US 191 over Little Colorado River


+34.50500, -109.36000
34°30'18" N, 109°21'36" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US 191 over Little Colorado River
Structure number:01813
Location:0.1 mi E Jct US 180
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:35.1 ft. [10.7 m]
Total length:141.1 ft. [43.0 m]
Roadway width between curbs:44.6 ft. [13.6 m]
Deck width edge-to-edge:52.5 ft. [16.0 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1977
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:4
Main spans material:Prestressed concrete [5]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,120 [as of 2015]
Truck traffic:9% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:65.9 tons [59.9 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:94.6

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201694.6FairGoodSatisfactorySatisfactory-1120
December 201481.6FairSatisfactorySatisfactorySatisfactory-1800
December 201281.6FairSatisfactorySatisfactorySatisfactory-1800
December 201086.1FairSatisfactoryGoodGood-1200
December 200883.1FairSatisfactoryGoodGood-1600
October 200685.3GoodGoodGoodGood-1300
October 200486.9GoodGoodVery GoodGood-1084
October 200286.6GoodGoodVery GoodVery Good-1131
June 200084.5FairSatisfactoryVery GoodVery Good-1407
August 199784.6GoodGoodVery GoodVery Good-1400
September 199484.6GoodGoodGoodVery Good-1400
May 199281.9FairSatisfactoryGoodVery Good-1500
September 199080.0GoodGoodVery GoodVery Good-2300