I0310 over RAMPS/RR/CANAL/US 61

Map 

Facts 

Name:	I0310 over RAMPS/RR/CANAL/US 61
Structure number:	024504503603388
Location:	0.25 M SOUTH OF US 61
Purpose:	Carries highway over highway and railroad
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	144.0 ft. [43.9 m]
Total length:	4098.3 ft. [1249.1 m]
Roadway width between curbs:	33.1 ft. [10.1 m]
Deck width edge-to-edge:	36.1 ft. [11.0 m]
Vertical clearance above deck:	16.7 ft. [5.1 m]
Vertical clearance below bridge:	17.4 ft. [5.3 m]
Owner:	State Highway Agency [01]
Year built:	1992
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:	47
Main spans material:	Steel [3]
Main spans design:	Girder and floorbeam system [03]
Deck type:	Concrete Cast-in-Place [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	3,760 [as of 2009]
Deck condition:	Good [7 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Very Good [8 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	52.5 tons [47.7 metric tons]
Inventory rating:	31.7 tons [28.8 metric tons]
Sufficiency rating:	95.8

2000 Inspection 

Average daily traffic:	21,520 [as of 1998]
Evaluation:	Not applicable [N]

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