WB Martin Downs Bl over S Fork St. Lucie River


+27.17428, -80.26094
27°10'27" N, 80°15'39" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:WB Martin Downs Bl over S Fork St. Lucie River
Structure number:890143
Location:SR-714 East of Fla. Tpk.
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:128.9 ft. [39.3 m]
Total length:1847.2 ft. [563.0 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:51.8 ft. [15.8 m]
Vertical clearance below bridge:52.5 ft. [16.0 m]
Owner:State Highway Agency [01]
Year built:1991
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:16
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: July 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:18,250 [as of 2018]
Truck traffic:4% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:99.1

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2018FairGoodSatisfactoryGood1825099.1
July 2016GoodGoodGoodGood1950099.1
July 2014GoodGoodGoodGood360099.8
July 2012GoodGoodGoodGood2400085.0
July 2010GoodGoodGoodGood2525085.0
July 2008GoodGoodGoodGood2350098.9
August 2006GoodGoodGoodGood2800098.7
June 2004GoodGoodGoodGood2550098.8
June 2002GoodGoodGoodGood2450093.8
February 2001GoodVery GoodGoodGood1490094.3
March 1999GoodVery GoodGoodGood1750094.1
February 1997GoodVery GoodGoodGood1745093.3
March 1995GoodVery GoodGoodGood625094.5
March 1993GoodVery GoodVery GoodVery Good2000093.4
December 1991GoodExcellentExcellentExcellent2000079.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.11,21111,17221180
Reinforced Concrete Decksq. ft.95,67593,77501,9000
Reinforced Concrete Columneach3028200
Reinforced Concrete Abutmentlinear ft.104104000
Reinforced Concrete Pile Cap/Footinglinear ft.74462596230
Prestressed Concrete Pileeach402402000
Reinforced Concrete Pier Caplinear ft.74464401000
Pourable Jointlinear ft.104104000
Elastomeric Bearingeach194194000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3,6943,19250020
Other Material Bridge Raillinear ft.1,8471,847000