I- 57 NB over I- 94 SB BF & CTA RR

Map 

Facts 

Name:	I- 57 NB over I- 94 SB BF & CTA RR
Structure number:	000016007322693
Location:	1 M E IL 1
Purpose:	Carries highway overpass over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	191.0 ft. [58.2 m]
Total length:	191.0 ft. [58.2 m]
Roadway width between curbs:	56.1 ft. [17.1 m]
Deck width edge-to-edge:	56.1 ft. [17.1 m]
Vertical clearance above deck:	15.1 ft. [4.6 m]
Vertical clearance below bridge:	15.1 ft. [4.6 m]
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:	2
Main spans material:	Prestressed concrete [5]
Main spans design:	Box beam or girders - Multiple [05]
Deck type:	Concrete Precast Panels [2]
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	26,850 [as of 2008]
Truck traffic:	7% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	98.0 tons [89.1 metric tons]
Inventory rating:	84.2 tons [76.5 metric tons]
Sufficiency rating:	87.9

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	22,100 [as of 1998]
Truck traffic:	11% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	98.0 tons [89.1 metric tons]
Inventory rating:	98.0 tons [89.1 metric tons]
Sufficiency rating:	88.7

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	97,600 [as of 1991]
Truck traffic:	2% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Sufficiency rating:	83.0

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