US Bridges

Ponderosa Way over North Fork Bear Creek

Fair

Shasta County, California · 6.4 MI N of S.R. 44 · Structure no. 06C0042

Built
1935
90 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
71 ft
3 main spans
Daily traffic
87
2001 count
Owner
County
County Highway Agency

About this bridge

Ponderosa Way over North Fork Bear Creek is a steel continuous stringer/multi-beam or girder carrying Ponderosa Way over North Fork Bear Creek in Shasta County, California. It was built in 1935, so it is 90 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 87 vehicles a day, roughly 5% of them trucks, projected to reach 326 by 2045. The structure is 71 ft (21.6 m) long and 13 ft wide. If it were closed, the detour would be 42.9 mi (69 km).

CarriesPonderosa Way
CrossesNorth Fork Bear Creek
Location6.4 MI N of S.R. 44
RouteCounty Highway 0
Coordinates40.56894, -121.87998
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
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 adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating34.3 US tons
Inventory rating20.4 US tons

Structure

MaterialSteel Continuous
DeckWood or timber
Main spans3
Design loadUnknown
Structure length71 ft (21.6 m)
Longest span30 ft (9.1 m)
Deck width13 ft (4.1 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic87 (2001)
Projected traffic326 by 2045
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.9 mi (69 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 Ponderosa Way over North Fork Bear Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is Ponderosa Way over North Fork Bear 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 September 2024.

How much traffic does Ponderosa Way over North Fork Bear Creek carry?

About 87 vehicles per day (2001 count), of which roughly 5% are trucks.

How long is Ponderosa Way over North Fork Bear Creek?

The structure is 71 ft (21.6 m) long with a longest span of 30 ft (9.1 m) and a deck 13 ft wide.

Who owns Ponderosa Way over North Fork Bear Creek?

It is owned by the County Highway Agency.