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7 MILE RD (CHENEY over I-75 NB

Map

Coordinates:
+44.55472, -84.70414
44°33'17" N, 84°42'15" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:7 MILE RD (CHENEY over I-75 NB
Structure number:000000000002056
Old structure number:20120052000S020 (from 1992 edition)
Location:7.0 MI S OF GRAYLING
Purpose:Carries highway over highway
Route classification:Minor Collector (Rural) [08]
Length of largest span:95.8 ft. [29.2 m]
Total length:171.9 ft. [52.4 m]
Roadway width between curbs:37.7 ft. [11.5 m]
Deck width edge-to-edge:40.4 ft. [12.3 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:19°
Owner:State Highway Agency [01]
Year built:1970
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:3
Main spans material:Steel [3]
Main spans 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: March 2018

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:800 [as of 1974]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:91.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018FairSatisfactorySatisfactoryGood80091.8
March 2016FairSatisfactoryGoodGood80091.8
April 2014GoodGoodGoodGood80091.8
April 2012GoodGoodGoodGood80091.8
February 2011GoodGoodGoodGood80091.8
February 2009GoodGoodGoodGood80093.7
February 2007GoodGoodGoodGood80093.7
February 2005GoodGoodGoodGood80090.8
November 2003GoodGoodGoodGood80090.8
November 2001GoodGoodGoodGood80090.8
February 2001GoodGoodGoodGood80090.8
August 1999GoodGoodGoodGood80090.8
August 1997GoodGoodVery GoodGood80091.8
July 1995GoodGoodVery GoodGood80091.4
June 1993GoodGoodVery GoodGood80091.4
April 1991GoodGoodVery GoodGood80094.8