Share:

GREEN RD over ROCK RUN CR

Map

Coordinates:
+41.75654, -91.22028
41°45'24" N, 91°13'13" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:GREEN RD over ROCK RUN CR
Structure number:000000000102980
Location:080030803
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:60.0 ft. [18.3 m]
Total length:64.0 ft. [19.5 m]
Roadway width between curbs:18.0 ft. [5.5 m]
Deck width edge-to-edge:18.0 ft. [5.5 m]
Owner:County Highway Agency [02]
Year built:1920
Year reconstructed:1973
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Wood or Timber [8]
Wearing surface:Gravel [8]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:50 [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 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: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
May 2016PoorFairPoorPoor5032.9
May 2014PoorFairPoorPoor5032.9
May 2012PoorFairPoorPoor5032.9
May 2010PoorFairPoorFair5043.3
May 2008PoorFairPoorFair5043.3
June 2006PoorFairPoorFair5043.3
April 2004FairFairFairFair5059.3
June 2002FairFairFairFair5059.3
April 2000FairFairFairFair5059.3
July 1998FairFairFairSatisfactory5059.3
July 1996FairFairFairSatisfactory5059.3
April 1994FairSatisfactoryFairSatisfactory4062.5
June 1992FairSatisfactoryFairSatisfactory4062.8
June 1990FairGoodSatisfactoryGood4073.8