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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 2015 

Status:Open, no restriction [A]
Average daily traffic:8,499 [as of 2010]
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:85.1 tons [77.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:92.2

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
April 201592.2Not deficientVery GoodGoodGood8499
April 201392.2Not deficientVery GoodGoodGood8499
April 201190.2Not deficientVery GoodVery GoodVery Good8499
June 201089.5Not deficientVery GoodVery GoodVery Good16100
August 200889.5Not deficientVery GoodVery GoodVery Good16100
September 200789.5Not deficientVery GoodVery GoodVery Good16100
October 200689.5Not deficientVery GoodVery GoodVery Good16100
July 200589.6Not deficientVery GoodVery GoodVery Good15000
May 200389.6Not deficientVery GoodVery GoodVery Good15000
September 200289.6Not deficientVery GoodVery GoodVery Good15000
May 200090.2Not deficientVery GoodVery GoodVery Good8033
July 199990.2Not deficientVery GoodVery GoodVery Good8033
October 199890.2Not deficientVery GoodVery GoodVery Good8033
July 199790.2Not deficientVery GoodVery GoodVery Good8033
July 199590.4Not deficientVery GoodVery GoodVery Good8033
September 199290.4Not deficientVery GoodVery GoodVery Good8033