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1-LANE ROAD over WEST FORK ROCK CREEK

Map

Coordinates:
+45.17222, -109.45963
45°10'20" N, 109°27'35" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:1-LANE ROAD over WEST FORK ROCK CREEK
Structure number:010802000000184
Location:11 MILES W. OF RED LODGE
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:34.8 ft. [10.6 m]
Total length:37.1 ft. [11.3 m]
Roadway width between curbs:13.1 ft. [4.0 m]
Deck width edge-to-edge:14.4 ft. [4.4 m]
Skew angle:30°
Owner:U.S. Forest Service [64]
Year built:1956
Historic significance:Historical significance is not determinable at this time [4]
Design load:M 18 / H 20 [4]
Main span material:Wood or timber [7]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Other [9]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:50
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 conditions; field review indicates action is required. [4]
Sufficiency rating:64.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017FairGoodGoodSatisfactory5064.3
July 2015PoorGoodGoodPoor5038.3
September 2013FairGoodGoodSatisfactory5074.2
August 2011FairSatisfactorySatisfactorySatisfactory5073.9
September 2009FairFairFairFair5058.9
August 2007FairSatisfactoryVery GoodSatisfactory5073.9
October 2003FairGoodVery GoodSatisfactory5084.0
June 2001FairGoodVery GoodSatisfactory5084.0
September 1999GoodVery GoodVery GoodVery Good5084.0
September 1997GoodVery GoodVery GoodVery Good5081.0
August 1995GoodVery GoodVery GoodVery Good5081.0