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MADISON AVE RAMPS over I-375

Map

Coordinates:
+42.34013, -83.04206
42°20'24" N, 83°02'31" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:MADISON AVE RAMPS over I-375
Structure number:000000000011800
Old structure number:82182251000S020 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:107.0 ft. [32.6 m]
Total length:361.9 ft. [110.3 m]
Roadway width between curbs:67.6 ft. [20.6 m]
Deck width edge-to-edge:69.9 ft. [21.3 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1964
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:6
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: June 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,784 [as of 2010]
Truck traffic:3% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 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:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Meets minimum tolerable limits to be left in place as is [4]
Scour condition:Bridge not over waterway. [N]
Operating rating:85.6 tons [77.8 metric tons]
Inventory rating:51.4 tons [46.7 metric tons]
Sufficiency rating:82.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
June 201582.0FairFairGoodFairFO3784
June 201381.0FairFairGoodFairFO3784
March 201181.0FairFairGoodFairFO11900
March 201049.4PoorFairSeriousFairSD11900
March 200794.4GoodVery GoodGoodGoodFO11900
December 200593.4FairFairGoodGoodFO11900
September 200493.4FairFairGoodGoodFO11900
October 200393.4FairFair-GoodFO11900
July 200266.4PoorFairPoorFairSD11900
July 200162.4PoorSeriousPoorFairSD11900
May 200062.4PoorSeriousPoorFairSD11900
September 199962.4PoorSeriousPoorSatisfactorySD11900
August 199862.4PoorSeriousPoorPoorSD11900
July 199763.4PoorSeriousPoorPoorSD11900
September 199667.4PoorFairPoorSatisfactorySD11900
August 199468.2PoorSatisfactoryPoorSatisfactorySD11900
August 199268.2PoorSatisfactoryPoorSatisfactorySD11900
June 199068.2PoorSatisfactoryPoorSatisfactorySD11900