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NE 148TH AVE over B-023 x COLUMBIA SLOUGH

Map 

Coordinates:
+45.56088, -122.51027
45°33'39" N, 122°30'37" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:NE 148TH AVE over B-023 x COLUMBIA SLOUGH
Structure number:25B023 00 00000
Location:0.3 MILES N OF SANDY BLVD
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:40.4 ft. [12.3 m]
Total length:40.4 ft. [12.3 m]
Roadway width between curbs:45.9 ft. [14.0 m]
Deck width edge-to-edge:63.0 ft. [19.2 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 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: July 2014 

Status:Open, no restriction [A]
Average daily traffic:5,518 [as of 2010]
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]
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:84.8 tons [77.1 metric tons]
Inventory rating:50.9 tons [46.3 metric tons]
Sufficiency rating:97.2

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201497.2Not deficientGoodGoodGood5518
July 201297.2Not deficientGoodGoodGood5518
August 201097.2Not deficientGoodGoodGood5518
October 200897.2Not deficientVery GoodVery GoodVery Good5518
June 200699.3Not deficientVery GoodVery GoodVery Good5304
September 200497.3Not deficientVery GoodVery GoodVery Good5304
July 200297.3Not deficientVery GoodVery GoodVery Good5150
May 200099.3Not deficientVery GoodVery GoodVery Good5000