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I-90 HOV TRAFFIC over SEATTLE CITY STREETS

Map 

Coordinates:
+47.59275, -122.32423
47°35'34" N, 122°19'27" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

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]

Latest Available Inspection: June 2015 

Status:Open, no restriction [A]
Average daily traffic:1,041 [as of 2012]
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]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201569.5Functionally obsoleteGoodGoodGood1041
June 201369.5Functionally obsoleteGoodGoodGood845
July 201169.5Functionally obsoleteGoodGoodGood845
July 200969.5Functionally obsoleteGoodGoodGood1105
November 200769.5Functionally obsoleteGoodGoodGood1797
November 200569.5Functionally obsoleteGoodGoodGood31920
December 200369.5Functionally obsoleteGoodGoodGood31920
September 200169.5Functionally obsoleteGoodGoodGood31920
May 199967.5Not deficientVery GoodGoodGood31920
April 199764.2Not deficientGoodGoodGood31920
December 199575.0Not deficientGoodGoodGood31920
May 199398.0Not deficientGoodGoodGood11000