US Bridges

Sawyers Bar RD over North Fork Salmon River

Fair

Siskiyou County, California · 3 MI N Whites Gulch RD · Structure no. 02C0011

Built
1982
43 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
120 ft
2 main spans
Daily traffic
105
2011 count
Owner
County
County Highway Agency

About this bridge

Sawyers Bar RD over North Fork Salmon River is a concrete continuous box beam or girders - multiple carrying Sawyers Bar RD over North Fork Salmon River in Siskiyou County, California. It was built in 1982, so it is 43 years old, younger 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 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 105 vehicles a day, roughly 2% of them trucks, projected to reach 218 by 2041. The structure is 120 ft (36.6 m) long and 25 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSawyers Bar RD
CrossesNorth Fork Salmon River
Location3 MI N Whites Gulch RD
RouteCounty Highway 0
Coordinates41.32864, -123.05983
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110 US tons
Inventory rating75 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span65 ft (19.8 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic105 (2011)
Projected traffic218 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-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 Sawyers Bar RD over North Fork Salmon River built?

It was built in 1982, making it 43 years old in 2025.

What condition is Sawyers Bar RD over North Fork Salmon 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 2023.

How much traffic does Sawyers Bar RD over North Fork Salmon River carry?

About 105 vehicles per day (2011 count), of which roughly 2% are trucks.

How long is Sawyers Bar RD over North Fork Salmon River?

The structure is 120 ft (36.6 m) long with a longest span of 65 ft (19.8 m) and a deck 25 ft wide.

Who owns Sawyers Bar RD over North Fork Salmon River?

It is owned by the County Highway Agency.