US Bridges

Gopher Hill Ldfl R over Spanish Creek

Fair

Plumas County, California · 200FT N/O Bucks Lake RD · Structure no. 09C0148

Built
1969
56 years old
Condition
Fair
inspected October 2023
Type
Truss - Thru
Steel
Length
81 ft
1 main span
Daily traffic
120
2019 count
Owner
County
County Highway Agency

About this bridge

Gopher Hill Ldfl R over Spanish Creek is a steel truss - thru carrying Gopher Hill Ldfl R over Spanish Creek in Plumas 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 120 vehicles a day, roughly 1% of them trucks, projected to reach 64 by 2041. The structure is 81 ft (24.7 m) long and 24 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesGopher Hill Ldfl R
CrossesSpanish Creek
Location200FT N/O Bucks Lake RD
RouteCounty Highway 0
Coordinates39.94978, -121.03769
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.8 US tons
Inventory rating17.9 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length81 ft (24.7 m)
Longest span80 ft (24.4 m)
Deck width24 ft (7.2 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2019)
Projected traffic64 by 2041
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 Gopher Hill Ldfl R over Spanish Creek built?

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

What condition is Gopher Hill Ldfl R over Spanish 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 October 2023.

How much traffic does Gopher Hill Ldfl R over Spanish Creek carry?

About 120 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is Gopher Hill Ldfl R over Spanish Creek?

The structure is 81 ft (24.7 m) long with a longest span of 80 ft (24.4 m) and a deck 24 ft wide.

Who owns Gopher Hill Ldfl R over Spanish Creek?

It is owned by the County Highway Agency.