Structure 20672 000 00000 · Deschutes County, OR

NW Maple AVE over Dry Canyon

Carries NW Maple AVE over Dry Canyon, 0.2 Mi W 6th ST Old 97.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT780 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

780 ft end to end, longest span 210 ft: about 2.2 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 deck arch.

Built200620 years old
Length779.9 ft237.7 m
Daily traffic2,511counted 2020
Last inspectedFebruary 2023every 24 months

Location

StateOregon
CountyDeschutes
Location0.2 Mi W 6th ST Old 97
CarriesNW Maple AVE
CrossesDry Canyon
Coordinates44.29097, -121.18135

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length779.9 ft (237.7 m)
Max Span210.0 ft (64 m)
Deck Width53.1 ft (16.2 m)
Deck Area3850.7 sq m
Main Spans3
Year Built2006

Traffic

Avg Daily Traffic2,511 (2020)
Truck Traffic2%
Lanes On Bridge2

Inspection & Ownership

Last InspectionFebruary 2023
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number20672 000 00000

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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