US Bridges

Plum Creek RD over North Fork Plum Creek

Fair

Tehama County, California · 2.1 MI SE Payns Ck Lop RD · Structure no. 08C0274

Built
1974
51 years old
Condition
Fair
inspected August 2023
Type
Girder and Floorbeam System
Steel
Length
28 ft
1 main span
Daily traffic
350
2010 count
Owner
County
County Highway Agency

About this bridge

Plum Creek RD over North Fork Plum Creek is a steel girder and floorbeam system carrying Plum Creek RD over North Fork Plum Creek in Tehama County, California. It was built in 1974, so it is 51 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 5% of them trucks, projected to reach 512 by 2041. The structure is 28 ft (8.6 m) long and 19 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

CarriesPlum Creek RD
CrossesNorth Fork Plum Creek
Location2.1 MI SE Payns Ck Lop RD
RouteCounty Highway 0
Coordinates40.32112, -121.89864
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34 US tons
Inventory rating20.4 US tons

Structure

MaterialSteel
DeckClosed grating
Main spans1
Design loadUnknown
Structure length28 ft (8.6 m)
Longest span27 ft (8.2 m)
Deck width19 ft (5.9 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2010)
Projected traffic512 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 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 Plum Creek RD over North Fork Plum Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is Plum Creek RD over North Fork Plum 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 Plum Creek RD over North Fork Plum Creek carry?

About 350 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is Plum Creek RD over North Fork Plum Creek?

The structure is 28 ft (8.6 m) long with a longest span of 27 ft (8.2 m) and a deck 19 ft wide.

Who owns Plum Creek RD over North Fork Plum Creek?

It is owned by the County Highway Agency.