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DUCK CREEK RD over YELLOWSTONE RIVER 020

Map

Coordinates:
+45.69346, -108.63964
45°41'36" N, 108°38'23" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:DUCK CREEK RD over YELLOWSTONE RIVER 020
Structure number:L56302000+03001
Location:SW BILLINGS
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:111.9 ft. [34.1 m]
Total length:557.8 ft. [170.0 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:32.2 ft. [9.8 m]
Owner:County Highway Agency [02]
Year built:1991
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:5
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 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:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 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 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 assessed or calculated scour condition. [5]
Operating rating:36.0 tons [32.7 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:98.9

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201698.9FairGoodSatisfactorySatisfactory-100
August 201499.9FairGoodSatisfactorySatisfactory-100
August 201299.9FairGoodSatisfactorySatisfactory-100
August 201088.9FairGoodSatisfactoryFair-100
August 200888.9FairGoodSatisfactoryFair-100
July 200699.9FairGoodSatisfactorySatisfactory-100
July 200499.9FairGoodSatisfactorySatisfactory-100
September 200199.9FairGoodSatisfactorySatisfactory-100
March 199999.9FairGoodSatisfactorySatisfactory-100
July 199799.9FairGoodSatisfactoryVery Good-100
October 199499.9FairGoodSatisfactoryVery Good-96
June 199299.9GoodVery GoodVery GoodVery Good-96
November 198999.9GoodExcellentExcellentExcellent-96