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LOCAL over BOONE RIVER

Map

Coordinates:
+42.53864, -93.85024
42°32'19" N, 93°51'01" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LOCAL over BOONE RIVER
Structure number:000000000172250
Location:089250703
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:89.9 ft. [27.4 m]
Total length:182.1 ft. [55.5 m]
Roadway width between curbs:16.7 ft. [5.1 m]
Deck width edge-to-edge:18.0 ft. [5.5 m]
Skew angle:30°
Owner:County Highway Agency [02]
Year built:1924
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: September 2016

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:25 [as of 2011]
Deck condition:Poor [4 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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 with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:30.7
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2016PoorPoorFairPoor2530.7
September 2014FairFairFairFair2547.7
September 2012FairFairFairFair2547.7
September 2010FairFairFairFair2547.5
November 2008FairFairFairFair2547.5
April 2007FairFairFairFair2547.5
September 2004FairFairFairFair2547.5
November 2002FairFairFairSatisfactory2547.5
February 2001FairSatisfactorySatisfactorySatisfactory4053.0
October 1998FairSatisfactorySatisfactorySatisfactory4053.0
November 1996GoodGoodGoodGood4053.0
February 1995GoodGoodGoodGood4053.1
November 1992GoodGoodGoodGood4053.5
November 1990GoodGoodGoodVery Good4053.5