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SE TACOMA ST over B-56 OVER JOHNSON CREEK

Map 

Coordinates:
+45.46432, -122.64307
45°27'52" N, 122°38'35" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:SE TACOMA ST over B-56 OVER JOHNSON CREEK
Structure number:25B56 000 00001
Location:2 BLKS E OF MCLOUGHLIN
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:27.9 ft. [8.5 m]
Total length:27.9 ft. [8.5 m]
Roadway width between curbs:30.8 ft. [9.4 m]
Deck width edge-to-edge:60.0 ft. [18.3 m]
Owner:City or Municipal Highway Agency [04]
Year built:1934
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:M 13.5 / H 15 [2]
Main span material:Concrete [1]
Main span design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: August 2014 

Status:Open, no restriction [A]
Average daily traffic:535 [as of 2010]
Truck traffic:5% of total traffic
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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: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]
Culvert condition:Moderate to major deterioration or disintegration, extensive cracking and leaching or spalls on concrete or masonry walls and slabs. Minor settlement or misalignment. Noticeable scouring or erosion at curtain walls, wingwalls or pipes. Metal culverts have significant distortion and deflection in one section, significant corrosion or deep pitting. [5]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:97.8 tons [88.9 metric tons]
Inventory rating:97.8 tons [88.9 metric tons]
Sufficiency rating:85.9

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201485.9Not deficient---535
August 2012100.0Not deficient---535
September 2010100.0Not deficient---535
January 200997.0Not deficient---535
June 200698.0Not deficient---515
September 200498.0Not deficient---515
July 200298.0Not deficient---500
May 200099.0Not deficientGoodGoodGood500
July 199899.0Not deficientGoodGoodVery Good500
August 199677.5Not deficientGoodGoodVery Good600
October 199477.5Not deficientGoodGoodVery Good600
November 199282.5Not deficientVery GoodGoodVery Good11950
December 199077.3Not deficientVery GoodVery GoodGood13150