Share:

E. KEYSTONE RD. over SNAKE RIVER

Map

Coordinates:
+39.60525, -105.94801
39°36'19" N, 105°56'53" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:E. KEYSTONE RD. over SNAKE RIVER
Structure number:117000801.40002
Location:.2 MI W OF MONTEZUMA RD
Purpose:Carries highway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:33.5 ft. [10.2 m]
Total length:35.4 ft. [10.8 m]
Roadway width between curbs:31.5 ft. [9.6 m]
Deck width edge-to-edge:32.2 ft. [9.8 m]
Owner:County Highway Agency [02]
Year built:1978
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Corrugated Steel [6]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:738 [as of 2017]
Truck traffic:4% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
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:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:69.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017FairFairFairFair73869.9
June 2015FairFairFairFair28470.0
June 2013FairFairFairFair28470.0
June 2011FairFairFairFair28470.0
May 2009FairFairFairFair28470.0
June 2007FairFairFairFair56769.9
June 2005FairFairFairFair56770.9
May 2003FairSatisfactoryFairFair56770.9
June 2001FairSatisfactoryFairFair90270.5
September 1999FairSatisfactoryFairFair90270.5
August 1997FairSatisfactoryFairFair90269.5
October 1995FairFairFairFair59668.7
October 1993FairFairFairFair59664.3
September 1991FairFairFairSatisfactory59663.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.4590413460
Steel Protective Coatingsq. ft.459000459
Substructure
Steel Columneach1201200
Steel Protective Coatingsq. ft.1200012
Steel Abutmentlinear ft.6600660
Steel Protective Coatingsq. ft.6600066
Steel Pier Caplinear ft.6600660
Steel Protective Coatingsq. ft.6600066
Deck
Corrugated or Orthotropic Decksq. ft.1,13079103390
Wearing Surfacessq. ft.1,1121,0670450
Steel Protective Coatingsq. ft.1,13079100339
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.7171000
Steel Protective Coatingsq. ft.7171000