RT D S over US 61


+39.23193, -91.01477
39°13'55" N, 91°00'53" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:RT D S over US 61
Structure number:2993
Old structure number:A3574 1 (from 1992 edition)
Location:S 1708 T 52 N R 1 W
Purpose:Carries highway over highway
Route classification:Major Collector (Rural) [07]
Length of largest span:11.5 ft. [3.5 m]
Total length:270.0 ft. [82.3 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:47.2 ft. [14.4 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1983
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: December 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,014 [as of 2016]
Truck traffic:11% of total traffic
Deck condition:Good [7 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:Better than present minimum criteria [7]
Underclearances appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:78.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2016FairGoodSatisfactorySatisfactory201478.7
December 2014FairGoodVery GoodSatisfactory181873.9
December 2012FairGoodVery GoodSatisfactory172873.9
December 2010FairGoodVery GoodSatisfactory204673.7
January 2009FairGoodVery GoodSatisfactory204673.7
November 2006GoodGoodVery GoodGood280873.7
December 2004GoodGoodGoodGood18486.9
October 2002GoodGoodGoodGood18686.9
January 2002GoodGoodGoodGood18786.9
November 1999GoodGoodGoodGood19986.9
December 1998GoodGoodGoodExcellent19386.9
November 1997GoodGoodVery GoodExcellent19386.9
December 1996FairSatisfactoryGoodExcellent17887.1
February 1996FairSatisfactorySatisfactoryExcellent17888.4
November 1994FairSatisfactorySatisfactoryExcellent17088.5
February 1994FairSatisfactorySatisfactoryExcellent16788.5
November 1992FairSatisfactorySatisfactoryExcellent16788.5
December 1991GoodVery GoodVery GoodExcellent15788.6