+37.81926, -94.01777
37°49'09" N, 94°01'04" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY RD 550 over ALDER BR
Structure number:15108
Old structure number:085R014 020 (from 1992 edition)
Location:S 9 T 35 N R 28 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:21.0 ft. [6.4 m]
Total length:22.0 ft. [6.7 m]
Roadway width between curbs:13.1 ft. [4.0 m]
Deck width edge-to-edge:14.1 ft. [4.3 m]
Owner:County Highway Agency [02]
Year built:1950
Year reconstructed:1981
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span 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 2018

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:100 [as of 2017]
Truck traffic:10% 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:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:38.7
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$143,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2018FairGoodSatisfactorySatisfactory10038.7
December 2016FairGoodSatisfactorySatisfactory10038.7
December 2014FairGoodGoodSatisfactory10038.7
December 2012FairGoodGoodSatisfactory10038.7
December 2010FairGoodGoodSatisfactory10038.7
April 2009FairGoodGoodSatisfactory10038.7
February 2007GoodGoodGoodGood10038.7
February 2005GoodGoodGoodGood10038.7
January 2003GoodGoodGoodGood10038.7
February 2001GoodGoodGoodGood10038.7
February 1999GoodGoodGoodGood10038.7
November 1991GoodVery GoodGoodGood10037.7