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MILES CROSSING over SILVER BOW CREEK 010

Map

Coordinates:
+46.01261, -112.72608
46°00'45" N, 112°43'34" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MILES CROSSING over SILVER BOW CREEK 010
Structure number:L47528008+08001
Location:2M W RAMSEY
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:40.0 ft. [12.2 m]
Total length:40.0 ft. [12.2 m]
Roadway width between curbs:14.8 ft. [4.5 m]
Deck width edge-to-edge:14.8 ft. [4.5 m]
Owner:County Highway Agency [02]
Year built:2007
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [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: September 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:100 [as of 2001]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Meets minimum tolerable limits to be left in place as is [4]
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 the assessed or calculated scour condition. [8]
Sufficiency rating:83.4
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$30,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2016FairGoodGoodSatisfactory10083.4
September 2014GoodGoodGoodGood10083.1
September 2012GoodGoodGoodGood10083.1
October 2010GoodGoodGoodGood10083.1
September 2008GoodGoodGoodGood10083.1
August 2006PoorFairFairCritical10026.5
June 2004PoorFairFairCritical10026.5
July 2001PoorFairFairPoor10026.5
March 1998PoorFairFairPoor10026.5
February 1996PoorFairFairPoor10026.5
April 1994PoorFairFairPoor3127.5
May 1992PoorFairFairSerious3127.5
January 1990PoorFairFairPoor3131.6

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.161161000
Substructure
Steel Abutmentlinear ft.4944500
Steel Protective Coatingsq. ft.1461310015
Deck
Corrugated or Orthotropic Decksq. ft.5815522900
Wearing Surfacessq. ft.58129029100
Steel Protective Coatingsq. ft.5815520029
Bearings
Fixed Bearingeach88000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.7973600