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COUNTY RD 88 over IRWIN CR

Map

Coordinates:
+40.55988, -93.46218
40°33'36" N, 93°27'44" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY RD 88 over IRWIN CR
Structure number:15223
Old structure number:08800171 065 (from 1992 edition)
Location:S 35 T 67 N R 23 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:33.1 ft. [10.1 m]
Total length:36.1 ft. [11.0 m]
Roadway width between curbs:15.7 ft. [4.8 m]
Deck width edge-to-edge:16.1 ft. [4.9 m]
Owner:County Highway Agency [02]
Year reconstructed:1995
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:30 [as of 2016]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Equal to present desirable criteria [8]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:50.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017FairGoodSatisfactoryFair3050.5
January 2016FairGoodSatisfactoryFair3050.5
January 2014FairGoodSatisfactoryGood3062.5
February 2012FairGoodSatisfactoryGood3062.5
January 2010FairGoodSatisfactoryGood3062.5
January 2008FairGoodSatisfactoryGood3062.5
February 2006FairGoodSatisfactoryGood3062.5
April 2004FairVery GoodSatisfactoryGood3062.5
January 2002FairVery GoodSatisfactoryGood3062.5
January 2000GoodExcellentGoodGood3062.5
July 1998GoodExcellentGoodGood3062.5
January 1990GoodGoodGoodGood3049.3