US 169 N over BNSF RR

Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US 169 N over BNSF RR
Structure number:3800
Old structure number:A4642 3 (from 1992 edition)
Location:S 11 T 50 N R 33 W
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:115.2 ft. [35.1 m]
Total length:831.1 ft. [253.3 m]
Roadway width between curbs:30.2 ft. [9.2 m]
Deck width edge-to-edge:33.1 ft. [10.1 m]
Owner:State Highway Agency [01]
Year built:1956
Year reconstructed:1990
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: September 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:20,973 [as of 2015]
Truck traffic:10% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:43.6 tons [39.6 metric tons]
Inventory rating:25.7 tons [23.4 metric tons]
Sufficiency rating:71.8

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201671.8FairGoodSatisfactorySatisfactory-20973
September 201476.6FairGoodSatisfactorySatisfactory-20362
September 201276.5FairGoodSatisfactorySatisfactory-21714
December 201076.6FairGoodSatisfactoryGood-17251
June 200876.6GoodGoodGoodVery Good-17083
January 200776.6GoodGoodGoodVery Good-18458
December 200576.7GoodGoodGoodVery Good-16411
March 200474.6GoodGoodGoodVery Good-16593
February 200273.5GoodGoodGoodVery Good-19008
October 199972.4GoodGoodGoodVery Good-18949
October 199872.4GoodGoodGoodVery Good-18949
December 199772.4GoodGoodGoodVery Good-18949
November 199576.6FairGoodSatisfactoryGood-15150
November 199476.6FairGoodSatisfactoryGood-14850