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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 

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. ratingEvaluationDeckSuper.Sub.ADT
November 201585.8Not deficientGoodSatisfactoryFair630
October 201385.8Not deficientGoodSatisfactoryFair630
November 201185.8Not deficientGoodSatisfactoryFair630
January 201085.8Not deficientVery GoodSatisfactoryFair630
October 200785.8Not deficientVery GoodSatisfactoryFair630
October 200685.8Not deficientVery GoodFairFair630
November 200585.8Not deficientVery GoodFairFair630
September 200447.5Structurally deficientPoorFairSerious630
November 200347.5Structurally deficientPoorFairSerious630
January 200347.5Structurally deficientPoorFairSerious630
November 200147.5Structurally deficientPoorFairSerious630
November 199967.0Structurally deficientSatisfactoryGoodPoor630
November 199783.9Not deficientSatisfactoryGoodFair600
February 199683.8Not deficientSatisfactoryGoodFair637
March 199484.7Not deficientSatisfactoryGoodFair425
December 199192.3Not deficientSatisfactoryGoodSatisfactory600