MIC Off Ramp over MIA Interchange

Map 

Facts 

Name:	MIC Off Ramp over MIA Interchange
Structure number:	874640
Location:	MIA Interchange
Purpose:	Carries highway over highway and waterway
Route classification:	Local (Urban) [19]
Length of largest span:	230.0 ft. [70.1 m]
Total length:	968.2 ft. [295.1 m]
Roadway width between curbs:	26.9 ft. [8.2 m]
Deck width edge-to-edge:	36.7 ft. [11.2 m]
Vertical clearance below bridge:	19.0 ft. [5.8 m]
Owner:	State Toll Authority [31]
Year built:	2007
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:	Box Beam or girders - Single or Spread [06]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) [1]

2010 Inspection 

Status:	New structure not yet open to traffic [G]
Average daily traffic:	10,300 [as of 2005]
Truck traffic:	6% of total traffic
Deck condition:	Excellent [9 out of 9]
Superstructure condition:	Excellent [9 out of 9]
Substructure condition:	Excellent [9 out of 9]
Channel protection:	Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:	Navigation protection not required [1]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:	62.0 tons [56.4 metric tons]
Inventory rating:	37.4 tons [34.0 metric tons]
Sufficiency rating:	93.0

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