US Bridges

Ramp/Connector 5 over Oat Creek

Good

Tehama County, California · 02-TEH-005-R19.67 · Structure no. 08 0117S

Built
1965
60 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete Continuous
Length
199 ft
7 main spans
Daily traffic
20,000
2015 count
Owner
State
State Highway Agency

About this bridge

Ramp/Connector 5 over Oat Creek is a concrete continuous slab carrying Ramp/Connector 5 over Oat Creek in Tehama County, California. It was built in 1965, so it is 60 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 20,000 vehicles a day, roughly 27% of them trucks, projected to reach 32,000 by 2040. The structure is 199 ft (60.7 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesRamp/Connector 5
CrossesOat Creek
Location02-TEH-005-R19.67
RouteInterstate 5
CountyTehama County
StateCalifornia
Coordinates40.08237, -122.2158
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length199 ft (60.7 m)
Longest span28 ft (8.5 m)
Deck width26 ft (7.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2015)
Projected traffic32,000 by 2040
Trucks27%
Lanes on structure1
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 Ramp/Connector 5 over Oat Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Ramp/Connector 5 over Oat 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 March 2023.

How much traffic does Ramp/Connector 5 over Oat Creek carry?

About 20,000 vehicles per day (2015 count), of which roughly 27% are trucks.

How long is Ramp/Connector 5 over Oat Creek?

The structure is 199 ft (60.7 m) long with a longest span of 28 ft (8.5 m) and a deck 26 ft wide.

Who owns Ramp/Connector 5 over Oat Creek?

It is owned by the State Highway Agency.