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150TH ST over BR ROCK CR

Map

Coordinates:
+41.87390, -91.15997
41°52'26" N, 91°09'36" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:150TH ST over BR ROCK CR
Structure number:000000000104920
Location:082033503
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:40.0 ft. [12.2 m]
Total length:44.0 ft. [13.4 m]
Roadway width between curbs:17.7 ft. [5.4 m]
Deck width edge-to-edge:18.0 ft. [5.5 m]
Owner:County Highway Agency [02]
Year built:1920
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Gravel [8]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:15 [as of 2018]
Deck condition:Poor [4 out of 9]
Superstructure condition:Poor [4 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:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:31.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018PoorPoorPoorFair1531.3
May 2016PoorPoorPoorFair3031.3
May 2014PoorPoorPoorFair3031.3
April 2012PoorPoorPoorFair3031.3
May 2010PoorPoorPoorFair3030.1
May 2008PoorPoorPoorFair3030.1
June 2006PoorPoorPoorFair3030.3
April 2004PoorPoorPoorFair3030.3
July 2002PoorPoorPoorFair3030.3
April 2000PoorPoorPoorFair3030.3
July 1998PoorPoorPoorFair3030.1
July 1996PoorPoorPoorFair3030.1
April 1994PoorPoorPoorFair3036.9
June 1992PoorPoorPoorPoor3028.5
June 1990PoorSatisfactoryPoorPoor3033.5