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IRR BIA RTE 904 over OWYHEE RIVER

Map

Coordinates:
+42.03364, -116.21939
42°02'01" N, 116°13'10" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IRR BIA RTE 904 over OWYHEE RIVER
Structure number:00000000000H311
Location:17.4 KM NW OF OWYHEE
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:117.1 ft. [35.7 m]
Total length:119.1 ft. [36.3 m]
Roadway width between curbs:28.2 ft. [8.6 m]
Deck width edge-to-edge:31.5 ft. [9.6 m]
Owner:Bureau of Indian Affairs [62]
Year built:1987
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Prestressed concrete [5]
Main span 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: October 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:20 [as of 2016]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Very Good [8 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:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:100.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2016FairSatisfactoryVery GoodGood20100.0
October 2014FairSatisfactoryVery GoodGood10100.0
November 2011FairSatisfactoryVery GoodGood10100.0
April 2010FairSatisfactoryVery GoodGood10100.0
June 2008FairSatisfactoryVery GoodGood10100.0
September 2005FairSatisfactoryVery GoodGood1095.0
May 2003FairSatisfactoryVery GoodGood1095.0
September 2001FairSatisfactoryVery GoodGood1095.0
October 1997FairSatisfactoryVery GoodVery Good1095.0
October 1995FairSatisfactoryVery GoodExcellent10100.0
October 1993FairSatisfactoryExcellentExcellent2094.9
May 1991GoodExcellentExcellentExcellent2094.9