I-275 over US 92 (DALE MABRY HWY)

Map 

Facts 

Name:	I-275 over US 92 (DALE MABRY HWY)
Structure number:	100123
Location:	2.5MI W/O HILLS. RIVER
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	65.9 ft. [20.1 m]
Total length:	223.1 ft. [68.0 m]
Roadway width between curbs:	117.5 ft. [35.8 m]
Deck width edge-to-edge:	126.0 ft. [38.4 m]
Vertical clearance below bridge:	14.8 ft. [4.5 m]
Skew angle:	33°
Owner:	State Highway Agency [01]
Year built:	1962
Year reconstructed:	1976
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18+Mod / HS 20+Mod [6]
Number of main spans:	4
Main spans material:	Prestressed concrete [5]
Main spans design:	Stringer/Multi-beam or girder [02]
Deck type:	Concrete Cast-in-Place [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	148,000 [as of 2008]
Truck traffic:	5% 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:	66.9 tons [60.8 metric tons]
Inventory rating:	58.9 tons [53.5 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	91.0

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	165,500 [as of 1996]
Truck traffic:	30% 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:	66.8 tons [60.7 metric tons]
Inventory rating:	58.9 tons [53.5 metric tons]
Sufficiency rating:	93.0

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	141,230 [as of 1988]
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:	66.3 tons [60.3 metric tons]
Inventory rating:	58.4 tons [53.1 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	94.0

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