US Bridges

Ridge RD over Red Bank Creek

Good

Tehama County, California · At Red Bank RD · Structure no. 08C0015

Built
1988
37 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete Continuous
Length
130 ft
4 main spans
Daily traffic
80
2007 count
Owner
County
County Highway Agency

About this bridge

Ridge RD over Red Bank Creek is a concrete continuous slab carrying Ridge RD over Red Bank Creek in Tehama County, California. It was built in 1988, so it is 37 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 80 vehicles a day, projected to reach 109 by 2045. The structure is 130 ft (39.6 m) long and 29 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesRidge RD
CrossesRed Bank Creek
LocationAt Red Bank RD
RouteCounty Highway 0
Coordinates40.10901, -122.44564
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 protection7 GoodSome minor problems.
Last inspectionApril 2023
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 geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length130 ft (39.6 m)
Longest span32 ft (9.8 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2007)
Projected traffic109 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 Ridge RD over Red Bank Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Ridge RD over Red Bank 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 Ridge RD over Red Bank Creek carry?

About 80 vehicles per day (2007 count).

How long is Ridge RD over Red Bank Creek?

The structure is 130 ft (39.6 m) long with a longest span of 32 ft (9.8 m) and a deck 29 ft wide.

Who owns Ridge RD over Red Bank Creek?

It is owned by the County Highway Agency.