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IRR BIA RTE 27 over COTTONWOOD CREEK

Map

Coordinates:
+43.54778, -102.48750
43°32'52" N, 102°29'15" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IRR BIA RTE 27 over COTTONWOOD CREEK
Structure number:00000000000A021
Location:8 KM NORTH OF ROCKYFORD
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:69.9 ft. [21.3 m]
Total length:184.1 ft. [56.1 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:32.2 ft. [9.8 m]
Owner:Bureau of Indian Affairs [62]
Year built:1965
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:3
Main spans material:Steel continuous [4]
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: November 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:825 [as of 2006]
Truck traffic:3% of total traffic
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:Equal to present minimum criteria [6]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Sufficiency rating:90.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017GoodGoodGoodGood82590.7
October 2015GoodGoodGoodGood82590.7