Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-83 SB over GAY STREET
Structure number:200000BC1117012
Location:0.2 MI S OF ORLEANS ST
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:103.0 ft. [31.4 m]
Total length:1454.5 ft. [443.3 m]
Roadway width between curbs:50.5 ft. [15.4 m]
Deck width edge-to-edge:54.1 ft. [16.5 m]
Vertical clearance above deck:17.1 ft. [5.2 m]
Vertical clearance below bridge:14.1 ft. [4.3 m]
Skew angle:
Owner:City or Municipal Highway Agency [04]
Year built:1975
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:15
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: March 2014 

Status:Open, no restriction [A]
Average daily traffic:72,540 [as of 2007]
Truck traffic:8% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:93.8 tons [85.3 metric tons]
Inventory rating:60.8 tons [55.3 metric tons]
Sufficiency rating:84.5
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$107,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201484.5Not deficientSatisfactorySatisfactorySatisfactory72540
March 201291.0Not deficientSatisfactorySatisfactorySatisfactory72540
March 201091.0Not deficientSatisfactorySatisfactorySatisfactory72540
November 200990.0Not deficientSatisfactorySatisfactorySatisfactory72540
November 200790.0Not deficientGoodSatisfactoryGood72540
November 200590.0Not deficientGoodSatisfactoryGood72540
November 200390.0Not deficientGoodSatisfactoryGood71820
January 200290.0Not deficientGoodSatisfactoryGood71820
January 200090.9Not deficientGoodSatisfactoryGood63000
January 199890.9Not deficientGoodSatisfactoryGood63000
September 199591.0Functionally obsoleteGoodSatisfactoryGood63000
January 199391.0Functionally obsoleteGoodGoodGood63000
October 199089.5Functionally obsoleteGoodGoodGood63000