ALEXANDER RD over I-75 NB

Map

Coordinates:
+45.17108, -84.64481
45°10'16" N, 84°38'41" W

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:	ALEXANDER RD over I-75 NB
Structure number:	000000000008685
Old structure number:	69169014000S070 `(from 1992 edition)`
Location:	2.3 MI SW CHEBOYGAN COL
Purpose:	Carries highway over highway
Route classification:	Local (Rural) `[09]`
Length of largest span:	69.9 ft. `[21.3 m]`
Total length:	165.0 ft. `[50.3 m]`
Roadway width between curbs:	27.9 ft. `[8.5 m]`
Deck width edge-to-edge:	30.8 ft. `[9.4 m]`
Vertical clearance below bridge:	13.1 ft. `[4.0 m]`
Skew angle:	36°
Owner:	State Highway Agency `[01]`
Year built:	1962
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:	Epoxy Overlay `[5]`

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	100 `[as of 1988]`
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Better than present minimum criteria `[7]`
Underclearances appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Roadway alignment appraisal:	Better than present minimum criteria `[7]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	92.6
Recommended work:	Bridge deck replacement with only incidental widening. `[37]`
Estimated cost of work:	$46,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
April 2018	Good	Good	Good	Good	100	92.6
April 2016	Good	Good	Good	Good	100	92.6
September 2014	Good	Very Good	Good	Good	100	92.6
October 2012	Good	Very Good	Good	Good	100	92.6
December 2011	Good	Very Good	Good	Good	100	92.9
March 2010	Fair	Very Good	Good	Fair	100	77.1
February 2008	Fair	Very Good	Good	Fair	100	77.1
February 2006	Fair	Good	Good	Fair	100	77.1
February 2004	Fair	Good	Good	Fair	100	77.1
February 2002	Fair	Good	Good	Fair	100	77.1
September 2000	Fair	Good	Good	Fair	100	77.1
September 1998	Fair	Good	Very Good	Satisfactory	100	93.1
September 1996	Good	Excellent	Very Good	Good	100	88.1
July 1994	Fair	Good	Good	Satisfactory	80	87.8
June 1992	Fair	Good	Good	Satisfactory	80	89.9
May 1990	Fair	Satisfactory	Good	Satisfactory	80	89.9