31-Z001 over BNSF RAILROAD


+35.51042, -108.81418
35°30'38" N, 108°48'51" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:31-Z001 over BNSF RAILROAD
Structure number:000000000007500
Location:0.1 MI N OF NM 118/GALLUP
Purpose:Carries highway over railroad
Route classification:Minor Arterial (Urban) [16]
Length of largest span:68.9 ft. [21.0 m]
Total length:151.9 ft. [46.3 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:30.5 ft. [9.3 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1976
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:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:6,535 [as of 2016]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 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:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:68.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017FairSatisfactoryFairFair653568.6
May 2015FairSatisfactorySatisfactoryFair32189.0
May 2013FairSatisfactorySatisfactoryFair32189.0
May 2011FairSatisfactorySatisfactoryFair32189.0
May 2009FairSatisfactorySatisfactoryFair32789.0
May 2007FairSatisfactoryGoodFair33789.0
May 2005FairSatisfactoryGoodFair35388.9
May 2003FairSatisfactoryGoodSatisfactory341100.0
May 2001FairSatisfactoryGoodSatisfactory323100.0
May 1999FairSatisfactoryGoodSatisfactory311100.0
May 1997FairSatisfactoryGoodSatisfactory299100.0
May 1995FairSatisfactoryGoodSatisfactory293100.0
June 1993FairSatisfactoryGoodSatisfactory293100.0
June 1991FairSatisfactoryGoodGood277100.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.6075921500
Reinforced Concrete Decksq. ft.4,6394,40723200
Wearing Surfacessq. ft.4,6394,40723200
Steel Columneach2002000
Steel Protective Coatingsq. ft.1,60001,60000
Reinforced Concrete Abutmentlinear ft.62022400
Reinforced Concrete Pier Caplinear ft.5252000
Compression Jointlinear ft.6200062
Elastomeric Bearingeach160808
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.351348030