I-75 & RAMPS C&D over M-8 DAVISON & SERVIC RDS

Map

Coordinates:
+42.40864, -83.07908
42°24'31" N, 83°04'45" W

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

Name:	I-75 & RAMPS C&D over M-8 DAVISON & SERVIC RDS
Structure number:	000000000011867
Old structure number:	82182252000S310 `(from 1992 edition)`
Location:	IN DETROIT
Purpose:	Carries highway overpass over highway
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	64.0 ft. `[19.5 m]`
Total length:	260.8 ft. `[79.5 m]`
Roadway width between curbs:	209.7 ft. `[63.9 m]`
Deck width edge-to-edge:	212.9 ft. `[64.9 m]`
Vertical clearance above deck:	14.8 ft. `[4.5 m]`
Vertical clearance below bridge:	13.1 ft. `[4.0 m]`
Skew angle:	15°
Owner:	State Highway Agency `[01]`
Year built:	1969
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:	4
Main spans material:	Steel continuous `[4]`
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, would be posted or closed except for temporary shoring `[D]`
Average daily traffic:	159,874 `[as of 2007]`
Truck traffic:	8% of total traffic
Deck condition:	Fair `[5 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Deck geometry appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Underclearances appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	28.0
Recommended work:	Bridge deck replacement with only incidental widening. `[37]`

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
April 2018	Fair	Fair	Good	Satisfactory	159874	28.0
May 2016	Fair	Fair	Good	Satisfactory	159874	28.0
May 2014	Fair	Fair	Good	Fair	159874	76.0
May 2012	Fair	Fair	Good	Fair	159874	76.0
May 2010	Fair	Satisfactory	Good	Good	159874	88.0
July 2009	Fair	Satisfactory	Good	Good	159874	88.0
July 2007	Fair	Satisfactory	Good	Good	160728	88.0
July 2005	Fair	Satisfactory	Good	Good	118200	88.0
July 2003	Fair	Fair	Satisfactory	Fair	118200	76.0
June 2001	Fair	Fair	Satisfactory	Fair	118200	76.0
July 2000	Poor	Fair	Satisfactory	Serious	118200	49.0
September 1998	Poor	Fair	Satisfactory	Serious	118200	49.0
August 1997	Poor	Fair	Satisfactory	Poor	118200	66.0
October 1996	Poor	Good	Good	Poor	118200	67.0
October 1994	Fair	Satisfactory	Very Good	Fair	118200	83.0
August 1992	Fair	Good	Very Good	Fair	118200	83.0
July 1990	Fair	Satisfactory	Very Good	Fair	118200	83.0

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.	7,306	7,266	40	0	0
Steel Protective Coating	sq. ft.	65,754	65,654	100	0	0
Deck
Reinforced Concrete Deck	sq. ft.	55,539	54,989	500	50	0
Substructure
Reinforced Concrete Column	each	35	35	0	0	0
Concrete Protective Coating	sq. ft.	3,629	3,629	0	0	0
Reinforced Concrete Abutment	linear ft.	404	373	31	0	0
Concrete Protective Coating	sq. ft.	1,600	1,568	32	0	0
Reinforced Concrete Pier Cap	linear ft.	610	600	8	2	0
Concrete Protective Coating	sq. ft.	11,600	11,484	116	0	0
Joints
Strip Seal Joint	linear ft.	212	210	2	0	0
Pourable Joint	linear ft.	1,260	840	0	420	0
Bearings
Movable Bearing	each	106	100	6	0	0
Fixed Bearing	each	54	50	4	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	1,427	350	1,072	5	0
Concrete Protective Coating	sq. ft.	3,400	3,230	170	0	0