Saturday, December 8, 2012

Florida Keys Bridge #33 Niles Channel Bridge MM26.0

Niles Channel Bridge MM26
December 8, 2012, Rob Hickman, Keith Nelson


Structure number: 900117
Location: SUMMERLAND KEY (MM 25.5)
Purpose: Carries two-lane highway over waterway
Route classification: Other Principal Arterial (Urban)
Length of largest span: 118.1 ft. [36.0 m]
Total length: 4557.3 ft. [1389.0 m]
Roadway width between curbs: 35.4 ft. [10.8 m]
Deck width edge-to-edge: 39.7 ft. [12.1 m]
Vertical clearance below bridge: 30.8 ft. [9.4 m]
Owner: State Highway Agency
Year built: 1983
Historic significance: Bridge is not eligible for the National Register of Historic Places
Number of main spans: 39
Main spans material: Prestressed concrete
Main spans design: Segmental box girder
Deck type: Concrete Cast-in-Place
Wearing surface: Monolithic Concrete (concurrently placed with structural deck)

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