+42.32644, -83.05197
42°19'35" N, 83°03'07" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:LARNED ST RAMP over M-10 NB
Structure number:000000000011396
Old structure number:82182111000S100 (from 1992 edition)
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:102.0 ft. [31.1 m]
Total length:102.0 ft. [31.1 m]
Roadway width between curbs:36.7 ft. [11.2 m]
Deck width edge-to-edge:40.7 ft. [12.4 m]
Vertical clearance below bridge:14.1 ft. [4.3 m]
Skew angle:67°
Owner:State Highway Agency [01]
Year built:1959
Year reconstructed:1987
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:Prestressed concrete [5]
Main span design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: June 2014 

Status:Open, no restriction [A]
Average daily traffic:7,626 [as of 2010]
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 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:Basically intolerable requiring high priority of corrrective action [3]
Scour condition:Bridge not over waterway. [N]
Operating rating:90.2 tons [82.0 metric tons]
Inventory rating:53.9 tons [49.0 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:80.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201480.0Functionally obsoleteFairFairGood7626
June 201280.0Functionally obsoleteFairFairGood7626
July 201080.0Functionally obsoleteFairFairGood9107
July 200885.0Functionally obsoleteSatisfactoryFairGood9107
July 200684.0Functionally obsoleteFairFairGood9107
July 200484.0Functionally obsoleteFairFairGood9107
July 200295.0Functionally obsoleteFair-Good9107
July 200095.0Functionally obsoleteFair-Good9107
July 199837.0Structurally deficientSatisfactory--9107
June 199637.0Structurally deficientGood--9107
July 199496.0Not deficientSatisfactoryVery GoodGood9107
September 199296.0Not deficientSatisfactoryVery GoodGood9107
August 199096.0Not deficientSatisfactoryVery GoodVery Good9107