I-270 over OVER NS RR

Map 

Facts 

Name:	I-270 over OVER NS RR
Structure number:	2514583
Location:	0.36 MI S OF IR70
Purpose:	Carries highway over railroad
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	52.2 ft. [15.9 m]
Total length:	147.0 ft. [44.8 m]
Roadway width between curbs:	56.4 ft. [17.2 m]
Deck width edge-to-edge:	60.4 ft. [18.4 m]
Vertical clearance below bridge:	23.3 ft. [7.1 m]
Skew angle:	24°
Owner:	State Highway Agency [01]
Year built:	1970
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:	3
Main spans material:	Concrete continuous [2]
Main spans design:	Slab [01]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Latex Concrete or similar additive [3]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	36,980 [as of 2006]
Truck traffic:	16% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Very Good [8 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]
Sufficiency rating:	94.5

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	23,245 [as of 1995]
Truck traffic:	14% of total traffic
Deck condition:	Very Good [8 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:	35.6 tons [32.4 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	95.8

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	3,250 [as of 1990]
Truck traffic:	84% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Fair [5 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]
Sufficiency rating:	85.7

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