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US421 SBL over SOUTHERN RAILWAY

Map

Coordinates:
+35.81517, -79.55803
35°48'55" N, 79°33'29" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US421 SBL over SOUTHERN RAILWAY
Structure number:000000001510159
Location:0.1 MI. N. JCT.SR1006
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:44.0 ft. [13.4 m]
Total length:133.9 ft. [40.8 m]
Roadway width between curbs:41.3 ft. [12.6 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1973
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 9 / H 10 [1]
Number of main spans:3
Main spans material:Steel [3]
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: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:6,500 [as of 2015]
Truck traffic:14% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Better than present minimum criteria [7]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:86.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairFairFairFair650086.3
October 2015FairSatisfactorySatisfactorySatisfactory490099.5
October 2013FairSatisfactorySatisfactorySatisfactory490099.5
October 2011FairFairFairFair880087.0
November 2009FairSatisfactorySatisfactorySatisfactory500099.5
October 2007FairFairSatisfactorySatisfactory500098.5
October 2005FairFairGoodSatisfactory500098.5
November 2003FairFairGoodSatisfactory460098.6
February 2002FairFairGoodSatisfactory500098.5
March 2000FairFairVery GoodSatisfactory360096.7
January 1992FairSatisfactoryVery GoodGood340093.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.85532453100
Steel Protective Coatingsq. ft.7,1966,1351,042127
Deck
Reinforced Concrete Decksq. ft.6,6363,6882,94800
Substructure
Reinforced Concrete Columneach63300
Reinforced Concrete Abutmentlinear ft.110109100
Steel Pileeach1818000
Reinforced Concrete Pier Caplinear ft.1951118400
Joints
Pourable Jointlinear ft.125972800
Compression Jointlinear ft.1261161000
Bearings
Other Bearingeach3829900
Steel Protective Coatingsq. ft.152137438
Bridge Rail
Other Material Bridge Raillinear ft.2702333700