US Bridges

State Route 118 over Las Llagas Creek

Good

Ventura County, California · 07-VEN-118-R28.30-SIMV · Structure no. 52 0343

Built
1968
57 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
144,000
2019 count
Owner
State
State Highway Agency

About this bridge

State Route 118 over Las Llagas Creek is a concrete continuous culvert carrying State Route 118 over Las Llagas Creek in Ventura County, California. It was built in 1968, so it is 57 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 144,000 vehicles a day, roughly 8% of them trucks, projected to reach 173,428 by 2047. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState Route 118
CrossesLas Llagas Creek
Location07-VEN-118-R28.30-SIMV
RouteState Highway 118
Coordinates34.28142, -118.70064
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum 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 Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic144,000 (2019)
Projected traffic173,428 by 2047
Trucks8%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 118 over Las Llagas Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is State Route 118 over Las Llagas 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 February 2025.

How much traffic does State Route 118 over Las Llagas Creek carry?

About 144,000 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is State Route 118 over Las Llagas Creek?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m).

Who owns State Route 118 over Las Llagas Creek?

It is owned by the State Highway Agency.