Structure 7040 01EX00020 · Multnomah County, OR

Grand Ave. over Uprr & HWY 002

Carries Grand Ave. over Uprr & HWY 002, 010 Mi E Portland Cc.

Overall conditionFair

Set by its lowest-rated component: Substructure at 5 of 9.

How ratings work
Deck6/9 · Satisfactory
Superstructure6/9 · Satisfactory
Substructuresets the rating5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT352 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 5/9 · sets the rating

352 ft end to end: about 5 semi-trucks nose to tail. 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 girder bridge.

Built1908rebuilt 1960
Length352.0 ft107.3 m
Daily traffic31,889counted 2022
Last inspectedApril 2023every 24 months

Location

StateOregon
CountyMultnomah
Location010 Mi E Portland Cc
CarriesGrand Ave.
CrossesUprr & HWY 002
Coordinates45.52600, -122.66070

Physical Characteristics

MaterialSteel
DesignGirder and Floorbeam
Total Length352.0 ft (107.3 m)
Max Span113.8 ft (34.7 m)
Deck Width64.6 ft (19.7 m)
Deck Area2113.8 sq m
Main Spans1
Year Built1908 (reconstructed 1960)

Traffic

Avg Daily Traffic31,889 (2022)
Truck Traffic3%
Lanes On Bridge3
Lanes Under Bridge6

Inspection & Ownership

Last InspectionApril 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour CriticalNot applicable
Structure Number07040 01EX00020

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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