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COUNTY RD 326 over BRANCH

Map

Coordinates:
+39.54842, -91.91322
39°32'54" N, 91°54'48" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY RD 326 over BRANCH
Structure number:23826
Old structure number:4350013 069 (from 1992 edition)
Location:S 16 T 55 N R 9 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:30.8 ft. [9.4 m]
Total length:32.2 ft. [9.8 m]
Roadway width between curbs:12.1 ft. [3.7 m]
Deck width edge-to-edge:12.1 ft. [3.7 m]
Owner:County Highway Agency [02]
Year built:1940
Historic significance:Historical significance is not determinable at this time [4]
Design load:M 9 / H 10 [1]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Wood or Timber [7]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:15 [as of 2016]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:24.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$186,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018FairGoodSatisfactoryFair1524.0
May 2016FairGoodSatisfactoryFair1524.0
May 2014FairGoodSatisfactoryFair2523.9
May 2012FairGoodSatisfactoryFair2523.9
July 2010FairFairSatisfactoryFair2521.9
July 2008PoorFairSatisfactorySerious2521.9
June 2006PoorFairSatisfactoryPoor2521.9
June 2004PoorFairSatisfactoryPoor2521.9
June 2002PoorFairSatisfactoryPoor2521.9
June 2000PoorFairSatisfactoryPoor2521.9
June 1998PoorGoodFairPoor2537.2
March 1991FairVery GoodFairSatisfactory3520.9