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NE 105TH AVE over B-115 X COLUMBIA SLOUGH

Map 

Coordinates:
+45.56645, -122.55451
45°33'59" N, 122°33'16" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:NE 105TH AVE over B-115 X COLUMBIA SLOUGH
Structure number:16056 000000000
Location:NE 105TH AT NE CLARK ST
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Urban) [19]
Length of largest span:47.9 ft. [14.6 m]
Total length:112.9 ft. [34.4 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:44.9 ft. [13.7 m]
Vertical clearance below bridge:7.9 ft. [2.4 m]
Skew angle:40°
Owner:City or Municipal Highway Agency [04]
Year built:1977
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Prestressed concrete [5]
Main spans 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:3,862 [as of 2010]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
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 minimum criteria [6]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
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:82.8 tons [75.3 metric tons]
Inventory rating:49.9 tons [45.4 metric tons]
Sufficiency rating:94.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201494.8Not deficientSatisfactorySatisfactoryGood3862
July 201294.8Not deficientGoodGoodGood3862
August 201094.8Not deficientGoodGoodGood3862
October 200894.1Not deficientVery GoodVery GoodGood3862
June 200695.1Not deficientVery GoodVery GoodVery Good3713
September 200495.1Not deficientVery GoodVery GoodVery Good3713
July 200295.1Not deficientVery GoodVery GoodVery Good3605
May 200097.2Not deficientVery GoodVery GoodVery Good3500
May 199897.2Not deficientVery GoodVery GoodVery Good3500
December 199797.2Not deficientVery GoodVery GoodVery Good3500
January 199697.2Not deficientVery GoodVery GoodVery Good3500
February 199497.2Not deficientVery GoodVery GoodVery Good3500
March 199297.1Not deficientVery GoodVery GoodSatisfactory3700
April 199097.1Not deficientGoodExcellentSatisfactory3700