US Bridges

Bucks Lake Road over Big Grizzley Creek

Fair

Plumas County, California · 1.7MI W Bucks Lake Dam RD · Structure no. 09C0161

Built
2011
14 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
104 ft
1 main span
Daily traffic
350
2019 count
Owner
County
County Highway Agency

About this bridge

Bucks Lake Road over Big Grizzley Creek is a prestressed concrete stringer/multi-beam or girder carrying Bucks Lake Road over Big Grizzley Creek in Plumas County, California. It was built in 2011, so it is 14 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 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 350 vehicles a day, roughly 15% of them trucks, projected to reach 737 by 2044. The structure is 104 ft (31.7 m) long and 33 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesBucks Lake Road
CrossesBig Grizzley Creek
Location1.7MI W Bucks Lake Dam RD
RouteCounty Highway 0
Coordinates39.86456, -121.22387
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
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 evaluation4: Meets minimum tolerable limits to be 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 rating31.4 US tons
Inventory rating13.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length104 ft (31.7 m)
Longest span104 ft (31.7 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2019)
Projected traffic737 by 2044
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bucks Lake Road over Big Grizzley Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is Bucks Lake Road over Big Grizzley 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 Bucks Lake Road over Big Grizzley Creek carry?

About 350 vehicles per day (2019 count), of which roughly 15% are trucks.

How long is Bucks Lake Road over Big Grizzley Creek?

The structure is 104 ft (31.7 m) long with a longest span of 104 ft (31.7 m) and a deck 33 ft wide.

Who owns Bucks Lake Road over Big Grizzley Creek?

It is owned by the County Highway Agency.