SR-21 SB over CSXRR


+30.29604, -81.72068
30°17'46" N, 81°43'14" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR-21 SB over CSXRR
Structure number:720120
Location:SR-21 OVER CSXRR
Purpose:Carries highway over railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:90.9 ft. [27.7 m]
Total length:313.0 ft. [95.4 m]
Roadway width between curbs:21.0 ft. [6.4 m]
Deck width edge-to-edge:26.2 ft. [8.0 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1968
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:4
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: December 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:8,800 [as of 2016]
Truck traffic:14% of total traffic
Deck condition:Good [7 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:94.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017GoodGoodGoodGood880094.6
December 2015GoodGoodGoodGood815194.6
December 2013GoodGoodGoodGood815194.6
December 2011GoodGoodGoodGood815194.6
December 2009GoodGoodGoodGood815194.6
December 2007GoodGoodGoodGood815194.6
December 2005GoodGoodGoodGood810193.8
December 2003GoodGoodGoodGood810193.8
January 2002GoodGoodGoodGood805193.8
February 2000GoodGoodGoodGood805193.8
March 1998GoodGoodGoodGood800193.8
March 1996GoodGoodGoodVery Good800193.8
March 1994GoodGoodVery GoodVery Good700193.9
April 1992GoodGoodVery GoodVery Good700190.9
April 1990GoodGoodVery GoodVery Good688086.4

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.1,1211,119020
Reinforced Concrete Decksq. ft.8,21608,21600
Reinforced Concrete Columneach96210
Reinforced Concrete Abutmentlinear ft.6363000
Reinforced Concrete Pier Caplinear ft.138137010
Pourable Jointlinear ft.1811225900
Elastomeric Bearingeach2828000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.626623210