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S-31-39 over I-20

Map

Coordinates:
+34.19410, -80.13998
34°11'39" N, 80°08'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S-31-39 over I-20
Structure number:000000000006335
Old structure number:003170003900200 (from 1992 edition)
Location:8 MI E BISHOPVILLE
Purpose:Carries highway over highway
Route classification:Major Collector (Rural) [07]
Length of largest span:109.9 ft. [33.5 m]
Total length:312.0 ft. [95.1 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:38.1 ft. [11.6 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:40°
Owner:State Highway Agency [01]
Year built:1973
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:2
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:375 [as of 2017]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:97.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017FairSatisfactoryGoodGood37597.7
August 2015GoodGoodGoodGood35096.7
September 2013GoodGoodVery GoodGood35096.7
September 2011GoodGoodVery GoodGood37596.7
August 2009PoorPoorVery GoodGood32593.7
July 2007PoorPoorVery GoodGood35093.7
August 2005PoorPoorVery GoodGood40093.7
August 1999FairSatisfactoryGoodGood28096.9
July 1991FairGoodSatisfactoryGood22592.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,55501,55500
Steel Protective Coatingsq. ft.10,75310,753000
Deck
Reinforced Concrete Decksq. ft.11,856011,85600
Substructure
Reinforced Concrete Columneach90900
Reinforced Concrete Pier Caplinear ft.248024800
Joints
Pourable Jointlinear ft.9209200
Bearings
Movable Bearingeach2002000
Steel Protective Coatingsq. ft.10,75310,753000
Fixed Bearingeach1501500
Steel Protective Coatingsq. ft.10,75310,753000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.602060200