US Bridges

Eagle Lake RD over Pine Creek

Fair

Lassen County, California · 10.6 MI S.W. of SR 139 · Structure no. 07C0035

Built
1965
60 years old
Condition
Fair
inspected August 2023
Type
Tee Beam
Concrete
Length
48 ft
1 main span
Daily traffic
100
1980 count
Owner
County
County Highway Agency

About this bridge

Eagle Lake RD over Pine Creek is a concrete tee beam carrying Eagle Lake RD over Pine Creek in Lassen County, California. It was built in 1965, so it is 60 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 165 by 2045. The structure is 48 ft (14.6 m) long and 26 ft wide. If it were closed, the detour would be 65.2 mi (105 km).

CarriesEagle Lake RD
CrossesPine Creek
Location10.6 MI S.W. of SR 139
RouteCounty Highway 0
Coordinates40.66234, -120.81565
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
Deck7 GoodSome minor problems.
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 protection7 GoodSome minor problems.
Last inspectionAugust 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.2 US tons
Inventory rating19.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length48 ft (14.6 m)
Longest span47 ft (14.3 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (1980)
Projected traffic165 by 2045
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed65.2 mi (105 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 Eagle Lake RD over Pine Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Eagle Lake RD over Pine 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 August 2023.

How much traffic does Eagle Lake RD over Pine Creek carry?

About 100 vehicles per day (1980 count), of which roughly 3% are trucks.

How long is Eagle Lake RD over Pine Creek?

The structure is 48 ft (14.6 m) long with a longest span of 47 ft (14.3 m) and a deck 26 ft wide.

Who owns Eagle Lake RD over Pine Creek?

It is owned by the County Highway Agency.