LAKE SHORE DR over LASALLE DR

Map 

Facts 

Name:	LAKE SHORE DR over LASALLE DR
Structure number:	000016618926847
Location:	1700 N & LSD
Purpose:	Carries highway over highway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	83.0 ft. [25.3 m]
Total length:	83.0 ft. [25.3 m]
Roadway width between curbs:	100.1 ft. [30.5 m]
Deck width edge-to-edge:	108.6 ft. [33.1 m]
Vertical clearance below bridge:	14.1 ft. [4.3 m]
Skew angle:	35°
Owner:	City or Municipal Highway Agency [04]
Year built:	1940
Year reconstructed:	1966
Historic significance:	Bridge is eligible for the National Register of Historic Places [2]
Design load:	MS 18 / HS 20 [5]
Main span material:	Concrete [1]
Main span design:	Frame [07]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Latex Concrete or similar additive [3]

2010 Inspection 

Status:	Open, would be posted or closed except for temporary shoring [D]
Average daily traffic:	146,200 [as of 2008]
Truck traffic:	1% of total traffic
Deck condition:	Satisfactory [6 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:	22.8 tons [20.7 metric tons]
Inventory rating:	16.8 tons [15.3 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	68.0
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$851,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	172,700 [as of 1995]
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Poor [4 out of 9]
Substructure condition:	Very Good [8 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	48.5 tons [44.1 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	68.0
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$851,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	121,200 [as of 1989]
Deck condition:	Poor [4 out of 9]
Superstructure condition:	Poor [4 out of 9]
Substructure condition:	Fair [5 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:	Structurally deficient [1]
Sufficiency rating:	64.0

Comments