Share:

BOULDER RD over BOULDER RIVER 002

Map

Coordinates:
+45.40386, -110.19221
45°24'14" N, 110°11'32" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:BOULDER RD over BOULDER RIVER 002
Structure number:L49102007+01001
Location:19M S MCLEOD
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:75.1 ft. [22.9 m]
Total length:111.9 ft. [34.1 m]
Roadway width between curbs:12.8 ft. [3.9 m]
Deck width edge-to-edge:14.1 ft. [4.3 m]
Owner:County Highway Agency [02]
Year built:1931
Year reconstructed:1991
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:Truss - Thru [10]
Deck type:Wood or Timber [8]
Wearing surface:Wood or Timber [7]

Latest Available Inspection: July 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:492 [as of 2017]
Truck traffic:1% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Superior to present desirable criteria [9]
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 assessed or calculated scour condition. [5]
Sufficiency rating:44.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2018FairSatisfactorySatisfactorySatisfactory49244.2
July 2016FairSatisfactorySatisfactorySatisfactory6065.4
July 2014FairSatisfactorySatisfactorySatisfactory10064.9
July 2012FairSatisfactorySatisfactorySatisfactory10064.9
July 2010FairSatisfactorySatisfactorySatisfactory10064.9
August 2008FairSatisfactorySatisfactorySatisfactory10064.9
July 2006FairSatisfactorySatisfactoryGood10064.9
September 2005FairSatisfactoryGoodGood10064.9
June 2004FairSatisfactoryGoodGood10064.9
April 2003FairSatisfactoryGoodGood10064.9
March 2001GoodGoodGoodGood10065.9
October 1998GoodVery GoodGoodGood10062.9
April 1997GoodVery GoodGoodGood10062.9
May 1995GoodVery GoodGoodGood25259.3
September 1992GoodGoodGoodGood25259.3
January 1991GoodGoodGoodGood25226.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Timber Girder/Beamlinear ft.3513331800
Timber Stringerlinear ft.5514965500
Steel Trusslinear ft.1511282300
Steel Protective Coatingsq. ft.90607251810
Steel Floor Beamlinear ft.98881000
Steel Protective Coatingsq. ft.2942652900
Steel Gusset Plateeach2625100
Steel Protective Coatingsq. ft.5247500
Substructure
Reinforced Concrete Columneach97110
Timber Columneach40310
Timber Abutmentlinear ft.3636000
Reinforced Concrete Pier Caplinear ft.1312100
Timber Pier Caplinear ft.4947200
Deck
Timber Decksq. ft.1,5801,42115900
Wearing Surfacessq. ft.44740215300
Bridge Rail
Timber Bridge Raillinear ft.2261586080