US Bridges

Old Creek Road over San Antonio Creek

Good

Ventura County, California · 0.01 MI E/O RTE I33 · Structure no. 52C0281

Built
2011
14 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
210 ft
2 main spans
Daily traffic
150
2022 count
Owner
County
County Highway Agency

About this bridge

Old Creek Road over San Antonio Creek is a concrete continuous box beam or girders - multiple carrying Old Creek Road over San Antonio Creek in Ventura County, California. It was built in 2011, so it is 14 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 150 vehicles a day, roughly 1% of them trucks, projected to reach 204 by 2042. The structure is 210 ft (64 m) long and 25 ft wide. If it were closed, the detour would be 61.5 mi (99 km).

CarriesOld Creek Road
CrossesSan Antonio Creek
Location0.01 MI E/O RTE I33
RouteCounty Highway 0
Coordinates34.38258, -119.30319
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length210 ft (64 m)
Longest span109 ft (33.1 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic204 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed61.5 mi (99 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 Old Creek Road over San Antonio Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is Old Creek Road over San Antonio 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 July 2024.

How much traffic does Old Creek Road over San Antonio Creek carry?

About 150 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Old Creek Road over San Antonio Creek?

The structure is 210 ft (64 m) long with a longest span of 109 ft (33.1 m) and a deck 25 ft wide.

Who owns Old Creek Road over San Antonio Creek?

It is owned by the County Highway Agency.