INTERSTATE 980 over 30TH STREET

Map 

Facts 

Name:	INTERSTATE 980 over 30TH STREET
Structure number:	33 0350R
Location:	04-ALA-980-1.68-OAK
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	62.0 ft. [18.9 m]
Total length:	122.1 ft. [37.2 m]
Roadway width between curbs:	55.1 ft. [16.8 m]
Deck width edge-to-edge:	57.1 ft. [17.4 m]
Vertical clearance below bridge:	14.8 ft. [4.5 m]
Skew angle:	1°
Owner:	State Highway Agency [01]
Year built:	1969
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:	3
Main spans material:	Concrete continuous [2]
Main spans design:	Box beam or girders - Multiple [05]
Deck type:	Concrete Cast-in-Place [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	53,750 [as of 1999]
Truck traffic:	7% of total traffic
Deck condition:	Fair [5 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:	89.8 tons [81.6 metric tons]
Inventory rating:	54.9 tons [49.9 metric tons]
Sufficiency rating:	89.9

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	94,350 [as of 1997]
Truck traffic:	7% of total traffic
Deck condition:	Poor [4 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:	89.8 tons [81.6 metric tons]
Inventory rating:	54.9 tons [49.9 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	86.8

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	67,500 [as of 1990]
Truck traffic:	11% 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:	89.1 tons [81.0 metric tons]
Inventory rating:	54.5 tons [49.5 metric tons]
Sufficiency rating:	94.9

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