US Bridges

Road over Elliott Creek

Fair

Siskiyou County, California · No Data Entered · Structure no. 061001000001020

Built
1953
72 years old, rebuilt 1983
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
62 ft
1 main span
Daily traffic
12
1991 count
Owner
Federal
U.S. Forest Service

About this bridge

Road over Elliott Creek is a wood or timber stringer/multi-beam or girder carrying Road over Elliott Creek in Siskiyou County, California. It was built in 1953 and reconstructed in 1983, so it is 72 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 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 12 vehicles a day, projected to reach 18 by 2045. The structure is 62 ft (18.8 m) long and 16 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

Location

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CarriesRoad
CrossesElliott Creek
LocationNo Data Entered
RouteFederal Lands Road 10550
CountySiskiyou County
StateCalifornia
Coordinates42.00042, -123.14157
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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43 US tons
Inventory rating28 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length62 ft (18.8 m)
Longest span61 ft (18.5 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12 (1991)
Projected traffic18 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.2 mi (158 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 Road over Elliott Creek built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1983.

What condition is Road over Elliott Creek 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 June 2023.

How much traffic does Road over Elliott Creek carry?

About 12 vehicles per day (1991 count).

How long is Road over Elliott Creek?

The structure is 62 ft (18.8 m) long with a longest span of 61 ft (18.5 m) and a deck 16 ft wide.

Who owns Road over Elliott Creek?

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