I485 EBL over I77

Map 

Facts 

Name:	I485 EBL over I77
Structure number:	000000001190965
Location:	0.2 MI. W. JCT. US21
Purpose:	Carries highway overpass over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	137.1 ft. [41.8 m]
Total length:	377.0 ft. [114.9 m]
Roadway width between curbs:	59.1 ft. [18.0 m]
Deck width edge-to-edge:	62.0 ft. [18.9 m]
Vertical clearance below bridge:	17.4 ft. [5.3 m]
Skew angle:	10°
Owner:	State Highway Agency [01]
Year built:	2008
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:	Steel continuous [4]
Main spans design:	Stringer/Multi-beam or girder [02]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	31,550 [as of 2005]
Truck traffic:	16% of total traffic
Deck condition:	Very Good [8 out of 9]
Superstructure condition:	Excellent [9 out of 9]
Substructure condition:	Excellent [9 out of 9]
Scour condition:	Bridge not over waterway. [N]
Inventory rating:	61.4 tons [55.8 metric tons]
Sufficiency rating:	100.0

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