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48040 312TH ST over EAST UNION CK

Map

Coordinates:
+42.86583, -96.61321
42°51'57" N, 96°36'48" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:48040 312TH ST over EAST UNION CK
Structure number:000000064104150
Location:10.5S & 1.4E ALCESTER
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:28.5 ft. [8.7 m]
Total length:30.5 ft. [9.3 m]
Roadway width between curbs:27.2 ft. [8.3 m]
Deck width edge-to-edge:27.9 ft. [8.5 m]
Owner:County Highway Agency [02]
Year built:1950
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: August 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:25 [as of 2014]
Truck traffic:2% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
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 with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:46.3 tons [42.1 metric tons]
Inventory rating:27.5 tons [25.0 metric tons]
Sufficiency rating:79.4
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$25,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201679.4FairSatisfactoryFairSatisfactory-25
July 201479.7FairSatisfactoryFairSatisfactory-25
July 201273.0FairSatisfactoryFairSatisfactory-25
September 201073.0FairSatisfactoryFairSatisfactory-25
October 200873.0FairSatisfactoryFairSatisfactory-25
September 200673.0FairSatisfactoryFairSatisfactory-25
June 200473.0FairSatisfactoryFairSatisfactory-25
May 200278.8FairSatisfactoryFairSatisfactory-25
October 200078.8FairSatisfactoryFairSatisfactory-25
September 199878.8FairSatisfactoryFairSatisfactory-25
August 199689.8GoodExcellentVery GoodVery Good-25
September 199489.5GoodExcellentVery GoodVery Good-25
July 199258.3GoodVery GoodVery GoodVery GoodFO25
September 199058.3GoodVery GoodVery GoodVery GoodFO25