41420 270 ST. over TWELVE MILE CK


+43.47109, -97.91002
43°28'16" N, 97°54'36" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:41420 270 ST. over TWELVE MILE CK
Structure number:000000034104020
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:54.5 ft. [16.6 m]
Total length:55.8 ft. [17.0 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Skew angle:30°
Owner:County Highway Agency [02]
Year built:1989
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Prestressed concrete [5]
Main span design:Tee beam [04]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:257 [as of 2014]
Truck traffic:1% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Fair [5 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 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]
Sufficiency rating:78.8
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$25,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2016FairGoodVery GoodFair25778.8
May 2014FairGoodVery GoodFair25778.8
May 2012FairGoodVery GoodFair25778.8
September 2010FairGoodVery GoodFair25779.8
September 2008FairGoodVery GoodFair25779.8
July 2006FairGoodVery GoodFair25779.8
June 2004FairGoodVery GoodFair25779.8
June 2002FairGoodVery GoodSatisfactory25790.8
July 2000FairSatisfactoryVery GoodFair25779.8
October 1998FairSatisfactoryVery GoodFair25779.8
October 1996GoodVery GoodVery GoodGood25790.8
November 1994GoodVery GoodVery GoodVery Good25790.5
October 1992GoodVery GoodVery GoodVery Good25790.5
August 1990GoodVery GoodVery GoodVery Good-98.0