+44.74950, -85.56018
44°44'58" N, 85°33'37" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US-31, M-72 over MITCHELL CREEK
Structure number:000000000003051
Old structure number:28128013000C010 (from 1992 edition)
Location:@ 3 MILE RD(E OF TR CITY)
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:9.8 ft. [3.0 m]
Total length:20.0 ft. [6.1 m]
Deck width edge-to-edge:60.7 ft. [18.5 m]
Owner:State Highway Agency [01]
Year built:1956
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:29,516 [as of 2007]
Truck traffic:3% of total traffic
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
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]
Culvert condition:Moderate to major deterioration or disintegration, extensive cracking and leaching or spalls on concrete or masonry walls and slabs. Minor settlement or misalignment. Noticeable scouring or erosion at curtain walls, wingwalls or pipes. Metal culverts have significant distortion and deflection in one section, significant corrosion or deep pitting. [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:74.0

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
June 2017Fair5 out of 102951674.0
June 2015Good7 out of 102951685.0
June 2013Good7 out of 102951685.0
April 2011Good7 out of 102951685.0
April 2009Good7 out of 102951685.0
April 2007Good7 out of 102612185.0
April 2005Good7 out of 103800085.0
April 2003Good7 out of 103800085.0
April 2001Good7 out of 103800085.0
April 1999Good7 out of 103800085.0
January 1997Good7 out of 103800082.0
September 1994Fair6 out of 102670085.0
May 1991Fair6 out of 102670085.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.2081762480