MO 21 S over CEDAR CR


+37.74514, -90.76822
37°44'42" N, 90°46'06" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MO 21 S over CEDAR CR
Structure number:3586
Old structure number:A4388 1 (from 1992 edition)
Location:S 13 T 35 N R 2 E
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:42.7 ft. [13.0 m]
Total length:211.0 ft. [64.3 m]
Roadway width between curbs:36.7 ft. [11.2 m]
Deck width edge-to-edge:39.4 ft. [12.0 m]
Owner:State Highway Agency [01]
Year built:1987
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:5
Main spans material:Prestressed concrete continuous [6]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,978 [as of 2017]
Truck traffic:30% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
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:94.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairGoodSatisfactoryVery Good197894.2
October 2015FairGoodSatisfactoryVery Good185994.5
October 2013FairGoodSatisfactoryVery Good179694.7
September 2012FairGoodSatisfactoryGood188694.4
October 2010GoodGoodGoodGood347689.5
October 2008GoodGoodGoodGood352489.4
October 2006GoodGoodGoodGood205093.0
December 2004GoodGoodGoodGood224692.5
October 2002GoodGoodGoodGood217492.7
January 2002GoodGoodGoodGood197694.2
November 2000GoodGoodGoodGood180294.6
December 1999GoodGoodGoodGood174894.8
December 1998GoodGoodGoodGood174894.8
October 1997GoodGoodGoodGood174894.8
December 1996GoodGoodGoodExcellent159395.1
October 1995GoodGoodGoodExcellent159396.1
November 1994GoodGoodGoodExcellent153296.3
December 1993GoodGoodGoodExcellent149696.4
September 1992GoodGoodGoodExcellent149696.4
September 1991GoodGoodGoodExcellent151796.3