US Bridges

Weaver Road over South Umpqua River

Good

Douglas County, Oregon · 07.6 MI N of Canyonville · Structure no. 21453 000 00370

Built
2012
13 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
825 ft
4 main spans
Daily traffic
296
2020 count
Owner
County
County Highway Agency

About this bridge

Weaver Road over South Umpqua River is a steel stringer/multi-beam or girder carrying Weaver Road over South Umpqua River in Douglas County, Oregon. It was built in 2012, so it is 13 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 296 vehicles a day, roughly 25% of them trucks, projected to reach 334 by 2025. The structure is 825 ft (251.5 m) long and 55 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesWeaver Road
CrossesSouth Umpqua River
Location07.6 MI N of Canyonville
RouteCounty Highway 0
StateOregon
Coordinates43.00492, -123.30451
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.3 US tons
Inventory rating57.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length825 ft (251.5 m)
Longest span260 ft (79.2 m)
Deck width55 ft (16.9 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic296 (2020)
Projected traffic334 by 2025
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Weaver Road over South Umpqua River built?

It was built in 2012, making it 13 years old in 2025.

What condition is Weaver Road over South Umpqua River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does Weaver Road over South Umpqua River carry?

About 296 vehicles per day (2020 count), of which roughly 25% are trucks.

How long is Weaver Road over South Umpqua River?

The structure is 825 ft (251.5 m) long with a longest span of 260 ft (79.2 m) and a deck 55 ft wide.

Who owns Weaver Road over South Umpqua River?

It is owned by the County Highway Agency.