Share:

COUNTY HIGHWAY over AINSWORTH IRRIG CANAL

Map 

Coordinates:
+42.60708, -99.98509
42°36'25" N, 99°59'06" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:COUNTY HIGHWAY over AINSWORTH IRRIG CANAL
Structure number:C000903405
Location:2N 3.2E OF JOHNSTOWN
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:25.9 ft. [7.9 m]
Total length:26.9 ft. [8.2 m]
Roadway width between curbs:23.3 ft. [7.1 m]
Deck width edge-to-edge:24.0 ft. [7.3 m]
Owner:County Highway Agency [02]
Year built:1963
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Main span material:Wood or timber [7]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Gravel [8]

Latest Available Inspection: November 2016 

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:25 [as of 2003]
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge is scour critical; field review indicates that extensive scour has occurred at bridge foundations. [2]
Operating rating:21.0 tons [19.1 metric tons]
Inventory rating:15.0 tons [13.6 metric tons]
Sufficiency rating:66.4

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201666.4FairFairSatisfactorySatisfactory-25
November 201466.4FairFairSatisfactorySatisfactory-25
November 201266.3FairFairSatisfactorySatisfactory-25
November 201067.3FairFairSatisfactorySatisfactory-25
October 200867.3FairFairSatisfactorySatisfactory-25
October 200765.3FairFairSatisfactorySatisfactory-25
December 200565.3FairFairSatisfactorySatisfactory-25
May 200365.3FairFairSatisfactorySatisfactory-25
November 200165.3FairFairSatisfactorySatisfactory-25
March 199965.3FairFairSatisfactorySatisfactory-25
September 199766.3FairVery GoodSatisfactoryVery Good-25
December 199566.3FairVery GoodSatisfactoryVery Good-25
November 199366.3FairVery GoodSatisfactoryVery Good-25
November 199166.3FairVery GoodSatisfactoryVery Good-25