, assessments, and NEPA clearance.

With a proactive approach encompassing capital improvement plans, storm damage assessment, and modeling, we ensure the longevity and safety of our coastlines and waterways for future generations.

Marine Filler Photo 1
our services

Our Diverse Range of Marine and Coastal Services


  • Coastal Restoration
  • Coastal Infrastructure
  • Rivers and Channels
  • Numerical Modeling
  • Disaster Recovery


  • Marine Structures
  • Mooring Analysis
  • FEED Study
  • Asset Management
  • Structural Inspections
  • Erosion / Scour Protection
  • Hydrodynamic Modeling
  • Navigation Study
  • Regulatory / Permitting Support
  • Cofferdams / TRSs
  • Dredging