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US-491 over BLACK CREEK

Map

Coordinates:
+35.74097, -108.77457
35°44'28" N, 108°46'28" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US-491 over BLACK CREEK
Structure number:000000000009007
Location:7.9 M. N JCT NM264/US 491
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:12.1 ft. [3.7 m]
Total length:32.2 ft. [9.8 m]
Roadway width between curbs:102.0 ft. [31.1 m]
Deck width edge-to-edge:102.0 ft. [31.1 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1999
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:Steel [3]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:8,176 [as of 2017]
Truck traffic:24% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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:90.7

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
September 2017Good7 out of 10817690.7
September 2015Good7 out of 10753091.3
September 2013Good7 out of 10753091.3
September 2011Good7 out of 10697291.8
September 2009Good7 out of 10553393.1
September 2007Good7 out of 10559393.0
September 2005Good7 out of 10610292.6
August 2003Good7 out of 10600892.7
August 2001Good7 out of 10610492.6
August 1999Good7 out of 10287995.4

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Steel Culvertlinear ft.46628917700
Steel Protective Coatingsq. ft.5,6165,51610000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.6060000