US Bridges

Interstate 5 SB over Brannin Creek

Good

Tehama County, California · 02-TEH-005-R5.50 · Structure no. 08 0128L

Built
1966
59 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete Continuous
Length
176 ft
6 main spans
Daily traffic
12,300
2015 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 SB over Brannin Creek is a concrete continuous slab carrying Interstate 5 SB over Brannin Creek in Tehama County, California. It was built in 1966, so it is 59 years old, older 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 12,300 vehicles a day, roughly 25% of them trucks, projected to reach 22,546 by 2040. The structure is 176 ft (53.6 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 5 SB
CrossesBrannin Creek
Location02-TEH-005-R5.50
RouteInterstate 5
Coordinates39.87772, -122.20019
Functional classRural Principal Arterial - Interstate

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 protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.8 US tons
Inventory rating46.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length176 ft (53.6 m)
Longest span29 ft (8.8 m)
Deck width46 ft (13.9 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,300 (2015)
Projected traffic22,546 by 2040
Trucks25%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Interstate 5 SB over Brannin Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is Interstate 5 SB over Brannin Creek 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 April 2023.

How much traffic does Interstate 5 SB over Brannin Creek carry?

About 12,300 vehicles per day (2015 count), of which roughly 25% are trucks.

How long is Interstate 5 SB over Brannin Creek?

The structure is 176 ft (53.6 m) long with a longest span of 29 ft (8.8 m) and a deck 46 ft wide.

Who owns Interstate 5 SB over Brannin Creek?

It is owned by the State Highway Agency.