W180-BLACKSTONE AV over BLACKSTONE AVE

Map 

Facts 

Name:	W180-BLACKSTONE AV over BLACKSTONE AVE
Structure number:	42 0319K
Location:	06-FRE-180-R57.84-FRE
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:	117.1 ft. [35.7 m]
Total length:	118.1 ft. [36.0 m]
Roadway width between curbs:	24.0 ft. [7.3 m]
Deck width edge-to-edge:	27.6 ft. [8.4 m]
Vertical clearance below bridge:	16.7 ft. [5.1 m]
Skew angle:	10°
Owner:	State Highway Agency [01]
Year built:	1980
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18+Mod / HS 20+Mod [6]
Main span material:	Prestressed concrete [5]
Main span design:	Box beam or girders - Multiple [05]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Bituminous [6]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	7,750 [as of 1998]
Truck traffic:	2% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	59.5 tons [54.1 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	98.9

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	7,750 [as of 1998]
Truck traffic:	2% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	58.9 tons [53.5 metric tons]
Inventory rating:	35.9 tons [32.6 metric tons]
Sufficiency rating:	97.9

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	2,000 [as of 1981]
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:	58.4 tons [53.1 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	92.7

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