Structure 13516D064C02159 · Multnomah County, OR

HWY 064 (i-205) Co over HWY 2 HWY 064 Lt Rl

Carries HWY 064 (i-205) Co over HWY 2 HWY 064 Lt Rl, 5.1 Mi S Ore-wash Line.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,110 FT OVERALL200 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

1,110 ft end to end, longest span 190 ft: about 3.1 football fields. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a box-beam bridge.

Built198541 years old
Length1109.6 ft338.2 m
Daily traffic16,094counted 2022
Last inspectedJuly 2024every 24 months

Location

StateOregon
CountyMultnomah
Location5.1 Mi S Ore-wash Line
CarriesHWY 064 (i-205) Co
CrossesHWY 2 HWY 064 Lt Rl
Coordinates45.53185, -122.56565

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Single/Spread
Total Length1109.6 ft (338.2 m)
Max Span190.0 ft (57.9 m)
Deck Width37.4 ft (11.4 m)
Deck Area3855.5 sq m
Main Spans7
Year Built1985

Traffic

Avg Daily Traffic16,094 (2022)
Truck Traffic7%
Lanes On Bridge2
Lanes Under Bridge14

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number13516D064C02159

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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