Heritage Trail Pedestrian Overpass and Trail Extension | Dubuque, Iowa

WHKS provided design and construction services for a 136′-7″ x 12′-0″ single span steel truss pedestrian bridge on 25 deg. skew. Large MSE wall embankments to achieve grade separation. The bridge utilized true MSE abutments. Soil improvement techniques required due to soft and compressible soils.

WHKS services included:

  • Full-time construction inspection
  • Construction administration
  • Documentation of materials and quantities
  • Recordkeeping
  • Iowa DOT Project Audit