I-90 SKYWAY over M L KING DR

Map 

Facts 

Name:	I-90 SKYWAY over M L KING DR
Structure number:	000016640103082
Location:	0.15 MINW KEEFE AVE
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Tolls:	Yes, on toll road [2]
Length of largest span:	98.1 ft. [29.9 m]
Total length:	106.6 ft. [32.5 m]
Roadway width between curbs:	93.2 ft. [28.4 m]
Deck width edge-to-edge:	99.7 ft. [30.4 m]
Vertical clearance below bridge:	13.5 ft. [4.1 m]
Skew angle:	45°
Owner:	City or Municipal Highway Agency [04]
Year built:	1958
Year reconstructed:	1994
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18 / HS 20 [5]
Main span material:	Steel [3]
Main span 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:	47,900 [as of 2009]
Truck traffic:	11% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	48.5 tons [44.1 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	86.9

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	15,100 [as of 1995]
Truck traffic:	19% of total traffic
Deck condition:	Very Good [8 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	48.5 tons [44.1 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	95.9

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	15,100 [as of 1990]
Truck traffic:	15% of total traffic
Deck condition:	Poor [4 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Fair [5 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]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	81.2

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