US Bridges

Chstr-Warner Vlyrd over Warner Creek

Good

Plumas County, California · C.R. 312 · Structure no. 09C0162

Built
2011
14 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
120 ft
1 main span
Daily traffic
280
2019 count
Owner
County
County Highway Agency

About this bridge

Chstr-Warner Vlyrd over Warner Creek is a prestressed concrete stringer/multi-beam or girder carrying Chstr-Warner Vlyrd over Warner 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 280 vehicles a day, roughly 5% of them trucks, projected to reach 419 by 2041. The structure is 120 ft (36.6 m) long and 34 ft wide. If it were closed, the detour would be 34.8 mi (56 km).

CarriesChstr-Warner Vlyrd
CrossesWarner Creek
LocationC.R. 312
RouteCounty Highway 0
Coordinates40.34015, -121.30571
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length120 ft (36.6 m)
Longest span117 ft (35.8 m)
Deck width34 ft (10.5 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic280 (2019)
Projected traffic419 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed34.8 mi (56 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 Chstr-Warner Vlyrd over Warner Creek built?

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

What condition is Chstr-Warner Vlyrd over Warner Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does Chstr-Warner Vlyrd over Warner Creek carry?

About 280 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Chstr-Warner Vlyrd over Warner Creek?

The structure is 120 ft (36.6 m) long with a longest span of 117 ft (35.8 m) and a deck 34 ft wide.

Who owns Chstr-Warner Vlyrd over Warner Creek?

It is owned by the County Highway Agency.