I277 & NC16 NBL over I77 NBL


+35.22532, -80.86438
35°13'31" N, 80°51'52" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I277 & NC16 NBL over I77 NBL
Structure number:000000001190337
Location:0.7 MI.S.JCT.SR2074
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:90.9 ft. [27.7 m]
Total length:191.9 ft. [58.5 m]
Roadway width between curbs:45.6 ft. [13.9 m]
Deck width edge-to-edge:48.6 ft. [14.8 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Skew angle:27°
Owner:State Highway Agency [01]
Year built:1972
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: September 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:58,000 [as of 2013]
Truck traffic:16% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:70.8 tons [64.4 metric tons]
Inventory rating:41.9 tons [38.1 metric tons]
Sufficiency rating:96.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201696.0FairFairSatisfactoryGood-58000
September 201496.0FairFairGoodGood-58000
September 201295.0FairFairGoodGood-39250
September 201095.0FairSatisfactoryGoodSatisfactory-43000
September 200895.0FairSatisfactoryGoodSatisfactory-32750
October 200695.0FairSatisfactoryVery GoodVery Good-58000
July 200495.0FairSatisfactoryVery GoodVery Good-58000
May 200295.0FairSatisfactoryVery GoodVery Good-53500
May 200095.0FairSatisfactoryVery GoodVery Good-52500
April 199895.0FairSatisfactoryVery GoodVery Good-34000
June 199092.8FairFairVery GoodVery Good-37500