M-85 (FORT ST,) over M-10

Map

Coordinates:
+42.32714, -83.05569
42°19'38" N, 83°03'20" W

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

Name:	M-85 (FORT ST,) over M-10
Structure number:	000000000011397
Old structure number:	82182111000S110 `(from 1992 edition)`
Location:	IN DETROIT
Purpose:	Carries highway and pedestrian walkway over highway
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	54.8 ft. `[16.7 m]`
Total length:	109.9 ft. `[33.5 m]`
Roadway width between curbs:	72.5 ft. `[22.1 m]`
Deck width edge-to-edge:	101.4 ft. `[30.9 m]`
Vertical clearance below bridge:	13.8 ft. `[4.2 m]`
Skew angle:	27°
Owner:	State Highway Agency `[01]`
Year built:	1958
Year reconstructed:	1994
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	2
Main spans material:	Steel continuous `[4]`
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]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	10,191 `[as of 2007]`
Truck traffic:	32% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Good `[7 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:	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]`
Operating rating:	86.5 tons `[78.6 metric tons]`
Inventory rating:	51.8 tons `[47.1 metric tons]`
Sufficiency rating:	81.0
Recommended work:	Bridge deck replacement with only incidental widening. `[37]`

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
November 2015	81.0	Fair	Satisfactory	Good	Fair	FO	10191
November 2013	65.0	Poor	Satisfactory	Good	Poor	SD	10191
June 2012	65.0	Poor	Satisfactory	Good	Poor	SD	10191
July 2010	81.0	Fair	Good	Good	Fair	FO	10191
July 2008	91.0	Fair	Good	Very Good	Satisfactory	FO	10191
July 2006	91.0	Fair	Good	Very Good	Satisfactory	FO	10357
July 2004	91.0	Fair	Good	Very Good	Satisfactory	FO	14900
July 2002	91.0	Fair	Good	Very Good	Satisfactory	FO	14900
July 2000	91.0	Fair	Good	Very Good	Satisfactory	FO	14900
August 1998	91.0	Fair	Good	Very Good	Satisfactory	FO	14900
June 1996	91.0	Fair	Very Good	Excellent	Satisfactory	FO	14900
June 1993	88.0	Poor	Critical	Good	Satisfactory	SD	14900
May 1992	88.0	Poor	Serious	Good	Satisfactory	SD	14900
March 1990	78.0	Poor	Serious	Good	Fair	SD	14900

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.

Element	Units	Quantity	1. Good	2. Fair	3. Poor	4. Serious
Superstructure
Steel Girder/Beam	linear ft.	2,418	2,368	50	0	0
Deck
Reinforced Concrete Deck	sq. ft.	11,106	11,106	0	0	0
Substructure
Reinforced Concrete Column	each	11	11	0	0	0
Reinforced Concrete Abutment	linear ft.	390	370	20	0	0
Reinforced Concrete Pier Cap	linear ft.	253	223	30	0	0
Joints
Strip Seal Joint	linear ft.	105	0	105	0	0
Pourable Joint	linear ft.	225	0	225	0	0
Compression Joint	linear ft.	111	0	111	0	0
Bearings
Movable Bearing	each	36	36	0	0	0
Fixed Bearing	each	28	0	28	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	110	110	0	0	0