I-90 SKYWAY over GROUND SE AVALON ST

Map 

Facts 

Name:	I-90 SKYWAY over GROUND SE AVALON ST
Structure number:	000016644403663
Location:	0.33 M SE 75TH P7C
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Tolls:	Yes, on toll road [2]
Length of largest span:	96.5 ft. [29.4 m]
Total length:	344.2 ft. [104.9 m]
Roadway width between curbs:	100.7 ft. [30.7 m]
Deck width edge-to-edge:	107.3 ft. [32.7 m]
Vertical clearance below bridge:	18.0 ft. [5.5 m]
Owner:	City or Municipal Highway Agency [04]
Year built:	1958
Year reconstructed:	2002
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:	4
Main spans material:	Steel continuous [4]
Main spans design:	Stringer/Multi-beam or girder [02]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Latex Concrete or similar additive [3]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	47,900 [as of 2009]
Truck traffic:	11% of total traffic
Deck condition:	Very Good [8 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	70.3 tons [63.9 metric tons]
Inventory rating:	39.6 tons [36.0 metric tons]
Sufficiency rating:	85.0
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$4,527,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	12,900 [as of 1995]
Truck traffic:	22% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	49.5 tons [45.0 metric tons]
Inventory rating:	33.7 tons [30.6 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	76.3
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$4,527,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	12,900 [as of 1990]
Truck traffic:	18% of total traffic
Deck condition:	Satisfactory [6 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:	49.5 tons [45.0 metric tons]
Inventory rating:	33.7 tons [30.6 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	78.3

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