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NE 138TH AVE over B-086 X COLUMBIA SLOUGH

Map

Coordinates:
+45.56027, -122.52113
45°33'37" N, 122°31'16" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NE 138TH AVE over B-086 X COLUMBIA SLOUGH
Structure number:18396 000000000
Location:00.3 MI N OF SANDY BLVD
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:98.1 ft. [29.9 m]
Total length:100.1 ft. [30.5 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:59.1 ft. [18.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:2000
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: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: July 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:9,391 [as of 2010]
Truck traffic:25% 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:Equal to present minimum criteria [6]
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:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:94.8 tons [86.2 metric tons]
Inventory rating:56.9 tons [51.7 metric tons]
Sufficiency rating:96.7

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201696.7GoodGoodGoodGood-9391
July 201496.7GoodGoodGoodGood-9391
July 201296.7GoodGoodGoodGood-9391
August 201096.7GoodGoodGoodGood-9391
October 200896.7GoodGoodVery GoodVery Good-9391
June 200698.7GoodVery GoodVery GoodVery Good-9027
September 200496.7GoodVery GoodVery GoodVery Good-9027
July 200277.4GoodVery GoodVery GoodVery Good-8765
July 200079.5GoodVery GoodVery GoodVery Good-8510