Suncoast Expressway, Section 4
 
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Suncoast Expressway, Section 4
Project Highlights
  • Responsible for preliminary and final design for 8.3 miles of rural interstate.
  • Facility included Automatic Vehicle Identification toll collection with dedicated, high speed auxiliary toll collection lanes, a bike trail along the Right-of-Way limits, an interchange, 13 retention ponds, environmental permitting, and five bridges.
  • Structure types included three pre-stressed concrete girder bridges and two continuous steel one girder bridges.
  • High level of aesthetic features including weathering steel, arched piers, monotube sign structures, and vinyl coated fencing.
  • Client: FDOT Turnpike Enterprise
  • Construction Cost: $36,000,000.00
Project Brief

As one of the Section Consultants for a 52 mile extension of toll road, KCA was responsible for the preliminary and final design for 8.3 miles of rural interstate. The facility includes Automatic Vehicle Identification toll collection with dedicated, high speed auxiliary toll collection lanes, a bike trail along the Right-of-Way limits, an interchange, thirteen retention ponds, environmental permitting, and five bridges. The project also included 4.3 miles of service roads and 1.9 miles of other roads.

The structure types included three pre-stressed concrete girder bridges and two continuous steel I-girder bridges. The two steel I-girder bridges used Grade 50 Weathering Steel. They were both two span configurations and had bridge lengths in excess of 300 feet. Mechanically stabilized earth retaining walls were incorporated into all the bridge designs to minimize the bridge costs and their lengths. The walls were curved horizontally and tapered vertically to improve aesthetics.

Design was initiated in 1993 and was completed in the fall of 1997 at a cost of $7 million. The estimated construction cost is $43 million.