+44.23185, -99.93091
44°13'55" N, 99°55'51" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IRR SD1806 over LA ROCHE CK
Structure number:000000059617374
Location:24.7 SE JCT US 83
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:12.1 ft. [3.7 m]
Total length:24.6 ft. [7.5 m]
Owner:State Highway Agency [01]
Year built:2007
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: October 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:228 [as of 2015]
Truck traffic:4% of total traffic
Structural appraisal:Equal to present desirable criteria [8]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Superior to present desirable criteria [9]
Channel protection:There are no noticeable or noteworthy deficiencies which affect the condition of the channel. [9]
Pier/abutment protection:Navigation protection not required [1]
Culvert condition:No noticeable or noteworthy deficiencies which affect the condition of the culvert. Insignificant scrape marks caused by drift. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:99.6

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
October 201599.6Good8 out of 10-228
September 201199.5Good8 out of 10-245
September 200999.6Good8 out of 10-220
October 200799.6Good8 out of 10-215
February 200626.9PoorN out of 10SD219
January 200426.9PoorN out of 10SD220
January 200226.9PoorN out of 10SD215
December 199947.3PoorN out of 10SD205
October 199776.9FairN out of 10-135
October 199569.9FairN out of 10-150
December 199372.6FairN out of 10-86
January 199272.6FairN out of 10-85