MICHIGAN AVE over I- 94 B FORD & CTA

Map

Coordinates:
+41.71340, -87.62021
41°42'48" N, 87°37'13" W

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

Name:	MICHIGAN AVE over I- 94 B FORD & CTA
Structure number:	016204000000000
Old structure number:	000016204026356 `(from 1992 edition)`
Location:	0.4 M SE I-57
Purpose:	Carries highway over highway and railroad
Route classification:	Collector (Urban) `[17]`
Length of largest span:	87.9 ft. `[26.8 m]`
Total length:	319.2 ft. `[97.3 m]`
Roadway width between curbs:	44.0 ft. `[13.4 m]`
Deck width edge-to-edge:	60.0 ft. `[18.3 m]`
Skew angle:	29°
Owner:	State Highway Agency `[01]`
Year built:	1960
Year reconstructed:	2007
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:	4
Main spans material:	Steel continuous `[4]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	7,450 `[as of 2014]`
Truck traffic:	13% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Very Good `[8 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
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:	77.7 tons `[70.6 metric tons]`
Inventory rating:	46.3 tons `[42.1 metric tons]`
Sufficiency rating:	80.0
Recommended work:	Widening of existing bridge with deck rehabilitation or replacement. `[34]`
Estimated cost of work:	$3,140,000

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
October 2016	80.0	Good	Good	Very Good	Good	FO	7450
October 2014	80.0	Good	Good	Very Good	Very Good	-	7450
October 2012	80.0	Good	Good	Very Good	Very Good	-	9400
October 2010	77.0	Good	Good	Very Good	Very Good	-	9400
October 2008	77.0	Good	Very Good	Very Good	Very Good	-	8400
November 2007	75.0	Good	Excellent	Excellent	Very Good	FO	8400
September 2006	29.0	Poor	Serious	Serious	Poor	SD	8400
October 2005	29.0	Poor	Serious	Serious	Poor	SD	6900
December 2004	29.0	Poor	Serious	Serious	Poor	SD	6900
February 2004	46.0	Poor	Poor	Poor	Poor	SD	6900
December 2002	59.0	Poor	Poor	Poor	Poor	SD	6900
November 2001	59.0	Poor	Poor	Poor	Poor	SD	6900
February 2001	61.0	Poor	Poor	Poor	Poor	SD	6900
April 1999	61.0	Poor	Poor	Poor	Poor	SD	6900
April 1998	42.0	Poor	Serious	Serious	Fair	SD	6900
September 1996	79.0	Fair	Fair	Fair	Fair	-	-
October 1995	79.0	Fair	Fair	Fair	Fair	-	-
December 1994	79.0	Fair	Fair	Fair	Fair	-	-
May 1993	79.0	Fair	Fair	Fair	Fair	-	-
August 1992	90.0	Fair	Fair	Good	Satisfactory	-	-
November 1991	90.0	Fair	Fair	Good	Satisfactory	-	-

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.	1,915	1,915	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	18,508	17,608	900	0	0
Substructure
Reinforced Concrete Pier Wall	linear ft.	203	203	0	0	0
Reinforced Concrete Abutment	linear ft.	137	137	0	0	0
Reinforced Concrete Pier Cap	linear ft.	340	340	0	0	0
Joints
Strip Seal Joint	linear ft.	138	138	0	0	0
Bearings
Elastomeric Bearing	each	32	32	0	0	0
Fixed Bearing	each	8	8	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	638	638	0	0	0