US Bridges

Foster RD over Mark Creek

Good

Shasta County, California · 2.7 MI SW Gas Point RD · Structure no. 06C0368

Built
2004
21 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
30
2013 count
Owner
County
County Highway Agency

About this bridge

Foster RD over Mark Creek is a concrete continuous culvert carrying Foster RD over Mark Creek in Shasta County, California. It was built in 2004, so it is 21 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 30 vehicles a day, roughly 15% of them trucks, projected to reach 123 by 2044. The structure is 26 ft (7.8 m) long and 35 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesFoster RD
CrossesMark Creek
Location2.7 MI SW Gas Point RD
RouteCounty Highway 0
Coordinates40.37635, -122.55578
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length26 ft (7.8 m)
Longest span13 ft (3.9 m)
Deck width35 ft (10.8 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2013)
Projected traffic123 by 2044
Trucks15%
Lanes on structure2
Traffic directionTwo-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 Foster RD over Mark Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is Foster RD over Mark 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 September 2024.

How much traffic does Foster RD over Mark Creek carry?

About 30 vehicles per day (2013 count), of which roughly 15% are trucks.

How long is Foster RD over Mark Creek?

The structure is 26 ft (7.8 m) long with a longest span of 13 ft (3.9 m) and a deck 35 ft wide.

Who owns Foster RD over Mark Creek?

It is owned by the County Highway Agency.