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EB DAVISON (M-8) over I-96 WYOMING EXIT RAMP

Map 

Coordinates:
+42.38562, -83.15916
42°23'08" N, 83°09'33" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:EB DAVISON (M-8) over I-96 WYOMING EXIT RAMP
Structure number:000000000011599
Old structure number:82182123000S510 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:122.1 ft. [37.2 m]
Total length:122.1 ft. [37.2 m]
Roadway width between curbs:28.9 ft. [8.8 m]
Deck width edge-to-edge:35.1 ft. [10.7 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Skew angle:63°
Owner:State Highway Agency [01]
Year built:1971
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: January 2015 

Status:Open, would be posted or closed except for temporary shoring [D]
Average daily traffic:77,500 [as of 1995]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:99.2 tons [90.2 metric tons]
Inventory rating:59.6 tons [54.2 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:77.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
January 201577.0Functionally obsoleteSatisfactorySatisfactoryGood77500
February 201377.0Functionally obsoleteSatisfactorySatisfactoryGood77500
February 201249.0Structurally deficientFairSatisfactoryPoor77500
September 201150.0Structurally deficientSatisfactoryGoodPoor77500
September 200950.0Structurally deficientSatisfactoryGoodPoor77500
January 200866.0Functionally obsoleteSatisfactoryGoodFair77500
January 200666.0Functionally obsoleteSatisfactoryGoodFair77500
October 200363.0Functionally obsoleteSatisfactoryGoodFair77500
October 200163.0Functionally obsoleteSatisfactoryGoodFair77500
October 199963.0Functionally obsoleteSatisfactoryGoodFair77500
August 199765.0Functionally obsoleteSatisfactoryGoodFair77500
June 199578.0Functionally obsoleteSatisfactoryGoodSatisfactory4360
October 199378.0Functionally obsoleteSatisfactoryGoodSatisfactory4360
May 199178.0Functionally obsoleteGoodVery GoodGood4360