US Bridges

State Route 14 over Acton Canyon Wash

Good

Los Angeles County, California · 07-LA-014-R49.00 · Structure no. 53 1912

Built
1965
60 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
29 ft
3 main spans
Daily traffic
98,000
2019 count
Owner
State
State Highway Agency

About this bridge

State Route 14 over Acton Canyon Wash is a concrete culvert carrying State Route 14 over Acton Canyon Wash in Los Angeles 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 98,000 vehicles a day, projected to reach 182,256 by 2041. The structure is 29 ft (8.8 m) long and 243 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState Route 14
CrossesActon Canyon Wash
Location07-LA-014-R49.00
RouteState Highway 14
Coordinates34.49239, -118.19252
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span8 ft (2.4 m)
Deck width243 ft (74.2 m)
Roadway width141 ft (43 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic98,000 (2019)
Projected traffic182,256 by 2041
Trucks0%
Lanes on structure6
Traffic directionTwo-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 State Route 14 over Acton Canyon Wash built?

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

What condition is State Route 14 over Acton Canyon Wash 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 February 2023.

How much traffic does State Route 14 over Acton Canyon Wash carry?

About 98,000 vehicles per day (2019 count).

How long is State Route 14 over Acton Canyon Wash?

The structure is 29 ft (8.8 m) long with a longest span of 8 ft (2.4 m) and a deck 243 ft wide.

Who owns State Route 14 over Acton Canyon Wash?

It is owned by the State Highway Agency.