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TWELFTH STREET over CONRAIL

Map 

Coordinates:
+42.32367, -83.06738
42°19'25" N, 83°04'03" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:TWELFTH STREET over CONRAIL
Structure number:000000000012370
Old structure number:824180800319R01 (from 1992 edition)
Location:TWELFTH ST N OF LAFAYETTE
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Local (Urban) [19]
Length of largest span:96.8 ft. [29.5 m]
Total length:160.8 ft. [49.0 m]
Roadway width between curbs:90.9 ft. [27.7 m]
Deck width edge-to-edge:113.9 ft. [34.7 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:49°
Owner:City or Municipal Highway Agency [04]
Year built:1984
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 [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: December 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:4,656 [as of 2008]
Truck traffic:3% of total traffic
Deck condition:Fair [5 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:Superior to present desirable criteria [9]
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]
Inventory rating:44.0 tons [40.0 metric tons]
Sufficiency rating:94.3

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201594.3FairFairSatisfactoryGoodFO4656
December 201394.3FairFairSatisfactoryGoodFO4656
December 201195.3GoodGoodGoodVery GoodFO4656
June 200999.4GoodGoodGoodVery Good-4656
August 200899.4GoodGoodGoodVery Good-4656
September 200688.2FairGoodFairVery Good-5078
August 200499.3GoodVery GoodVery GoodVery Good-5078
July 200298.4GoodVery GoodVery GoodVery Good-16663
August 199898.4GoodVery GoodVery GoodVery Good-16663
July 199698.7GoodVery GoodVery GoodVery Good-13524
June 199499.0GoodVery GoodVery GoodVery Good-13524
September 199299.5GoodVery GoodVery GoodVery Good-6800
May 199099.5GoodVery GoodVery GoodVery Good-6800