Share:

COUNTY HIWAY 221 over SHEYENNE RIVER

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

Facts

Name:COUNTY HIWAY 221 over SHEYENNE RIVER
Structure number:000000002123380
Location:1 NORTH OF KATHRYN
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:51.8 ft. [15.8 m]
Total length:132.9 ft. [40.5 m]
Roadway width between curbs:28.5 ft. [8.7 m]
Deck width edge-to-edge:30.2 ft. [9.2 m]
Owner:County Highway Agency [02]
Year built:1968
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:3
Main spans material:Prestressed concrete [5]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Not applicable [N]

Latest Available Inspection: May 2014

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:580 [as of 2014]
Truck traffic:10% of total traffic
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Better than present minimum criteria [7]
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 assessed or calculated scour condition. [5]
Operating rating:59.4 tons [54.0 metric tons]
Inventory rating:28.7 tons [26.1 metric tons]
Sufficiency rating:90.4

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201490.4Good-GoodGood-580
October 201290.4Good-GoodGood-580
October 201090.4Good-GoodGood-580
December 200890.4Good-GoodGood-580
September 200690.4Good-GoodGood-580
November 200490.4Good-GoodGood-580
December 200290.4Good-GoodGood-580
November 200091.4Good-GoodGood-580
December 199891.4Good-GoodGood-580
November 199791.4Good-GoodGood-580
May 199492.6GoodGoodGoodGood-300
February 199392.6GoodGoodGoodGood-300
February 199192.6GoodGoodGoodGood-300