MARLIN provided structural topside and underwater inspections for over 330 On and Off System Bridge structures, including 11 bascule bridges. MARLIN performed contract coordination with local agencies and the District. High Level/Moveable Bridges inspected under this contract include below.
Card Sound Road, Key West, FL
This was a routine biennial topside & underwater inspection of a 2800 ft long bridge with 37 approach spans composed of pre-stressed concrete girders and 3 main spans of fracture critical steel girders with floor beams and stringer systems over the intercoastal waterway in the Florida Keys.
Rickenbacker Causeway, Miami, FL
This was a routine biennial topside & underwater inspection of a 3600 ft long bridge with 35 spans of pre-stressed concrete girders over the intercoastal waterway in Biscayne Bay, Miami, Florida. This is a highway pedestrian bridge built in 1985 with a navigation clearance of 70 ft on the main channel.
Florida Department of Transportation | District 6
Infrastructure Operations & Maintenance