I-84 (HWY 002) CON over CITY STREET


+45.52705, -122.66524
45°31'37" N, 122°39'55" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-84 (HWY 002) CON over CITY STREET
Structure number:H8588A002 00002
Location:0.5 MI E PORTLAND CC
Purpose:Carries highway overpass over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:154.2 ft. [47.0 m]
Total length:640.5 ft. [195.2 m]
Roadway width between curbs:21.0 ft. [6.4 m]
Deck width edge-to-edge:25.9 ft. [7.9 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Owner:State Highway Agency [01]
Year built:1963
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:7
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: February 2017 

Status:Open, no restriction [A]
Average daily traffic:2,200 [as of 2014]
Truck traffic:4% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:36.7 tons [33.4 metric tons]
Inventory rating:28.2 tons [25.6 metric tons]
Sufficiency rating:91.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201791.0Not deficientSatisfactorySatisfactorySatisfactory2200
February 201590.9Not deficientSatisfactorySatisfactorySatisfactory2900
November 201290.9Not deficientSatisfactorySatisfactorySatisfactory2900
April 201190.9Not deficientSatisfactorySatisfactorySatisfactory2900
April 200974.6Not deficientSatisfactorySatisfactorySatisfactory22898
April 200774.7Not deficientSatisfactorySatisfactorySatisfactory22011
April 200574.7Not deficientSatisfactorySatisfactorySatisfactory22011
April 200394.9Not deficientGoodGoodGood22011
April 200195.0Not deficientGoodGoodGood21370
April 199995.5Not deficientGoodGoodGood15500
April 199796.0Not deficientGoodGoodGood10800
April 199596.2Not deficientGoodGoodGood10800
April 199396.2Not deficientGoodGoodGood10800
April 199196.2Not deficientGoodGoodGood10150