NBL ROUTE 81 over RTE 799


+37.08596, -80.59304
37°05'09" N, 80°35'35" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NBL ROUTE 81 over RTE 799
Structure number:000000000014494
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:48.2 ft. [14.7 m]
Total length:136.2 ft. [41.5 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1965
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:20,353 [as of 2014]
Truck traffic:25% of total traffic
Deck condition:Satisfactory [6 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:Equal to present desirable criteria [8]
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:81.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017FairSatisfactoryFairFair2035381.5
December 2015FairSatisfactoryFairFair2035382.5
December 2013FairSatisfactoryFairFair1945583.9
December 2011FairSatisfactoryFairFair1945582.9
December 2009FairSatisfactoryFairFair1945578.4
December 2007FairGoodFairFair2134982.2
December 2005FairGoodFairFair2155982.2
December 2003FairGoodSatisfactoryFair2115882.2
December 2001FairGoodSatisfactoryFair1832682.5
December 1999FairGoodGoodSatisfactory1645994.0
December 1997GoodGoodGoodGood1600094.0
December 1995GoodVery GoodVery GoodVery Good1450094.4
December 1993GoodVery GoodVery GoodVery Good1281596.0
December 1991FairFairSatisfactoryFair1113084.0
November 1989FairFairSatisfactoryFair1022584.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.93889523200
Reinforced Concrete Decksq. ft.5,9925,89958350
Wearing Surfacessq. ft.5,9925,9019100
Reinforced Concrete Columneach62040
Reinforced Concrete Abutmentlinear ft.89691820
Reinforced Concrete Pier Caplinear ft.922130410
Compression Jointlinear ft.177017700
Elastomeric Bearingeach4204200
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.2722522000
Reinforced Concrete Bridge Raillinear ft.27216201100