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I-5 RAMP over NORTHGATE WAY

Map

Coordinates:
+47.70841, -122.32944
47°42'30" N, 122°19'46" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-5 RAMP over NORTHGATE WAY
Structure number:0014539A0000000
Location:2.0 N JCT SR 522
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:80.1 ft. [24.4 m]
Total length:164.1 ft. [50.0 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1995
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:3
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:8,727 [as of 2012]
Truck traffic:5% 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:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:99.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,886,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017GoodGoodGoodGood872799.2
June 2013GoodGoodGoodGood895999.2
June 2009GoodGoodGoodGood826499.2
September 2005GoodGoodGoodGood524099.5
October 2002GoodVery GoodVery GoodVery Good524099.5
May 1998GoodVery GoodVery GoodVery Good500097.5
November 1996GoodVery GoodVery GoodVery Good500097.5