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I-205 (HWY 064) NB over JOHNSON CREEK BLVD

Map 

Coordinates:
+45.46960, -122.56519
45°28'11" N, 122°33'55" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I-205 (HWY 064) NB over JOHNSON CREEK BLVD
Structure number:13541 064 01722
Location:0.6 MI N OF PORTLAND SCL
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:98.1 ft. [29.9 m]
Total length:328.1 ft. [100.0 m]
Roadway width between curbs:70.2 ft. [21.4 m]
Deck width edge-to-edge:75.5 ft. [23.0 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Skew angle:11°
Owner:State Highway Agency [01]
Year built:1974
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:4
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: March 2015 

Status:Open, no restriction [A]
Average daily traffic:151,300 [as of 2014]
Truck traffic:8% 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:Superior to present desirable criteria [9]
Underclearances 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:66.7 tons [60.6 metric tons]
Inventory rating:51.4 tons [46.7 metric tons]
Sufficiency rating:83.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201583.0Not deficientSatisfactorySatisfactoryGood151300
March 201389.1Not deficientSatisfactorySatisfactoryGood73074
March 201189.1Not deficientSatisfactorySatisfactoryGood73074
March 200990.1Not deficientGoodGoodGood73074
March 200790.3Not deficientGoodGoodGood70150
March 200590.0Not deficientGoodGoodGood74350
March 200390.0Not deficientGoodGoodVery Good73400
March 200189.9Not deficientGoodGoodVery Good75000
March 199990.4Not deficientGoodGoodVery Good69551
March 199790.4Not deficientVery GoodGoodVery Good69550
March 199592.5Not deficientVery GoodGoodVery Good59300
March 199392.5Not deficientVery GoodGoodVery Good59300
March 199190.4Not deficientGoodVery GoodVery Good86800