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IRR BIA RTE N6731 over MOENKOPI WASH

Map

Coordinates:
+36.09250, -111.29547
36°05'33" N, 111°17'44" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IRR BIA RTE N6731 over MOENKOPI WASH
Structure number:00000000000N307
Location:4.3 MI WEST OF MOENKOPI
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:69.2 ft. [21.1 m]
Total length:72.2 ft. [22.0 m]
Roadway width between curbs:14.1 ft. [4.3 m]
Deck width edge-to-edge:15.7 ft. [4.8 m]
Owner:Bureau of Indian Affairs [62]
Year built:1915
Year reconstructed:1998
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Wood or Timber [8]
Wearing surface:Wood or Timber [7]

Latest Available Inspection: April 2016

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:50 [as of 2016]
Truck traffic:1% of total traffic
Deck condition:Fair [5 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:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present minimum criteria [6]
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 foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:30.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$990,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2016PoorFairPoorSatisfactory5030.3
November 2014PoorFairPoorPoor10110.6
September 2012PoorFairPoorSatisfactory7530.6
January 2012PoorFairPoorSatisfactory7533.3
March 2010PoorFairPoorSatisfactory7524.0
January 2008PoorFairPoorSatisfactory7524.0
November 2004PoorFairPoorFair7524.0
April 2002PoorFairPoorFair7524.0
March 2000PoorFairPoorFair7524.0
March 1997PoorImminent FailureFairGood7539.7
August 1994PoorSeriousGoodGood7049.3