US Bridges

Durham-Pentz RD over Clear Creek

Fair

Butte County, California · 4.1 MI E of S.R. 99 · Structure no. 12C0248

Built
1970
55 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
114 ft
4 main spans
Daily traffic
7,146
2019 count
Owner
County
County Highway Agency

About this bridge

Durham-Pentz RD over Clear Creek is a concrete continuous slab carrying Durham-Pentz RD over Clear Creek in Butte County, California. It was built in 1970, so it is 55 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 7,146 vehicles a day, roughly 11% of them trucks, projected to reach 4,434 by 2042. The structure is 114 ft (34.8 m) long and 32 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesDurham-Pentz RD
CrossesClear Creek
Location4.1 MI E of S.R. 99
RouteCounty Highway 0
Coordinates39.64203, -121.64599
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating57.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length114 ft (34.8 m)
Longest span32 ft (9.8 m)
Deck width32 ft (9.9 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,146 (2019)
Projected traffic4,434 by 2042
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 Durham-Pentz RD over Clear Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is Durham-Pentz RD over Clear 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 May 2024.

How much traffic does Durham-Pentz RD over Clear Creek carry?

About 7,146 vehicles per day (2019 count), of which roughly 11% are trucks.

How long is Durham-Pentz RD over Clear Creek?

The structure is 114 ft (34.8 m) long with a longest span of 32 ft (9.8 m) and a deck 32 ft wide.

Who owns Durham-Pentz RD over Clear Creek?

It is owned by the County Highway Agency.