US1/15/501 NC87BUS over US421 NC87 BUS


+35.49520, -79.19518
35°29'43" N, 79°11'43" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US1/15/501 NC87BUS over US421 NC87 BUS
Structure number:000000001050026
Location:1.94 MI. N. JCT. NC42
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:103.0 ft. [31.4 m]
Total length:172.9 ft. [52.7 m]
Roadway width between curbs:114.2 ft. [34.8 m]
Deck width edge-to-edge:116.5 ft. [35.5 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:16°
Owner:State Highway Agency [01]
Year built:1977
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:Bituminous [6]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:29,000 [as of 2013]
Truck traffic:12% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:93.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018GoodGoodVery GoodVery Good2900093.8
May 2016GoodGoodGoodGood2900093.8
May 2014FairSatisfactoryGoodSatisfactory2600094.3
May 2012FairFairFairFair2150082.4
May 2010FairSatisfactoryVery GoodGood1500096.9
July 2008FairSatisfactoryVery GoodGood1500096.9
May 2006FairSatisfactoryVery GoodGood1500096.9
March 2004FairSatisfactoryVery GoodGood1500096.9
April 2002FairSatisfactoryVery GoodGood2000096.2
February 2000FairSatisfactoryVery GoodGood2050094.1
January 1992FairSatisfactoryVery GoodGood1260094.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.2,7522,752000
Steel Protective Coatingsq. ft.31,2802,78228,49800
Reinforced Concrete Decksq. ft.20,15516,9553,20000
Wearing Surfacessq. ft.19,72219,62010020
Reinforced Concrete Columneach1616000
Reinforced Concrete Abutmentlinear ft.276276000
Reinforced Concrete Pile Cap/Footinglinear ft.1818000
Steel Pileeach4646000
Reinforced Concrete Pier Caplinear ft.496494200
Pourable Jointlinear ft.480480000
Fixed Bearingeach4848000
Steel Protective Coatingsq. ft.4814700
Other Bearingeach4848000
Steel Protective Coatingsq. ft.4804800
Bridge Rail
Other Material Bridge Raillinear ft.348348000