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Sunshine Skyway Bridge

Sunshine Skyway Bridge
Sunshine Skyway on the Tampa Bay.jpg
Coordinates 27°37′30″N 82°39′30″W / 27.625°N 82.65833°W / 27.625; -82.65833Coordinates: 27°37′30″N 82°39′30″W / 27.625°N 82.65833°W / 27.625; -82.65833
Carries I-275 / US 19, 4 general purpose lanes
Crosses Tampa Bay
Locale South of St. Petersburg and north of Terra Ceia, Florida
Maintained by FDOT
ID number 150189
Characteristics
Design Continuous prestressed concrete, cable-stayed bridge
Total length 1.1 miles (1.8 km)
Width 94 feet (29 m)
Height 430 feet (131 m)
Longest span 1,200 feet (366 m)
Clearance below 180.5 feet (55 m)
History
Opened September 6, 1954 (original bridge, collapsed 1980)
April 20, 1987 (new bridge)
Statistics
Daily traffic 50,500
Toll $1.25 for passenger cars or $1.06 with SunPass

The Bob Graham Sunshine Skyway Bridge, commonly known as the Sunshine Skyway Bridge, is a bridge spanning Tampa Bay, Florida, with a cable-stayed main span, and a total length of 21,877 feet (4.1434 mi; 6.668 km). It is part of Interstate 275 (I-275) and U.S. Route 19 (US 19), connecting St. Petersburg in Pinellas County and Terra Ceia in Manatee County, Florida, passing through Hillsborough County waters. Construction of the current bridge began in 1982, and the completed bridge was dedicated on February 7, 1987. The new bridge cost $244 million to build, and was opened to traffic on April 20, 1987. It replaced an older bridge constructed in 1954, which was partly destroyed in a collision in 1980.

It is constructed of steel and concrete. Steel cables clad in 84 9-inch (230 mm) steel tubes (42 per pylon) along the center line of the bridge support the main span. It was designed by the Figg & Muller Engineering Group (who also designed the popular Seven Mile Bridge), and built by the American Bridge Company.

In 2005, an act of the Florida Legislature officially named the current bridge the Bob Graham Sunshine Skyway Bridge, after the former Governor of Florida and then U.S. Senator who presided over its design and most of its construction. According to sources, he was inspired to suggest the current design by a visit to France, where he saw a similar cable-stayed bridge, the Brotonne Bridge. The original bridge was dedicated to state engineer William E. Dean, as noted on a plaque displayed at the rest area at the south end of the bridge.


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