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MILL IRON CAMP CRO over BOX ELDER CREEK 006

Map

Coordinates:
+45.83918, -104.16896
45°50'21" N, 104°10'08" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MILL IRON CAMP CRO over BOX ELDER CREEK 006
Structure number:L06100019+00001
Location:2M SE MILL IRON
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:56.1 ft. [17.1 m]
Total length:226.7 ft. [69.1 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Owner:County Highway Agency [02]
Year built:1965
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 13.5 / HS 15 [3]
Number of main spans:4
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:62 [as of 2016]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
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 foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:84.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017GoodGoodGoodGood6284.6
August 2015GoodGoodVery GoodGood10084.3
August 2013GoodGoodVery GoodGood10084.3
September 2009GoodGoodVery GoodGood10084.3
September 2007GoodGoodVery GoodVery Good10084.3
February 2004GoodGoodVery GoodVery Good10084.3
November 1999GoodGoodVery GoodVery Good10084.3
February 1998GoodGoodVery GoodVery Good10084.3
November 1995GoodVery GoodVery GoodVery Good9682.2
October 1993GoodVery GoodVery GoodVery Good9682.2
February 1992GoodVery GoodVery GoodVery Good25286.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.879879000
Deck
Reinforced Concrete Decksq. ft.7,02907,02900
Substructure
Reinforced Concrete Columneach62400
Reinforced Concrete Abutmentlinear ft.9292000
Reinforced Concrete Pier Caplinear ft.9292000
Joints
Assembly without Seal Jointlinear ft.3030000
Bearings
Movable Bearingeach88000
Steel Protective Coatingsq. ft.88000
Fixed Bearingeach1616000
Steel Protective Coatingsq. ft.1616000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.453453000
Steel Protective Coatingsq. ft.1,1331,0765700