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US-491 over UNNAMED WATERWAY

Map

Coordinates:
+35.93167, -108.65349
35°55'54" N, 108°39'13" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US-491 over UNNAMED WATERWAY
Structure number:000000000007247
Location:32.1 MI N OF JCTI40/US491
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:9.8 ft. [3.0 m]
Total length:24.0 ft. [7.3 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1971
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: September 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:4,616 [as of 2017]
Truck traffic:24% of total traffic
Structural appraisal:Equal to present desirable criteria [8]
Water adequacy appraisal:Equal to present minimum criteria [6]
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:No noticeable or noteworthy deficiencies which affect the condition of the culvert. Insignificant scrape marks caused by drift. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:65.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$189,000

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
September 2017Good8 out of 10461665.0
September 2013Fair6 out of 10299580.0
September 2009Fair6 out of 10411480.0
September 2005Fair6 out of 10964380.0
September 2001Fair6 out of 10387080.0
September 1997Fair6 out of 10359980.0
October 1995Fair6 out of 10352980.0
December 1993Fair6 out of 10317379.0
January 1992Good7 out of 10286979.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Reinforced Concrete Culvertlinear ft.230230000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.8484000