SD087 over FRENCH CK


+43.71571, -103.48003
43°42'57" N, 103°28'48" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SD087 over FRENCH CK
Structure number:000000017289107
Location:4.9 S JCT US 16A
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:32.2 ft. [9.8 m]
Total length:69.9 ft. [21.3 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:26.9 ft. [8.2 m]
Owner:State Highway Agency [01]
Year built:1937
Historic significance:Bridge is on the National Register of Historic Places [1]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Arch - Deck [11]
Deck type:Not applicable [N]
Wearing surface:Bituminous [6]

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:724 [as of 2017]
Truck traffic:1% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:78.2
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$15,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017FairSatisfactorySatisfactorySatisfactory72478.2
August 2015FairSatisfactorySatisfactorySatisfactory79372.1
August 2013FairSatisfactorySatisfactory-78072.1
August 2011FairSatisfactorySatisfactory-52178.4
August 2009FairSatisfactorySatisfactory-41878.5
August 2007FairSatisfactorySatisfactory-46978.4
September 2005FairSatisfactorySatisfactorySatisfactory50378.4
September 2003FairSatisfactorySatisfactory-54978.3
October 2001FairSatisfactorySatisfactory-48378.4
November 1999FairSatisfactorySatisfactorySatisfactory50678.4
November 1997GoodGoodGoodGood40978.5
July 1996FairVery GoodGoodSatisfactory41078.5
July 1994FairGoodGoodSatisfactory39078.2
July 1992FairGoodGoodSatisfactory67077.0
March 1991FairGoodGoodSatisfactory30678.3