Highway Design
Railroad Design
Multi-Use Trail Design
Facilities & Buildings Design
Special Structures Design
Seismic Design
Water Resources Engineering

A.D. Marble & Company's dedicated professional staff has extensive experience designing the multi-use trails for pedestrians, bicyclists, and light vehicular traffic. Our staff has used innovative materials and methodology to construct bridges on the trail systems. Our array of services includes:

  • Conceptual, Preliminary, and Final Designs including Plans, Cost Estimates, and Specifications
  • Trail Alignment Studies
  • Pedestrian/Light Vehicular Bridge Designs (Short, Medium, and Long-Span Bridges, Single-Span and Multi-Span Bridges, Curved Bridges, Thru-Girder Bridges, Truss Bridges, Steel and Concrete Bridges, etc.)
  • Construction Services (Inspection, Engineering, and Management)