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SW SPOKANE ST over W WATERWAY OF DUWAMISH

Map 

Coordinates:
+47.57148, -122.34617
47°34'17" N, 122°20'46" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:SW SPOKANE ST over W WATERWAY OF DUWAMISH
Structure number:085944000000000
Location:1200 SW Spokane St
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:440.0 ft. [134.1 m]
Total length:836.0 ft. [254.8 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:50.9 ft. [15.5 m]
Vertical clearance below bridge:55.1 ft. [16.8 m]
Owner:City or Municipal Highway Agency [04]
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:3
Main spans material:Prestressed concrete [5]
Main spans design:Movable - Swing [17]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: April 2017 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:10,300 [as of 2014]
Truck traffic:30% 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]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:85.8 tons [78.0 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:92.0

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201792.0GoodVery GoodGoodGood-10300
April 201592.2GoodVery GoodGoodGood-8499
April 201392.2GoodVery GoodGoodGood-8499
April 201190.2GoodVery GoodVery GoodVery Good-8499
June 201089.5GoodVery GoodVery GoodVery Good-16100
August 200889.5GoodVery GoodVery GoodVery Good-16100
September 200789.5GoodVery GoodVery GoodVery Good-16100
October 200689.5GoodVery GoodVery GoodVery Good-16100
July 200589.6GoodVery GoodVery GoodVery Good-15000
May 200389.6GoodVery GoodVery GoodVery Good-15000
September 200289.6GoodVery GoodVery GoodVery Good-15000
May 200090.2GoodVery GoodVery GoodVery Good-8033
July 199990.2GoodVery GoodVery GoodVery Good-8033
October 199890.2GoodVery GoodVery GoodVery Good-8033
July 199790.2GoodVery GoodVery GoodVery Good-8033
July 199590.4GoodVery GoodVery GoodVery Good-8033
September 199290.4GoodVery GoodVery GoodVery Good-8033