I 90 over RR CSX LEAD TRACK

Map 

Facts 

Name:	I 90 over RR CSX LEAD TRACK
Structure number:	B163544RHDOTNBI
Location:	AT RAILROAD YARDS S102
Purpose:	Carries highway over railroad
Route classification:	Principal Arterial - Interstate (Urban) [11]
Tolls:	Yes, on toll road [2]
Length of largest span:	45.9 ft. [14.0 m]
Total length:	59.1 ft. [18.0 m]
Roadway width between curbs:	49.9 ft. [15.2 m]
Deck width edge-to-edge:	54.1 ft. [16.5 m]
Vertical clearance below bridge:	16.1 ft. [4.9 m]
Skew angle:	62°
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:	Frame [07]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Bituminous [6]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	131,737 [as of 1996]
Truck traffic:	12% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	47.9 tons [43.5 metric tons]
Inventory rating:	36.0 tons [32.7 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	62.0
Recommended work:	Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:	$4,118,000

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