INTERSTATE 580 over 14TH AVENUE

Map 

Facts 

Name:	INTERSTATE 580 over 14TH AVENUE
Structure number:	33 0309L
Location:	04-ALA-580-R42.07-OAK
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	94.2 ft. [28.7 m]
Total length:	104.0 ft. [31.7 m]
Roadway width between curbs:	65.9 ft. [20.1 m]
Deck width edge-to-edge:	68.6 ft. [20.9 m]
Vertical clearance below bridge:	16.1 ft. [4.9 m]
Skew angle:	42°
Owner:	State Highway Agency [01]
Year built:	1963
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18 / HS 20 [5]
Main span material:	Concrete [1]
Main span design:	Box beam or girders - Multiple [05]
Deck type:	Concrete Cast-in-Place [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	81,500 [as of 1998]
Truck traffic:	2% of total traffic
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:	108.7 tons [98.8 metric tons]
Inventory rating:	63.8 tons [58.0 metric tons]
Sufficiency rating:	89.3

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	77,400 [as of 1997]
Truck traffic:	1% of total traffic
Deck condition:	Serious [3 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Inventory rating:	64.8 tons [58.9 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	84.2

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	87,900 [as of 1990]
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]
Inventory rating:	64.4 tons [58.5 metric tons]
Sufficiency rating:	90.3

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