31-003A over RIO PUERCO


+35.52151, -108.77404
35°31'17" N, 108°46'27" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:31-003A over RIO PUERCO
Structure number:000000000004231
Location:0.2 MI N OF NM-118/GALLUP
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:19.0 ft. [5.8 m]
Total length:96.1 ft. [29.3 m]
Roadway width between curbs:23.0 ft. [7.0 m]
Deck width edge-to-edge:24.3 ft. [7.4 m]
Skew angle:10°
Owner:County Highway Agency [02]
Year built:1940
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:5
Main spans material:Wood or timber [7]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Bituminous [6]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:2,894 [as of 2016]
Truck traffic:14% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
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 with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:44.1
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$410,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2017PoorFairPoorFair289444.1
January 2015PoorFairPoorFair294644.0
January 2013PoorFairPoorFair292444.1
January 2011PoorFairPoorFair290244.1
January 2009PoorFairPoorFair299243.9
January 2007PoorFairPoorFair314043.7
January 2005PoorFairPoorFair317143.6
January 2003PoorFairPoorFair298843.9
February 2001PoorFairPoorFair292944.1
February 1999PoorFairPoorFair281544.3
February 1997PoorFairPoorFair56753.6
January 1995PoorPoorPoorFair56750.4
February 1994PoorPoorPoorFair56750.4
March 1993PoorPoorPoorFair54350.5
October 1991PoorPoorPoorPoor27748.9

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Timber Girder/Beamlinear ft.2,44132,3652251
Timber Columneach3703700
Timber Abutmentlinear ft.1410121200
Timber Pier Caplinear ft.112011200
Timber Decksq. ft.2,336002,3360
Wearing Surfacessq. ft.2,3362,336000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2490239100
Other Material Bridge Raillinear ft.194194000