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IRR# US 84 ML over RIO BLANCO

Map

Coordinates:
+37.14205, -106.92362
37°08'31" N, 106°55'25" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IRR# US 84 ML over RIO BLANCO
Structure number:P-09-L
Location:16.7 MI N OF NEW MEXICO
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:124.7 ft. [38.0 m]
Total length:129.9 ft. [39.6 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:31.5 ft. [9.6 m]
Owner:State Highway Agency [01]
Year built:1948
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:1,300 [as of 2011]
Truck traffic:11% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Serious [3 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:31.9
Estimated cost of work:$221,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2017PoorSatisfactorySeriousSatisfactory130031.9
March 2015PoorSatisfactoryPoorSatisfactory130044.3
February 2013FairSatisfactoryFairSatisfactory130054.3
February 2011FairSatisfactoryFairSatisfactory140054.1
March 2009FairSatisfactorySatisfactoryGood140064.5
April 2008FairSatisfactorySatisfactoryGood140064.5
February 2007FairSatisfactorySatisfactoryGood130064.6
March 2005FairSatisfactorySatisfactoryGood101765.0
March 2003FairSatisfactorySatisfactoryGood156264.3
February 2001FairSatisfactorySatisfactoryGood152264.1
March 1999FairSatisfactorySatisfactoryGood152264.1
May 1997FairSatisfactorySatisfactoryGood140065.3
March 1995FairSatisfactorySatisfactoryGood140064.3
April 1993FairSatisfactoryGoodGood155075.1
January 1992FairSatisfactorySatisfactorySatisfactory135074.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Stringerlinear ft.62529719812010
Steel Protective Coatingsq. ft.62503073180
Deck
Reinforced Concrete Decksq. ft.4,0904,03050100
Wearing Surfacessq. ft.3,9003,650200500
Superstructure
Steel Trusslinear ft.2500230200
Steel Protective Coatingsq. ft.250002500
Steel Floor Beamlinear ft.23120180310
Steel Protective Coatingsq. ft.231002310
Substructure
Reinforced Concrete Abutmentlinear ft.62521000
Joints
Open Jointlinear ft.3003000
Other Jointlinear ft.186018600
Bearings
Movable Bearingeach20200
Steel Protective Coatingsq. ft.20200
Fixed Bearingeach20200
Steel Protective Coatingsq. ft.20200
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.260025730
Steel Protective Coatingsq. ft.260026000