Structure 21487 042X00006 · Sherman County, OR

US 97 (hwy 042) over Uprr

Carries US 97 (hwy 042) over Uprr, At Biggs Jct.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT145 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

145 ft end to end: about 2 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 multi-beam bridge.

Built201412 years old
Length145.0 ft44.2 m
Daily traffic9,754counted 2022
Last inspectedNovember 2023every 24 months

Location

StateOregon
CountySherman
LocationAt Biggs Jct
CarriesUS 97 (hwy 042)
CrossesUprr
Coordinates45.67078, -120.83417

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length145.0 ft (44.2 m)
Max Span145.0 ft (44.2 m)
Deck Width87.9 ft (26.8 m)
Deck Area1184.6 sq m
Main Spans1
Year Built2014

Traffic

Avg Daily Traffic9,754 (2022)
Truck Traffic45%
Lanes On Bridge4

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number21487 042X00006

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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