418th Avenue over Creek


+45.57048, -97.85613
45°34'14" N, 97°51'22" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:418th Avenue over Creek
Structure number:000000019060012
Location:4.8N & 1W of Pierpont
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:28.9 ft. [8.8 m]
Total length:29.9 ft. [9.1 m]
Roadway width between curbs:19.4 ft. [5.9 m]
Deck width edge-to-edge:20.0 ft. [6.1 m]
Owner:County Highway Agency [02]
Year built:1928
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:Corrugated Steel [6]
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 2016]
Truck traffic:2% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
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 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]
Sufficiency rating:38.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$514,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018PoorSatisfactoryFairPoor1538.0
May 2016FairSatisfactoryFairFair1555.5
June 2014FairSatisfactoryFairFair1586.0
July 2012FairSatisfactoryFairFair1575.5
June 2010FairSatisfactoryFairFair1575.5
July 2008FairSatisfactoryFairFair1575.5
August 2006FairSatisfactoryFairFair1575.5
June 2004FairSatisfactoryFairFair1575.5
June 2002FairSatisfactoryFairFair1575.5
June 2000FairSatisfactoryFairFair1575.2
July 1998FairSatisfactoryFair-1575.2
July 1996FairSatisfactoryFairFair1574.5
June 1994FairSatisfactoryFairFair1563.5
June 1992FairSatisfactoryFairFair1563.5
May 1990FairGoodSatisfactorySatisfactory1578.4