+41.93662, -95.48047
41°56'12" N, 95°28'50" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 30 over BOYER RIVER
Structure number:000000000021260
Location:0.6 mi. E of SR M14
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:123.0 ft. [37.5 m]
Total length:325.1 ft. [99.1 m]
Roadway width between curbs:30.2 ft. [9.2 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1959
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,070 [as of 2017]
Truck traffic:22% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 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:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:64.1

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017FairSatisfactoryGoodFair307064.1
August 2015FairSatisfactoryGoodFair369063.4
August 2013FairSatisfactoryGoodFair362062.5
August 2011FairSatisfactoryGoodFair356062.6
August 2009FairSatisfactoryGoodSatisfactory343075.0
August 2007GoodGoodGoodGood361075.3
September 2005FairGoodSatisfactorySatisfactory358075.3
September 2003FairGoodSatisfactoryGood425074.7
November 2001FairGoodSatisfactorySatisfactory419074.8
August 1999FairGoodSatisfactoryGood395075.0
June 1997FairGoodSatisfactoryGood416058.8
November 1995FairSatisfactoryGoodGood392059.0
November 1993FairSatisfactoryGoodGood362072.3
December 1991FairSatisfactoryGoodGood343072.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.1,2841,275630
Steel Protective Coatingsq. ft.18,47018,470000
Reinforced Concrete Decksq. ft.11,68710,891781150
Wearing Surfacessq. ft.9,7397,7481,898930
Reinforced Concrete Columneach62400
Reinforced Concrete Pier Walllinear ft.4846020
Reinforced Concrete Abutmentlinear ft.87335040
Concrete Protective Coatingsq. ft.170166040
Reinforced Concrete Pier Caplinear ft.79492820
Strip Seal Jointlinear ft.7707700
Movable Bearingeach124800
Fixed Bearingeach44000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.6505628170