231st Street over Trib. to Jack Moore Crk


+44.03693, -96.75146
44°02'13" N, 96°45'05" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:231st Street over Trib. to Jack Moore Crk
Structure number:000000051067110
Location:2.0N & 5.3W of Egan
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:28.9 ft. [8.8 m]
Total length:30.2 ft. [9.2 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:20.3 ft. [6.2 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:Poor
Status:Posted for load [P]
Average daily traffic:10 [as of 2014]
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:16.1 tons [14.6 metric tons]
Inventory rating:11.8 tons [10.7 metric tons]
Sufficiency rating:39.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$548,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201639.0PoorFairPoorPoorSD10
July 201457.1FairFairSatisfactoryFair-10
October 201257.5FairSatisfactorySatisfactoryFair-10
October 201057.5FairSatisfactorySatisfactoryFair-10
July 200857.5FairSatisfactorySatisfactoryFair-10
June 200657.5FairSatisfactorySatisfactoryFair-10
July 200457.5FairSatisfactorySatisfactoryFair-10
August 200257.5FairSatisfactorySatisfactoryFair-10
October 200057.5FairSatisfactorySatisfactoryFair-10
September 199877.8FairSatisfactorySatisfactoryFair-10
August 199688.8GoodGoodGoodGood-10
June 199487.2GoodVery GoodGoodGood-10