Services > Bridges


Natural Building Stone Assessment

Pavement Assessment and Design

Precast Concrete Assessment

Retaining Wall Assessment and Design

Stair and Porch Assessment and Repair

Bridge and Tunnel Assessment

Principals at GRG have assessed over 1 million square feet of bridges in Ontario, Nova Scotia, and Saskatchewan. Structures have included precast pre-stressed concrete, steel, wood, and cast-in-place concrete. Protocols for evaluation involve detailed bridge deck surveys, including sampling and testing, substructure and superstructure assessment, guards, drainage and approach assessment.