US Bridges

Falls Avenue over Sacramento River

Good

Shasta County, California · East of I-5 near Swetbrir · Structure no. 06C0028

Built
1974
51 years old
Condition
Good
inspected September 2021
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
167 ft
3 main spans
Daily traffic
100
2013 count
Owner
County
County Highway Agency

About this bridge

Falls Avenue over Sacramento River is a concrete continuous box beam or girders - multiple carrying Falls Avenue over Sacramento River in Shasta County, California. It was built in 1974, so it is 51 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 3% of them trucks, projected to reach 156 by 2038. The structure is 167 ft (50.8 m) long and 19 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesFalls Avenue
CrossesSacramento River
LocationEast of I-5 near Swetbrir
RouteCounty Highway 0
Coordinates41.12992, -122.31971
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
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 rating110 US tons
Inventory rating73.5 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length167 ft (50.8 m)
Longest span95 ft (29 m)
Deck width19 ft (5.9 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2013)
Projected traffic156 by 2038
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Falls Avenue over Sacramento River built?

It was built in 1974, making it 51 years old in 2025.

What condition is Falls Avenue over Sacramento River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2021.

How much traffic does Falls Avenue over Sacramento River carry?

About 100 vehicles per day (2013 count), of which roughly 3% are trucks.

How long is Falls Avenue over Sacramento River?

The structure is 167 ft (50.8 m) long with a longest span of 95 ft (29 m) and a deck 19 ft wide.

Who owns Falls Avenue over Sacramento River?

It is owned by the County Highway Agency.