US Bridges

Vestal Road over Coldfork Cottonwood Crk

Poor

Tehama County, California · 2.1 MI N Petty John Road · Structure no. 08C0188

Built
1921
104 years old, rebuilt 1980
Condition
Poor
inspected September 2024
Type
Tee Beam
Concrete Continuous
Length
45 ft
2 main spans
Daily traffic
60
2022 count
Owner
County
County Highway Agency

About this bridge

Vestal Road over Coldfork Cottonwood Crk is a concrete continuous tee beam carrying Vestal Road over Coldfork Cottonwood Crk in Tehama County, California. It was built in 1921 and reconstructed in 1980, so it is 104 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 2 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 60 vehicles a day, roughly 2% of them trucks, projected to reach 82 by 2041. The structure is 45 ft (13.7 m) long and 20 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesVestal Road
CrossesColdfork Cottonwood Crk
Location2.1 MI N Petty John Road
RouteCounty Highway 0
Coordinates40.20806, -122.54439
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; extensive scour has occurred
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating28.5 US tons
Inventory rating17.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length45 ft (13.7 m)
Longest span30 ft (9.1 m)
Deck width20 ft (6.2 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2022)
Projected traffic82 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$305,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Vestal Road over Coldfork Cottonwood Crk built?

It was built in 1921, making it 104 years old in 2025. It was reconstructed in 1980.

What condition is Vestal Road over Coldfork Cottonwood Crk in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Vestal Road over Coldfork Cottonwood Crk carry?

About 60 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Vestal Road over Coldfork Cottonwood Crk?

The structure is 45 ft (13.7 m) long with a longest span of 30 ft (9.1 m) and a deck 20 ft wide.

Who owns Vestal Road over Coldfork Cottonwood Crk?

It is owned by the County Highway Agency.