MICHIGAN AVE over I- 94 B FORD & CTA

Map

Coordinates:
+41.71337, -87.62023
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]`
Sufficiency rating:	80.0
Recommended work:	Widening of existing bridge with deck rehabilitation or replacement. `[34]`
Estimated cost of work:	$3,140,000

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

Source: National Bridge Elements dataset, 2018 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	109	28	0	0
Reinforced Concrete Pier Cap	linear ft.	340	310	30	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	614	24	0	0