US Bridges

Sacramento Ave over Sutter Bypass E Channel

Poor

Sutter County, California · 1.1 MI West of SR 99 · Structure no. 18C0025

Built
1975
50 years old
Condition
Poor
inspected February 2025
Type
Slab
Concrete Continuous
Length
184 ft
7 main spans
Daily traffic
334
2015 count
Owner
County
County Highway Agency

About this bridge

Sacramento Ave over Sutter Bypass E Channel is a concrete continuous slab carrying Sacramento Ave over Sutter Bypass E Channel in Sutter County, California. It was built in 1975, so it is 50 years old, younger 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 334 vehicles a day, roughly 9% of them trucks, projected to reach 215 by 2047. The structure is 184 ft (56.1 m) long and 30 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

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CarriesSacramento Ave
CrossesSutter Bypass E Channel
Location1.1 MI West of SR 99
RouteCounty Highway 0
CountySutter County
StateCalifornia
Coordinates38.91717, -121.62511
Functional classRural Minor Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating31.7 US tons
Inventory rating24.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length184 ft (56.1 m)
Longest span28 ft (8.5 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic334 (2015)
Projected traffic215 by 2047
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$861,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Sacramento Ave over Sutter Bypass E Channel built?

It was built in 1975, making it 50 years old in 2025.

What condition is Sacramento Ave over Sutter Bypass E Channel 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 Sacramento Ave over Sutter Bypass E Channel carry?

About 334 vehicles per day (2015 count), of which roughly 9% are trucks.

How long is Sacramento Ave over Sutter Bypass E Channel?

The structure is 184 ft (56.1 m) long with a longest span of 28 ft (8.5 m) and a deck 30 ft wide.

Who owns Sacramento Ave over Sutter Bypass E Channel?

It is owned by the County Highway Agency.