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LOCAL over BR.WALNUT CREEK

Map

Coordinates:
+41.11050, -91.83060
41°06'38" N, 91°49'50" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LOCAL over BR.WALNUT CREEK
Structure number:000000000201920
Location:073081903
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:29.9 ft. [9.1 m]
Total length:32.2 ft. [9.8 m]
Roadway width between curbs:18.0 ft. [5.5 m]
Deck width edge-to-edge:19.0 ft. [5.8 m]
Owner:County Highway Agency [02]
Year built:1952
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Gravel [8]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:40 [as of 2010]
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Poor [4 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 the assessed or calculated scour condition. [8]
Sufficiency rating:32.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2017PoorFairPoorPoor4032.9
February 2015PoorFairPoorPoor4032.9
February 2013PoorFairPoorPoor4032.9
March 2011PoorFairFairPoor4032.9
March 2009PoorFairFairPoor6032.9
March 2007PoorFairFairPoor6032.9
June 2005FairFairFairFair6037.0
March 2004PoorFairFairSerious6032.9
July 2003PoorFairFairPoor6032.9
July 2002PoorFairFairPoor6032.9
August 2001PoorFairFairPoor6032.9
February 1999PoorFairSatisfactoryPoor6038.2
May 1997FairSatisfactorySatisfactorySatisfactory6061.2
January 1995PoorSatisfactorySatisfactoryPoor4539.2
July 1993PoorSatisfactorySatisfactoryPoor4539.2
June 1991PoorSatisfactorySatisfactoryPoor4539.2