US Bridges

South Fork Road over South Fork Scott River

Fair

Siskiyou County, California · E/O Cecilville Road · Structure no. 02C0125

Built
1969
56 years old
Condition
Fair
inspected July 2023
Type
Slab
Concrete Continuous
Length
124 ft
3 main spans
Daily traffic
49
2011 count
Owner
County
County Highway Agency

About this bridge

South Fork Road over South Fork Scott River is a concrete continuous slab carrying South Fork Road over South Fork Scott River in Siskiyou County, California. It was built in 1969, so it is 56 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.

It carries about 49 vehicles a day, roughly 25% of them trucks, projected to reach 81 by 2041. The structure is 124 ft (37.9 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSouth Fork Road
CrossesSouth Fork Scott River
LocationE/O Cecilville Road
RouteCounty Highway 0
Coordinates41.29557, -122.80896
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.2 US tons
Inventory rating44.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length124 ft (37.9 m)
Longest span50 ft (15.2 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49 (2011)
Projected traffic81 by 2041
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 South Fork Road over South Fork Scott River built?

It was built in 1969, making it 56 years old in 2025.

What condition is South Fork Road over South Fork 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 July 2023.

How much traffic does South Fork Road over South Fork Scott River carry?

About 49 vehicles per day (2011 count), of which roughly 25% are trucks.

How long is South Fork Road over South Fork Scott River?

The structure is 124 ft (37.9 m) long with a longest span of 50 ft (15.2 m) and a deck 25 ft wide.

Who owns South Fork Road over South Fork Scott River?

It is owned by the County Highway Agency.