I-90 HOV TRAFFIC over SEATTLE CITY STREETS

Map 

Facts 

Name:	I-90 HOV TRAFFIC over SEATTLE CITY STREETS
Structure number:	0013502B0000000
Location:	0.2 W JCT I-5
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	154.9 ft. [47.2 m]
Total length:	1436.1 ft. [437.7 m]
Roadway width between curbs:	40.4 ft. [12.3 m]
Deck width edge-to-edge:	43.3 ft. [13.2 m]
Vertical clearance below bridge:	17.1 ft. [5.2 m]
Owner:	State Highway Agency [01]
Year built:	1991
Historic significance:	Historical significance is not determinable at this time [4]
Design load:	MS 18+Mod / HS 20+Mod [6]
Number of main spans:	11
Main spans material:	Prestressed concrete continuous [6]
Main spans design:	Box Beam or girders - Single or Spread [06]
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:	1,105 [as of 2007]
Truck traffic:	28% of total traffic
Deck condition:	Good [7 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:	44.6 tons [40.5 metric tons]
Inventory rating:	26.7 tons [24.3 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	69.5
Estimated cost of work:	$1,187,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	31,920 [as of 1994]
Truck traffic:	5% 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:	44.6 tons [40.5 metric tons]
Inventory rating:	26.7 tons [24.3 metric tons]
Sufficiency rating:	67.5
Estimated cost of work:	$1,521,000

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