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DUCK CREEK RD over DUCK CREEK 021

Map

Coordinates:
+45.68630, -108.64017
45°41'11" N, 108°38'25" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:DUCK CREEK RD over DUCK CREEK 021
Structure number:L56302000+08001
Location:SW BILLINGS
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:58.1 ft. [17.7 m]
Total length:60.0 ft. [18.3 m]
Roadway width between curbs:30.2 ft. [9.2 m]
Deck width edge-to-edge:32.5 ft. [9.9 m]
Owner:County Highway Agency [02]
Year built:1992
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Tee beam [04]
Deck type:Not applicable [N]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:100 [as of 2003]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:36.0 tons [32.7 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:99.9

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201799.9GoodGoodGoodGood-100
January 201599.9GoodGoodGoodGood-100
January 201399.9GoodGoodGoodGood-100
January 201199.9GoodGoodGoodGood-100
January 200999.9GoodGoodGoodGood-100
December 200698.9GoodGoodGoodGood-100
January 200598.9GoodGoodGoodGood-100
February 200399.9GoodVery GoodVery GoodGood-100
July 200199.9GoodVery GoodVery GoodGood-100
200098.9GoodVery GoodVery GoodGood-100
February 199798.9GoodVery GoodVery GoodGood-100
December 199496.9GoodVery GoodVery GoodGood-96
December 199296.9GoodExcellentExcellentExcellent-96
January 199149.2FairVery GoodSatisfactorySatisfactoryFO96