US Bridges

Chetco River Road over Chetco River

Fair

Curry County, Oregon · 9 MI Ely HWY 101 @ 97415 · Structure no. 061101000001155

Built
1957
68 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
300 ft
1 main span
Daily traffic
266
1995 count
Owner
Federal
U.S. Forest Service

About this bridge

Chetco River Road over Chetco River is a prestressed concrete box beam or girders - multiple carrying Chetco River Road over Chetco River in Curry County, Oregon. It was built in 1957, so it is 68 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 266 vehicles a day, roughly 10% of them trucks, projected to reach 399 by 2045. The structure is 300 ft (91.4 m) long and 17 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

CarriesChetco River Road
CrossesChetco River
Location9 MI Ely HWY 101 @ 97415
RouteFederal Lands Road 13760
StateOregon
Coordinates42.12411, -124.18717
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating27.9 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1 (+2 approach)
Design loadH 20
Structure length300 ft (91.4 m)
Longest span160 ft (48.8 m)
Deck width17 ft (5.3 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic266 (1995)
Projected traffic399 by 2045
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Chetco River Road over Chetco River built?

It was built in 1957, making it 68 years old in 2025.

What condition is Chetco River Road over Chetco River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Chetco River Road over Chetco River carry?

About 266 vehicles per day (1995 count), of which roughly 10% are trucks.

How long is Chetco River Road over Chetco River?

The structure is 300 ft (91.4 m) long with a longest span of 160 ft (48.8 m) and a deck 17 ft wide.

Who owns Chetco River Road over Chetco River?

It is owned by the U.S. Forest Service.