+40.26177, -92.91951
40°15'42" N, 92°55'10" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MO 6 E over ANDERSON BR
Structure number:5405
Old structure number:J 485 1 (from 1992 edition)
Location:S 16 T 63 N R 18 W
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:9.8 ft. [3.0 m]
Total length:21.0 ft. [6.4 m]
Roadway width between curbs:47.6 ft. [14.5 m]
Deck width edge-to-edge:49.5 ft. [15.1 m]
Owner:State Highway Agency [01]
Year built:1932
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:2
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,822 [as of 2016]
Truck traffic:9% of total traffic
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present minimum criteria [6]
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]
Culvert condition:Moderate to major deterioration or disintegration, extensive cracking and leaching or spalls on concrete or masonry walls and slabs. Minor settlement or misalignment. Noticeable scouring or erosion at curtain walls, wingwalls or pipes. Metal culverts have significant distortion and deflection in one section, significant corrosion or deep pitting. [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:85.2

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
August 2017Fair5 out of 10182285.2
August 2015Fair6 out of 10173896.8
September 2013Fair6 out of 10173896.8
November 2011Fair6 out of 10195273.7
November 2009Fair6 out of 10188673.9
January 2008Fair6 out of 10193073.8
September 2005Fair6 out of 10193073.8
February 2004Fair6 out of 10189273.9
October 2001Fair6 out of 10216873.2
October 1999Fair6 out of 10209773.4
November 1997Fair6 out of 10209771.4
November 1995Fair6 out of 10195571.8
December 1993Fair6 out of 10179372.2
January 1992Good7 out of 10170970.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.99845100