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I-75 SB over I-75 SB TO EB RAMP

Map 

Coordinates:
+42.34271, -83.04622
42°20'34" N, 83°02'46" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I-75 SB over I-75 SB TO EB RAMP
Structure number:000000000011806
Old structure number:82182251000S072 (from 1992 edition)
Location:I-75 & I-375 INTCHG
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:33.8 ft. [10.3 m]
Total length:33.8 ft. [10.3 m]
Roadway width between curbs:53.2 ft. [16.2 m]
Deck width edge-to-edge:56.4 ft. [17.2 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1970
Year reconstructed:1998
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: March 2014 

Status:Open, no restriction [A]
Average daily traffic:11,374 [as of 2007]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
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:103.0 tons [93.6 metric tons]
Inventory rating:61.8 tons [56.2 metric tons]
Sufficiency rating:93.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201493.0Not deficientGoodGoodGood11374
March 201293.0Not deficientGoodGoodGood11374
March 201093.0Not deficientGoodGoodGood11374
May 200893.0Not deficientVery GoodVery GoodGood11374
May 200691.0Not deficientVery GoodVery GoodGood14166
May 200491.0Not deficientVery GoodVery GoodGood58500
May 200291.0Not deficientVery GoodVery GoodGood58500
May 200091.0Not deficientVery GoodVery GoodGood58500
August 199879.0Not deficientPoorFairSatisfactory58500
September 199688.0Structurally deficientPoorGoodGood32200
August 199486.0Structurally deficientSeriousVery GoodGood32200
August 199290.0Not deficientFairVery GoodGood32200
June 199086.0Structurally deficientSeriousVery GoodGood32200