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THIRD AVE over I-75

Map 

Coordinates:
+42.33637, -83.06023
42°20'11" N, 83°03'37" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:THIRD AVE over I-75
Structure number:000000000011775
Old structure number:82182195000S180 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:86.9 ft. [26.5 m]
Total length:170.0 ft. [51.8 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:71.5 ft. [21.8 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:14°
Owner:State Highway Agency [01]
Year built:1967
Year reconstructed:1998
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:2
Main spans material:Steel continuous [4]
Main spans 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: May 2015 

Status:Open, no restriction [A]
Average daily traffic:6,769 [as of 2010]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
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:65.6 tons [59.6 metric tons]
Inventory rating:39.2 tons [35.6 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:77.7

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201577.7Functionally obsoleteGoodGoodSatisfactory6769
May 201377.7Functionally obsoleteGoodGoodSatisfactory6769
May 201178.1Functionally obsoleteGoodGoodSatisfactory5010
May 200978.1Functionally obsoleteGoodSatisfactorySatisfactory5010
May 200878.1Functionally obsoleteGoodSatisfactorySatisfactory5010
May 200678.1Not deficientGoodSatisfactorySatisfactory5010
May 200478.1Not deficientGoodSatisfactorySatisfactory5010
May 200278.1Not deficientGoodSatisfactorySatisfactory5010
May 200078.1Not deficientGoodSatisfactorySatisfactory5010
August 199862.8Not deficientFairFairSatisfactory5010
August 199677.0Functionally obsoleteFairSatisfactoryGood5010
August 199477.0Functionally obsoleteFairSatisfactoryGood5010
July 199275.0Structurally deficientPoorGoodGood5010
June 199077.0Functionally obsoleteFairGoodGood5010