US Bridges

Canyon Creek RD over Scott River

FairPosted for load

Siskiyou County, California · 0.1 MI S/O Scott Riv RD · Structure no. 02C0049

Built
1938
87 years old
Condition
Fair
inspected August 2024
Type
Suspension
Steel
Length
200 ft
1 main span
Daily traffic
6
2011 count
Owner
County
County Highway Agency

About this bridge

Canyon Creek RD over Scott River is a steel suspension carrying Canyon Creek RD over Scott River in Siskiyou County, California. It was built in 1938, so it is 87 years old, older than the California average of 54.8 years.

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

It carries about 6 vehicles a day, roughly 5% of them trucks, projected to reach 11 by 2046. The structure is 200 ft (61 m) long and 15 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesCanyon Creek RD
CrossesScott River
Location0.1 MI S/O Scott Riv RD
RouteCounty Highway 0
CountySiskiyou County
StateCalifornia
Coordinates41.63387, -123.10583
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating38.6 US tons
Inventory rating24.3 US tons

Structure

Structure typeSuspension
MaterialSteel
DeckWood or timber
Main spans1 (+2 approach)
Design loadUnknown
Structure length200 ft (61 m)
Longest span150 ft (45.7 m)
Deck width15 ft (4.5 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deck16 ft (5 m)

Traffic and service

Average daily traffic6 (2011)
Projected traffic11 by 2046
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Canyon Creek RD over Scott River built?

It was built in 1938, making it 87 years old in 2025.

What condition is Canyon Creek RD over Scott 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 Canyon Creek RD over Scott River carry?

About 6 vehicles per day (2011 count), of which roughly 5% are trucks.

How long is Canyon Creek RD over Scott River?

The structure is 200 ft (61 m) long with a longest span of 150 ft (45.7 m) and a deck 15 ft wide.

Who owns Canyon Creek RD over Scott River?

It is owned by the County Highway Agency.