WACKER DRIVE over LOWER LVL WACKER DR

Map 

Facts 

Name:	WACKER DRIVE over LOWER LVL WACKER DR
Structure number:	000016613826652
Location:	MICHIGAN TO RANDOLPH
Purpose:	Carries highway over highway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	44.0 ft. [13.4 m]
Total length:	4095.3 ft. [1248.2 m]
Roadway width between curbs:	71.9 ft. [21.9 m]
Deck width edge-to-edge:	113.9 ft. [34.7 m]
Vertical clearance below bridge:	12.1 ft. [3.7 m]
Owner:	City or Municipal Highway Agency [04]
Year built:	1926
Year reconstructed:	2002
Historic significance:	Bridge is eligible for the National Register of Historic Places [2]
Design load:	MS 18 / HS 20 [5]
Number of main spans:	99
Main spans material:	Prestressed concrete continuous [6]
Main spans design:	Slab [01]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Latex Concrete or similar additive [3]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	36,300 [as of 2002]
Truck traffic:	5% of total traffic
Deck condition:	Very Good [8 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Very Good [8 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	59.4 tons [54.0 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	90.1
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$213,500,000

2000 Inspection 

Status:	Open, would be posted or closed except for temporary shoring [D]
Average daily traffic:	36,300 [as of 1997]
Truck traffic:	5% of total traffic
Deck condition:	Serious [3 out of 9]
Superstructure condition:	Critical [2 out of 9]
Substructure condition:	Critical [2 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	21.8 tons [19.8 metric tons]
Inventory rating:	12.9 tons [11.7 metric tons]
Evaluation:	Structurally deficient [1]
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$213,500,000

1992 Inspection 

Status:	Open, no restriction [A]
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]
Operating rating:	35.6 tons [32.4 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	94.0

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