US50 WB over NORFOLK SOUTHERN RR

Map 

Facts 

Name:	US50 WB over NORFOLK SOUTHERN RR
Structure number:	3102912
Location:	.6 MI W OF I75
Purpose:	Carries highway over railroad
Route classification:	Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:	54.1 ft. [16.5 m]
Total length:	223.1 ft. [68.0 m]
Roadway width between curbs:	48.6 ft. [14.8 m]
Deck width edge-to-edge:	65.6 ft. [20.0 m]
Vertical clearance below bridge:	20.7 ft. [6.3 m]
Skew angle:	7°
Owner:	State Highway Agency [01]
Year built:	1966
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:	5
Main spans material:	Steel continuous [4]
Main spans design:	Stringer/Multi-beam or girder [02]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Other [9]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	15,454 [as of 2005]
Truck traffic:	5% of total traffic
Deck condition:	Satisfactory [6 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:	44.6 tons [40.5 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	77.0

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	25,592 [as of 1994]
Truck traffic:	6% 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:	44.6 tons [40.5 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	79.0

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	20,563 [as of 1990]
Truck traffic:	5% of total traffic
Deck condition:	Fair [5 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:	59.4 tons [54.0 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	77.0

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