US Bridges

Chandon Ave over Sutter-Butte Canal

Poor

Butte County, California · 1.4 MI E/O Larkin RD · Structure no. 12C0161

Built
1968
57 years old
Condition
Poor
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
40 ft
2 main spans
Daily traffic
20
2017 count
Owner
County
County Highway Agency

About this bridge

Chandon Ave over Sutter-Butte Canal is a steel continuous stringer/multi-beam or girder carrying Chandon Ave over Sutter-Butte Canal in Butte County, California. It was built in 1968, so it is 57 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 4 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 20 vehicles a day, projected to reach 21 by 2045. The structure is 40 ft (12.2 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesChandon Ave
CrossesSutter-Butte Canal
Location1.4 MI E/O Larkin RD
RouteCounty Highway 0
Coordinates39.31471, -121.63531
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.3 US tons
Inventory rating29.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span19 ft (5.8 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2017)
Projected traffic21 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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$227,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Chandon Ave over Sutter-Butte Canal built?

It was built in 1968, making it 57 years old in 2025.

What condition is Chandon Ave over Sutter-Butte Canal 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 February 2025.

How much traffic does Chandon Ave over Sutter-Butte Canal carry?

About 20 vehicles per day (2017 count).

How long is Chandon Ave over Sutter-Butte Canal?

The structure is 40 ft (12.2 m) long with a longest span of 19 ft (5.8 m) and a deck 16 ft wide.

Who owns Chandon Ave over Sutter-Butte Canal?

It is owned by the County Highway Agency.