NM-434 over MORA RIVER


+35.97528, -105.32966
35°58'31" N, 105°19'47" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NM-434 over MORA RIVER
Structure number:000000000000851
Location:0.1 MI N OF NM-518/MORA
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:23.0 ft. [7.0 m]
Total length:52.5 ft. [16.0 m]
Roadway width between curbs:29.5 ft. [9.0 m]
Deck width edge-to-edge:29.5 ft. [9.0 m]
Owner:State Highway Agency [01]
Year built:1934
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Channel beam [22]
Deck type:Concrete Precast Panels [2]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:1,308 [as of 2016]
Truck traffic:13% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:44.9
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$500,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017PoorPoorPoorSatisfactory130844.9
April 2015PoorPoorPoorSatisfactory114859.8
April 2013PoorPoorPoorSatisfactory119559.8
April 2011PoorPoorPoorSatisfactory118959.8
April 2009FairFairFairSatisfactory152077.8
April 2007FairFairFairSatisfactory155177.8
April 2005FairFairFairSatisfactory141277.8
May 2003FairSatisfactorySatisfactorySatisfactory146288.6
May 2001FairSatisfactorySatisfactorySatisfactory118588.6
May 1999FairSatisfactorySatisfactorySatisfactory107688.6
May 1997FairSatisfactorySatisfactorySatisfactory103288.6
May 1995FairSatisfactorySatisfactorySatisfactory97789.3
July 1993FairGoodFairSatisfactory61282.9
August 1991FairGoodFairSatisfactory59183.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.51973941180
Reinforced Concrete Decksq. ft.1,5611,561000
Prestressed Concrete Top Flangesq. ft.1,5611,561000
Steel Columneach3003000
Steel Protective Coatingsq. ft.10,75310,753000
Reinforced Concrete Abutmentlinear ft.305305000
Reinforced Concrete Pier Caplinear ft.3026400
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.105085020
Steel Protective Coatingsq. ft.10,75310,753000