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I277 RAMP over I277 NBL

Map 

Coordinates:
+35.22200, -80.82871
35°13'19" N, 80°49'43" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I277 RAMP over I277 NBL
Structure number:000000001190047
Location:0.3 MI. W. JCT. NC27
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:65.9 ft. [20.1 m]
Total length:150.9 ft. [46.0 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:33.5 ft. [10.2 m]
Vertical clearance above deck:16.7 ft. [5.1 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:25°
Owner:State Highway Agency [01]
Year built:1970
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: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 2014 

Status:Open, no restriction [A]
Average daily traffic:11,000 [as of 2013]
Truck traffic:16% of total traffic
Deck condition:Fair [5 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:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Basically intolerable requiring high priority of corrrective action [3]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:77.9 tons [70.8 metric tons]
Inventory rating:46.9 tons [42.6 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:61.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201461.0Functionally obsoleteFairFairFair11000
September 201264.0Functionally obsoleteFairFairFair15575
September 201075.0Functionally obsoleteSatisfactorySatisfactorySatisfactory15575
September 200875.0Functionally obsoleteSatisfactorySatisfactorySatisfactory15575
December 200675.0Functionally obsoleteSatisfactoryGoodGood15575
January 200475.0Functionally obsoleteSatisfactoryGoodGood15575
April 200275.0Functionally obsoleteSatisfactoryGoodGood15575
March 200074.0Functionally obsoleteFairGoodGood15575
January 199271.9Not deficientFairGoodGood16700