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320TH ST over E BR WAPSINONOC CR

Map

Coordinates:
+42.05278, -91.38611
42°03'10" N, 91°23'10" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:320TH ST over E BR WAPSINONOC CR
Structure number:000000000101981
Location:079032901
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:40.0 ft. [12.2 m]
Total length:40.0 ft. [12.2 m]
Roadway width between curbs:17.4 ft. [5.3 m]
Deck width edge-to-edge:18.0 ft. [5.5 m]
Owner:County Highway Agency [02]
Year built:1975
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Gravel [8]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Poor
Status:Posted for other load-capacity restriction [R]
Average daily traffic:30 [as of 2010]
Deck condition:Fair [5 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:Better than present minimum criteria [7]
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 the assessed or calculated scour condition. [8]
Operating rating:31.7 tons [28.8 metric tons]
Inventory rating:26.3 tons [23.9 metric tons]
Sufficiency rating:50.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201650.9PoorFairPoorFairSD30
May 201450.9PoorFairPoorFairSD30
May 201250.9PoorFairPoorFairSD30
May 201049.9PoorFairPoorFairSD30
April 200849.9PoorFairPoorFairSD30
March 200644.6PoorFairPoorFairSD30
April 200444.6PoorFairPoorFairSD30
October 200144.6PoorFairPoorFairSD30
December 199944.5PoorFairPoorFairSD30
June 199867.5FairFairFairFairFO30
May 199682.0FairSatisfactoryFairSatisfactoryFO30
April 199490.7GoodGoodGoodGoodFO25
June 199285.5GoodGoodGoodGoodFO25
June 199090.7GoodGoodGoodGoodFO25