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US421 NBL over DIRT

Map

Coordinates:
+35.32963, -78.66267
35°19'47" N, 78°39'46" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US421 NBL over DIRT
Structure number:000000000850023
Location:0.9 MI.S.JCT.NC55
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:21.0 ft. [6.4 m]
Total length:111.9 ft. [34.1 m]
Roadway width between curbs:28.2 ft. [8.6 m]
Deck width edge-to-edge:31.5 ft. [9.6 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Skew angle:10°
Owner:State Highway Agency [01]
Year built:1957
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:5
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:7,000 [as of 2012]
Truck traffic:12% 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:Basically intolerable requiring high priority of corrrective action [3]
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:78.9
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2017GoodGoodGoodGood700078.9
February 2015GoodGoodGoodGood700078.9
February 2013GoodGoodGoodGood500079.5
February 2011FairFairFairFair650064.5
February 2009FairSatisfactorySatisfactorySatisfactory700076.8
January 2007FairSatisfactorySatisfactorySatisfactory650077.0
January 2005FairSatisfactorySatisfactorySatisfactory650077.0
January 2003FairFairFairSatisfactory405065.5
February 2001FairFairFairSatisfactory700064.3
January 1999FairFairFairSatisfactory670064.4
January 1991FairFairFairSatisfactory940052.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Abutmentlinear ft.88780100
Prestressed Concrete Pileeach2016310
Reinforced Concrete Pier Caplinear ft.116115100
Bridge Rail
Other Material Bridge Raillinear ft.228222240
Steel Protective Coatingsq. ft.970970000
Deck
Reinforced Concrete Slabsq. ft.3,5322,27211,2590