NC24 over I485


+35.35120, -80.86442
35°21'04" N, 80°51'52" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NC24 over I485
Structure number:000000001190962
Location:1.5 MI. W. JCT. I77
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:129.9 ft. [39.6 m]
Total length:257.9 ft. [78.6 m]
Roadway width between curbs:78.7 ft. [24.0 m]
Deck width edge-to-edge:95.1 ft. [29.0 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:17°
Owner:State Highway Agency [01]
Year built:2009
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:2
Main spans material:Steel continuous [4]
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:24,000 [as of 2012]
Truck traffic:12% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Better than present minimum criteria [7]
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:99.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairSatisfactoryGoodSatisfactory2400099.0
October 2015GoodGoodVery GoodVery Good2250099.0
October 2013GoodGoodVery GoodVery Good2250099.0
October 2011GoodGoodGoodGood2250094.0
October 2009GoodGoodExcellentVery Good1300099.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.2,5502,546400
Steel Protective Coatingsq. ft.44,00043,9500500
Reinforced Concrete Decksq. ft.24,56219,4375,12500
Reinforced Concrete Columneach55000
Reinforced Concrete Abutmentlinear ft.2602501000
Reinforced Concrete Pier Caplinear ft.3082931500
Concrete Protective Coatingsq. ft.696696000
Compression Jointlinear ft.1921120080
Elastomeric Bearingeach2016400
Steel Protective Coatingsq. ft.3026040
Movable Bearingeach1010000
Steel Protective Coatingsq. ft.2020000
Bridge Rail
Other Material Bridge Raillinear ft.5184338500