RTE I87 over ALEXANDER AVENUE

Map 

Facts 

Name:	RTE I87 over ALEXANDER AVENUE
Structure number:	000000001067979
Location:	2.7 MILES S JCT I87 & I95
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	100.7 ft. [30.7 m]
Total length:	100.7 ft. [30.7 m]
Roadway width between curbs:	93.8 ft. [28.6 m]
Deck width edge-to-edge:	112.9 ft. [34.4 m]
Vertical clearance below bridge:	15.1 ft. [4.6 m]
Skew angle:	2°
Owner:	State Highway Agency [01]
Year built:	1960
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18 / HS 20 [5]
Main span material:	Steel [3]
Main span design:	Frame [07]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Bituminous [6]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	101,958 [as of 2009]
Truck traffic:	13% of total traffic
Deck condition:	Poor [4 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	73.8 tons [67.1 metric tons]
Inventory rating:	42.9 tons [39.0 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	95.0
Recommended work:	Bridge deck replacement with only incidental widening. [37]
Estimated cost of work:	$5,518,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	118,262 [as of 1998]
Truck traffic:	9% of total traffic
Deck condition:	Poor [4 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:	49.8 tons [45.3 metric tons]
Inventory rating:	29.9 tons [27.2 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	90.1
Recommended work:	Bridge deck replacement with only incidental widening. [37]
Estimated cost of work:	$2,526,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	117,985 [as of 1990]
Truck traffic:	9% of total traffic
Deck condition:	Poor [4 out of 9]
Superstructure condition:	Poor [4 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Scour condition:	Bridge not over waterway. [N]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	67.0
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$684,000

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