SR 951 Big Marco Pass Bridge Replacement

OWNER: Florida Department of Transportation, District No. 1 

ENGINEER: Figg Engineering

SOUTHLAND HOLDINGS TEAM: Johnson Bros. Corporation


This project included design and construction of a 1,600 LF high rise bridge consisting of two twelve-foot lanes, six-foot inside shoulder, 10 ft. outside shoulder and eight-foot sidewalk. This bridge is 74 ft. over the ICWW.

Additional work required was reconstruction and resurfacing approximately 1,800 LF of roadway at each bridge approach to provide a four-lane divided roadway. Major features include 60” diameter drilled shaft foundations, precast 78-inch Florida I-Beams, cast-in-place substructure and superstructure, fender system replacement, demolition of existing fishing piers, MSE wall construction, landscaping, roadway lighting, seawall construction, rip-rap scour protection, roadway drainage system, stabilized subgrade, base and flexible paving.

This project was constructed over environmentally-sensitive water and required environmental mitigation of an established rookery.