I-90 WB over CR 21


+41.73333, -85.84333
41°43'60" N, 85°50'36" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-90 WB over CR 21
Structure number:048100
Location:02.21 W SR 15
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Tolls:Yes, on toll road [2]
Length of largest span:34.1 ft. [10.4 m]
Total length:116.1 ft. [35.4 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:35.1 ft. [10.7 m]
Vertical clearance below bridge:14.1 ft. [4.3 m]
Skew angle:18°
Owner:State Toll Authority [31]
Year built:1956
Year reconstructed:1979
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: August 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:12,815 [as of 2015]
Truck traffic:38% 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: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:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:72.8 tons [66.2 metric tons]
Inventory rating:43.9 tons [39.9 metric tons]
Sufficiency rating:84.6

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201584.6FairFairSatisfactoryGoodFO12815
August 201384.5FairFairSatisfactorySatisfactoryFO13579
August 201156.7PoorFairPoorFairSD13579
September 200956.7PoorFairPoorFairSD13579
September 200785.5FairSatisfactorySatisfactorySatisfactoryFO13579
August 200586.3FairSatisfactorySatisfactorySatisfactoryFO13579
September 200386.3FairSatisfactorySatisfactoryGoodFO13313
August 200186.3GoodGoodGoodGoodFO13313
July 199985.7GoodGoodGoodGoodFO11750
September 199785.7GoodGoodGoodGoodFO11750
November 199584.2GoodGoodGoodGoodFO9295
September 199384.3GoodGoodGoodGoodFO7800
November 199186.3GoodGoodGoodGoodFO7800