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IRR/COUNTY HIGHWAY over SOUTH BLACKBIRD CREEK

Map

Coordinates:
+42.04600, -96.35600
42°02'46" N, 96°21'22" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IRR/COUNTY HIGHWAY over SOUTH BLACKBIRD CREEK
Structure number:C008703425
Location:4.5S OF MACY
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:95.1 ft. [29.0 m]
Total length:95.1 ft. [29.0 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:24.0 ft. [7.3 m]
Owner:County Highway Agency [02]
Year built:2014
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: October 2017

Good/Fair/Poor Condition:Good
Status:Posted for load [P]
Average daily traffic:110 [as of 1997]
Truck traffic:5% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Meets minimum tolerable limits to be left in place as is [4]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:45.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017GoodVery GoodVery GoodVery Good11045.3
October 2015GoodVery GoodVery GoodVery Good11045.3
October 2013FairFairFairFair11029.4
October 2011FairFairFairSatisfactory11030.4
October 2009FairFairFairFair11030.4
July 2007FairFairFairFair11044.2
September 2006FairFairFairFair11044.2
October 2004PoorFairPoorFair11029.1
November 2002PoorFairPoorFair11029.1
November 2000PoorFairPoorFair11029.1
November 1998PoorFairPoorFair11029.1
September 1997FairFairSatisfactorySatisfactory4542.6
September 1995FairFairSatisfactorySatisfactory4542.7
October 1993FairFairFairFair4540.7
July 1991FairSatisfactoryFairFair4549.6