+39.46828, -91.08721
39°28'06" N, 91°05'14" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MO 79 S over TANYARD BR
Structure number:3297
Old structure number:A4009 1 (from 1992 edition)
Location:S 11 T 54 N R 2 W
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:35.8 ft. [10.9 m]
Total length:106.0 ft. [32.3 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:40.7 ft. [12.4 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1981
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:3
Main spans material:Prestressed concrete continuous [6]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:833 [as of 2017]
Truck traffic:7% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 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]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:89.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2018FairGoodGoodSatisfactory83389.9
December 2016FairGoodGoodSatisfactory82592.2
December 2014GoodGoodGoodGood66292.8
December 2012GoodGoodGoodGood121091.1
December 2010FairGoodGoodFair123479.4
January 2009FairGoodGoodSatisfactory123491.0
November 2006FairGoodGoodSatisfactory111691.3
December 2004GoodGoodGoodVery Good116091.2
October 2002GoodGoodGoodVery Good112291.3
January 2002GoodGoodGoodVery Good105491.5
November 2000GoodGoodGoodVery Good143190.4
December 1999GoodGoodGoodVery Good138890.5
January 1999GoodGoodGoodVery Good138890.5
November 1997GoodGoodGoodVery Good138890.5
December 1996GoodGoodGoodVery Good137590.5
November 1995GoodGoodGoodVery Good137591.6
October 1994GoodGoodGoodVery Good132291.7
February 1994GoodVery GoodVery GoodVery Good127991.9
September 1992GoodVery GoodVery GoodVery Good127991.9
December 1991GoodVery GoodVery GoodExcellent161290.8