+45.90990, -104.53547
45°54'36" N, 104°32'08" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S 7 over DRAINAGE
Structure number:P00027001+02901
Location:1M NE EKALAKA
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:19.0 ft. [5.8 m]
Total length:39.4 ft. [12.0 m]
Roadway width between curbs:24.3 ft. [7.4 m]
Deck width edge-to-edge:25.9 ft. [7.9 m]
Owner:State Highway Agency [01]
Year built:1940
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:2
Main spans material:Wood or timber [7]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:522 [as of 2017]
Truck traffic:7% 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:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:70.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2018FairSatisfactoryFairSatisfactory52270.8
October 2016FairSatisfactoryFairSatisfactory48070.9
October 2014FairSatisfactoryFairSatisfactory44071.0
October 2012FairGoodFairSatisfactory44071.0
October 2010FairGoodFairSatisfactory44071.0
September 2008FairGoodFairGood40073.2
January 2007FairGoodSatisfactorySatisfactory32084.5
February 2005FairGoodSatisfactorySatisfactory32080.9
February 2003FairGoodSatisfactorySatisfactory31081.0
January 2001FairVery GoodSatisfactorySatisfactory30081.0
January 1999FairVery GoodSatisfactorySatisfactory30081.0
December 1996FairVery GoodSatisfactoryGood32078.9
January 1995GoodVery GoodGoodVery Good25675.9
November 1992GoodVery GoodGoodVery Good26569.9
February 1991GoodVery GoodGoodVery Good28569.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Timber Girder/Beamlinear ft.49541164200
Timber Abutmentlinear ft.85463900
Timber Pileeach155820
Timber Pier Caplinear ft.98683000
Timber Decksq. ft.1,0239725100
Wearing Surfacessq. ft.1,0239626100
Bridge Rail
Timber Bridge Raillinear ft.79611440