I-75 NB over M-72

Map

Coordinates:
+44.65651, -84.69966
44°39'23" N, 84°41'59" W

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

Name:	I-75 NB over M-72
Structure number:	000000000002037
Old structure number:	20120014000S050 `(from 1992 edition)`
Location:	@ I-75, M-72 JCT
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Rural) `[01]`
Length of largest span:	52.2 ft. `[15.9 m]`
Total length:	134.8 ft. `[41.1 m]`
Roadway width between curbs:	42.0 ft. `[12.8 m]`
Deck width edge-to-edge:	46.6 ft. `[14.2 m]`
Vertical clearance below bridge:	13.1 ft. `[4.0 m]`
Skew angle:	27°
Owner:	State Highway Agency `[01]`
Year built:	1961
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:	3
Main spans material:	Steel `[3]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Latex Concrete or similar additive `[3]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	5,877 `[as of 2007]`
Truck traffic:	12% of total traffic
Deck condition:	Fair `[5 out of 9]`
Superstructure condition:	Satisfactory `[6 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 desirable criteria `[8]`
Underclearances appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Roadway alignment appraisal:	Equal to present minimum criteria `[6]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	78.3

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
March 2018	Fair	Fair	Satisfactory	Fair	5877	78.3
March 2016	Fair	Fair	Satisfactory	Fair	5877	78.3
April 2014	Fair	Fair	Satisfactory	Fair	5877	78.3
April 2012	Fair	Fair	Satisfactory	Satisfactory	5877	89.4
April 2010	Fair	Fair	Satisfactory	Satisfactory	5877	89.4
December 2009	Fair	Fair	Satisfactory	Satisfactory	5877	89.4
March 2008	Fair	Fair	Satisfactory	Satisfactory	7555	89.2
March 2006	Fair	Fair	Satisfactory	Satisfactory	7555	89.2
February 2004	Fair	Fair	Satisfactory	Satisfactory	2850	89.7
December 2002	Fair	Fair	Satisfactory	Satisfactory	2850	89.7
December 2000	Fair	Fair	Satisfactory	Satisfactory	2850	89.7
August 1999	Fair	Fair	Satisfactory	Satisfactory	2850	94.7
August 1997	Fair	Fair	Satisfactory	Good	2850	89.7
July 1995	Fair	Satisfactory	Satisfactory	Good	4700	90.6
June 1993	Fair	Satisfactory	Satisfactory	Good	4700	90.6
April 1991	Fair	Satisfactory	Satisfactory	Satisfactory	4700	90.6

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Girder/Beam	linear ft.	1,206	1,084	122	0	0
Steel Protective Coating	sq. ft.	10,854	9,769	1,085	0	0
Deck
Reinforced Concrete Deck	sq. ft.	6,210	5,820	370	20	0
Substructure
Reinforced Concrete Column	each	8	0	3	5	0
Reinforced Concrete Abutment	linear ft.	154	146	8	0	0
Reinforced Concrete Pier Cap	linear ft.	106	73	12	21	0
Joints
Strip Seal Joint	linear ft.	94	84	10	0	0
Pourable Joint	linear ft.	94	0	0	94	0
Bearings
Movable Bearing	each	27	0	27	0	0
Fixed Bearing	each	27	0	27	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	270	233	29	8	0