MORRISON ST over I-5 & OR 99E


+45.51752, -122.66709
45°31'03" N, 122°40'02" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MORRISON ST over I-5 & OR 99E
Structure number:08589 614 00005
Purpose:Carries highway and pedestrian walkway over highway and railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:133.9 ft. [40.8 m]
Total length:1548.6 ft. [472.0 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:48.9 ft. [14.9 m]
Vertical clearance above deck:15.1 ft. [4.6 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:15°
Owner:County Highway Agency [02]
Year built:1955
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:23
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: March 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:29,639 [as of 2010]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:33.9 tons [30.8 metric tons]
Inventory rating:19.9 tons [18.1 metric tons]
Sufficiency rating:62.1
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$13,736,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201562.1FairSatisfactoryGoodGoodFO29639
March 201332.6FairSatisfactoryGoodGoodFO29639
March 201132.6FairSatisfactoryGoodGoodFO29639
February 200929.7FairSatisfactoryGoodGoodFO29639
October 200630.2FairSatisfactoryGoodGoodFO28491
October 200429.9FairSatisfactoryGoodGoodFO28491
September 200230.2FairSatisfactoryGoodGoodFO27662
July 200030.6FairSatisfactoryGoodGoodFO26856
July 199835.2FairSatisfactoryGoodGoodFO16365
July 199668.2FairSatisfactoryGoodGoodFO16365
July 199467.9GoodGoodGoodGoodFO16365
July 199267.0FairFairGoodGoodFO15730
July 199082.1FairGoodSatisfactoryVery Good-13200

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.9,3638,6735751150
Steel Protective Coatingsq. ft.154,207107,94546,26200
Reinforced Concrete Decksq. ft.82,60082,20838480
Wearing Surfacessq. ft.67,824061,6656,1590
Reinforced Concrete Columneach4645100
Reinforced Concrete Abutmentlinear ft.6060000
Reinforced Concrete Pier Caplinear ft.1,2251,2101500
Pourable Jointlinear ft.1,3711,220106450
Compression Jointlinear ft.6060000
Movable Bearingeach130805000
Fixed Bearingeach1561362000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.3,0723,0621000