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NE AIRPORT WAY over B-137 X COLUMBIA SLOUGH

Map 

Coordinates:
+45.55345, -122.48889
45°33'12" N, 122°29'20" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:NE AIRPORT WAY over B-137 X COLUMBIA SLOUGH
Structure number:25B137000000000
Location:APW BRIDGE B NR PUMP STA.
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:66.9 ft. [20.4 m]
Total length:69.9 ft. [21.3 m]
Roadway width between curbs:60.0 ft. [18.3 m]
Deck width edge-to-edge:73.2 ft. [22.3 m]
Owner:City or Municipal Highway Agency [04]
Year built:1992
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: July 2014 

Status:Open, no restriction [A]
Average daily traffic:13,771 [as of 2010]
Truck traffic:10% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:88.8 tons [80.7 metric tons]
Inventory rating:52.9 tons [48.1 metric tons]
Sufficiency rating:97.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201497.0Not deficientGoodGoodGood13771
July 201298.0Not deficientGoodGoodGood13771
August 201098.0Not deficientGoodGoodGood13771
October 200899.0Not deficientVery GoodVery GoodVery Good13771
June 200699.0Not deficientVery GoodVery GoodVery Good13238
September 200499.0Not deficientVery GoodVery GoodVery Good13238
July 200299.0Not deficientExcellentExcellentExcellent12852
May 200099.0Not deficientExcellentExcellentExcellent12600
June 199899.0Not deficientExcellentExcellentExcellent12600
July 199699.0Not deficientExcellentExcellentExcellent6500
August 1994100.0Not deficientExcellentExcellentExcellent6500
December 1992100.0Not deficientExcellentExcellentExcellent500