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LCL-JAHNKE AVE over SILVER CREEK

Map

Coordinates:
+41.02340, -95.60772
41°01'24" N, 95°36'28" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LCL-JAHNKE AVE over SILVER CREEK
Structure number:000000000245870
Location:072411903
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:89.9 ft. [27.4 m]
Total length:143.1 ft. [43.6 m]
Roadway width between curbs:15.7 ft. [4.8 m]
Deck width edge-to-edge:16.7 ft. [5.1 m]
Owner:County Highway Agency [02]
Year built:1938
Year reconstructed:1973
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Wood or Timber [8]
Wearing surface:Wood or Timber [7]

Latest Available Inspection: March 2017

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:5 [as of 2016]
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Equal to present desirable criteria [8]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:26.2
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017FairFairFairFair526.2
March 2015FairFairFairFair526.2
April 2013FairFairFairFair526.2
April 2011FairFairFairFair526.2
April 2009FairFairFairFair526.2
March 2007FairFairFairFair3026.2
February 2005PoorFairSeriousFair3026.2
January 2003PoorFairSeriousFair3026.2
July 2001PoorFairSeriousFair3026.2
July 1999PoorFairSeriousSatisfactory3026.2
June 1997PoorFairSeriousSatisfactory3026.2
May 1995PoorPoorSeriousSatisfactory3024.3
April 1993PoorFairSeriousSatisfactory3026.7
March 1991PoorFairSeriousSatisfactory1026.7