MADISON ST over I- 90,94 JFK

Map 

Facts 

Name:	MADISON ST over I- 90,94 JFK
Structure number:	000016205326314
Location:	0.4 M N I-290
Purpose:	Carries highway overpass over highway
Route classification:	Minor Arterial (Urban) [16]
Length of largest span:	102.0 ft. [31.1 m]
Total length:	286.4 ft. [87.3 m]
Roadway width between curbs:	47.9 ft. [14.6 m]
Deck width edge-to-edge:	77.4 ft. [23.6 m]
Vertical clearance below bridge:	15.7 ft. [4.8 m]
Owner:	State Highway Agency [01]
Year built:	1956
Year reconstructed:	1996
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]
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	9,900 [as of 2006]
Truck traffic:	12% 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:	68.3 tons [62.1 metric tons]
Inventory rating:	36.6 tons [33.3 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	79.0

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	10,000 [as of 1994]
Deck condition:	Very Good [8 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:	68.3 tons [62.1 metric tons]
Inventory rating:	36.6 tons [33.3 metric tons]
Sufficiency rating:	79.0

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	8,000 [as of 1986]
Deck condition:	Poor [4 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Fair [5 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	68.3 tons [62.1 metric tons]
Inventory rating:	36.6 tons [33.3 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	65.0
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$3,864,000

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