US Bridges

Canyon Creek Road over Canyon Creek

Good

Siskiyou County, California · Scott Bar · Structure no. 050555000001011

Built
1966
59 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Single or Spread
Concrete
Length
109 ft
1 main span
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Canyon Creek Road over Canyon Creek is a concrete box beam or girders - single or spread carrying Canyon Creek Road over Canyon Creek in Siskiyou County, California. It was built in 1966, so it is 59 years old, older than the California average of 54.8 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 109 ft (33.2 m) long and 19 ft wide.

CarriesCanyon Creek Road
CrossesCanyon Creek
LocationScott Bar
RouteFederal Lands Road 44N45
Coordinates41.60774, -123.12499
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40.7 US tons
Inventory rating31.4 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length109 ft (33.2 m)
Longest span81 ft (24.7 m)
Deck width19 ft (5.8 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Canyon Creek Road over Canyon Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is Canyon Creek Road over Canyon Creek 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 October 2023.

How much traffic does Canyon Creek Road over Canyon Creek carry?

About 50 vehicles per day (latest count).

How long is Canyon Creek Road over Canyon Creek?

The structure is 109 ft (33.2 m) long with a longest span of 81 ft (24.7 m) and a deck 19 ft wide.

Who owns Canyon Creek Road over Canyon Creek?

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