Share:

NM-551 over UNNAMED WATERWAY

Map

Coordinates:
+36.93218, -103.86813
36°55'56" N, 103°52'05" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NM-551 over UNNAMED WATERWAY
Structure number:000000000006857
Location:1.8 MI N OF JCT NM-456
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:9.8 ft. [3.0 m]
Total length:21.0 ft. [6.4 m]
Owner:State Highway Agency [01]
Year built:1966
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:2
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:64 [as of 2017]
Truck traffic:19% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:91.5

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
April 2018Good7 out of 106491.5
April 2014Good7 out of 107091.5
April 2010Good7 out of 1010891.2
April 2008Good7 out of 1010891.2
March 2006Good7 out of 1011491.2
March 2002Good7 out of 1014890.9
March 1998Good7 out of 1014890.9
February 1996Good7 out of 1013491.0
June 1994Good7 out of 1013491.0
April 1992Good7 out of 1013291.0
May 1990Good7 out of 108891.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Reinforced Concrete Culvertlinear ft.121121000