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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 2017

Good/Fair/Poor Condition:Good
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:44.9 tons [40.8 metric tons]
Inventory rating:27.0 tons [24.5 metric tons]
Sufficiency rating:69.8
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$24,125,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
June 201769.8GoodGoodGoodGoodFO1041
June 201569.5GoodGoodGoodGoodFO1041
June 201369.5GoodGoodGoodGoodFO845
July 201169.5GoodGoodGoodGoodFO845
July 200969.5GoodGoodGoodGoodFO1105
November 200769.5GoodGoodGoodGoodFO1797
November 200569.5GoodGoodGoodGoodFO31920
December 200369.5GoodGoodGoodGoodFO31920
September 200169.5GoodGoodGoodGoodFO31920
May 199967.5GoodVery GoodGoodGood-31920
April 199764.2GoodGoodGoodGood-31920
December 199575.0GoodGoodGoodGood-31920
May 199398.0GoodGoodGoodGood-11000