SR1790 over I85


+35.44153, -80.62614
35°26'30" N, 80°37'34" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SR1790 over I85
Structure number:000000000250107
Location:0.2 MI. S. JCT. SR1778
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:78.1 ft. [23.8 m]
Total length:266.1 ft. [81.1 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:40.7 ft. [12.4 m]
Vertical clearance below bridge:17.1 ft. [5.2 m]
Skew angle:16°
Owner:State Highway Agency [01]
Year built:1968
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:4
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: August 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,100 [as of 2012]
Truck traffic:7% 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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:47.9 tons [43.5 metric tons]
Inventory rating:28.9 tons [26.3 metric tons]
Sufficiency rating:63.7

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201563.7FairFairFairFair-9100
August 201363.7FairFairFairFair-9100
August 201162.9FairFairFairFair-7800
August 200962.4FairSatisfactoryFairFair-8300
September 200762.4FairSatisfactoryFairFair-8300
October 200572.6FairSatisfactorySatisfactorySatisfactory-6800
July 200372.7FairSatisfactoryVery GoodSatisfactory-5900
January 200272.8FairSatisfactoryVery GoodSatisfactory-5400
May 199972.8FairSatisfactoryVery GoodSatisfactory-5400
May 199166.6FairSatisfactoryGoodSatisfactory-3050