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


Name:CALHOUN STREET over I-170
Structure number:200000BC1503010
Location:0.1 MI N OF SARATOGA ST
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:77.1 ft. [23.5 m]
Total length:179.1 ft. [54.6 m]
Roadway width between curbs:52.2 ft. [15.9 m]
Deck width edge-to-edge:69.9 ft. [21.3 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Owner:City or Municipal Highway Agency [04]
Year built:1977
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:3
Main spans material:Concrete continuous [2]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,036 [as of 2013]
Truck traffic:5% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Scour condition:Bridge not over waterway. [N]
Operating rating:74.4 tons [67.6 metric tons]
Inventory rating:45.4 tons [41.3 metric tons]
Sufficiency rating:87.8
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$17,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
June 201687.8FairFairFairSatisfactory-2036
July 201499.8FairSatisfactorySatisfactorySatisfactory-2036
July 201299.8FairSatisfactorySatisfactorySatisfactory-1840
July 201099.8FairSatisfactorySatisfactorySatisfactory-1840
January 201084.6FairSatisfactorySatisfactorySatisfactory-1840
January 200884.6FairSatisfactorySatisfactorySatisfactory-1840
January 200686.6FairSatisfactorySatisfactorySatisfactory-1840
November 200586.6FairSatisfactorySatisfactorySatisfactory-1840
December 200384.6FairGoodSatisfactorySatisfactory-1825
January 200286.6FairGoodSatisfactorySatisfactory-1825
February 200091.4FairGoodSatisfactorySatisfactory-1425
January 199891.4FairGoodSatisfactorySatisfactory-1425
March 199590.9FairGoodSatisfactorySatisfactory-1425
October 199292.9FairGoodSatisfactoryGood-1425
October 199092.9GoodGoodGoodGood-1425