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ND HIGHWAY 18 over SHEYENNE RIVER

Map 

Coordinates:
+46.55676, -97.13809
46°33'24" N, 97°08'17" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:ND HIGHWAY 18 over SHEYENNE RIVER
Structure number:0018045621
Location:5 SOUTH OF ND 46
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:55.1 ft. [16.8 m]
Total length:154.9 ft. [47.2 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:35.1 ft. [10.7 m]
Owner:State Highway Agency [01]
Year built:1960
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: November 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:630 [as of 2015]
Truck traffic:19% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Better than present minimum criteria [7]
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:74.8 tons [68.0 metric tons]
Inventory rating:44.9 tons [40.8 metric tons]
Sufficiency rating:85.8

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201585.8FairGoodSatisfactoryFair-630
October 201385.8FairGoodSatisfactoryFair-630
November 201185.8FairGoodSatisfactoryFair-630
January 201085.8FairVery GoodSatisfactoryFair-630
October 200785.8FairVery GoodSatisfactoryFair-630
October 200685.8FairVery GoodFairFair-630
November 200585.8FairVery GoodFairFair-630
September 200447.5PoorPoorFairSeriousSD630
November 200347.5PoorPoorFairSeriousSD630
January 200347.5PoorPoorFairSeriousSD630
November 200147.5PoorPoorFairSeriousSD630
November 199967.0PoorSatisfactoryGoodPoorSD630
November 199783.9FairSatisfactoryGoodFair-600
February 199683.8FairSatisfactoryGoodFair-637
March 199484.7FairSatisfactoryGoodFair-425
December 199192.3FairSatisfactoryGoodSatisfactory-600