TR 168 over W FORK MAZON R


+41.03939, -88.54702
41°02'22" N, 88°32'49" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:TR 168 over W FORK MAZON R
Structure number:053330800000000
Old structure number:000053330812568 (from 1992 edition)
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:24.9 ft. [7.6 m]
Total length:25.9 ft. [7.9 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:28.2 ft. [8.6 m]
Owner:Town or Township Highway Agency [03]
Year built:1961
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 13.5 / HS 15 [3]
Main span material:Concrete [1]
Main span design:Slab [01]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:25 [as of 2004]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Better than present minimum criteria [7]
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 assessed or calculated scour condition. [5]
Operating rating:56.0 tons [50.9 metric tons]
Inventory rating:33.6 tons [30.5 metric tons]
Sufficiency rating:84.2

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201584.2FairGoodGoodFair-25
October 201384.2FairGoodGoodFair-25
October 201187.2FairGoodGoodFair-25
October 200987.2FairGoodGoodFair-25
October 200787.2FairGoodGoodFair-25
October 200587.2FairGoodGoodFair-25
September 200380.5FairGoodGoodFair-50
October 200180.5FairGoodGoodFair-50
September 199980.5FairGoodGoodFair-59
September 199780.5FairGoodGoodFair-59
September 199579.5FairGoodGoodFair-59
July 199385.5FairGoodGoodSatisfactory-59
August 199185.5FairGoodGoodSatisfactory-59