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 

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]
Evaluation:Functionally obsolete [2]
Sufficiency rating:84.6

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201584.6Functionally obsoleteFairSatisfactoryGood12815
August 201384.5Functionally obsoleteFairSatisfactorySatisfactory13579
August 201156.7Structurally deficientFairPoorFair13579
September 200956.7Structurally deficientFairPoorFair13579
September 200785.5Functionally obsoleteSatisfactorySatisfactorySatisfactory13579
August 200586.3Functionally obsoleteSatisfactorySatisfactorySatisfactory13579
September 200386.3Functionally obsoleteSatisfactorySatisfactoryGood13313
August 200186.3Functionally obsoleteGoodGoodGood13313
July 199985.7Functionally obsoleteGoodGoodGood11750
September 199785.7Functionally obsoleteGoodGoodGood11750
November 199584.2Functionally obsoleteGoodGoodGood9295
September 199384.3Functionally obsoleteGoodGoodGood7800
November 199186.3Functionally obsoleteGoodGoodGood7800