INTERSTATE 580 over MACARTHUR BLVD

Map 

Facts 

Name:	INTERSTATE 580 over MACARTHUR BLVD
Structure number:	33 0317
Location:	04-ALA-580-R39.91-OAK
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	34.5 ft. [10.5 m]
Total length:	83.0 ft. [25.3 m]
Roadway width between curbs:	137.1 ft. [41.8 m]
Deck width edge-to-edge:	139.8 ft. [42.6 m]
Vertical clearance below bridge:	14.8 ft. [4.5 m]
Skew angle:	71°
Owner:	State Highway Agency [01]
Year built:	1964
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:	Mixed types [20]
Deck type:	Not applicable [N]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	163,000 [as of 1998]
Truck traffic:	2% 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:	49.8 tons [45.3 metric tons]
Inventory rating:	35.9 tons [32.6 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	93.0

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	154,800 [as of 1997]
Truck traffic:	1% of total traffic
Deck condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	49.8 tons [45.3 metric tons]
Inventory rating:	35.9 tons [32.6 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	94.0

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	175,800 [as of 1990]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	49.5 tons [45.0 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	94.0

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