+45.38585, -101.62582
45°23'09" N, 101°37'33" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IRR SD020 over IRISH CK
Structure number:000000069195060
Location:7.5 E OF GLAD VALLEY
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:56.1 ft. [17.1 m]
Total length:157.5 ft. [48.0 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:38.7 ft. [11.8 m]
Owner:State Highway Agency [01]
Year built:1975
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Epoxy Overlay [5]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:132 [as of 2017]
Truck traffic:18% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present desirable criteria [8]
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]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:99.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017GoodGoodVery GoodGood13299.4
January 2015GoodGoodVery GoodGood12099.4
December 2012GoodGoodVery GoodGood7599.6
January 2011GoodGoodVery GoodGood9099.5
January 2009FairSatisfactoryVery GoodGood9299.5
December 2006GoodGoodVery GoodGood8999.5
November 2002GoodGoodVery GoodGood10599.5
September 1998FairSatisfactoryVery GoodGood10099.5
August 1994GoodGoodGoodGood10099.5
August 1992GoodVery GoodVery GoodVery Good9599.4
January 1989GoodVery GoodVery GoodVery Good14998.2