US Bridges

State Route 118 over Arroyo Del Tapo Channel

Fair

Ventura County, California · 07-VEN-118-R26.80-SIMV · Structure no. 52 0321R

Built
1967
58 years old
Condition
Fair
inspected February 2025
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
118 ft
3 main spans
Daily traffic
70,000
2019 count
Owner
State
State Highway Agency

About this bridge

State Route 118 over Arroyo Del Tapo Channel is a concrete continuous box beam or girders - multiple carrying State Route 118 over Arroyo Del Tapo Channel in Ventura County, California. It was built in 1967, so it is 58 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 70,000 vehicles a day, roughly 8% of them trucks, projected to reach 76,513 by 2047. The structure is 118 ft (35.9 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState Route 118
CrossesArroyo Del Tapo Channel
Location07-VEN-118-R26.80-SIMV
RouteState Highway 118
Coordinates34.28204, -118.72689
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
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
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating36.8 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length118 ft (35.9 m)
Longest span64 ft (19.5 m)
Deck width53 ft (16.2 m)
Roadway width51 ft (15.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70,000 (2019)
Projected traffic76,513 by 2047
Trucks8%
Lanes on structure3
Traffic directionOne-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 Arroyo Del Tapo Channel built?

It was built in 1967, making it 58 years old in 2025.

What condition is State Route 118 over Arroyo Del Tapo Channel in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2025.

How much traffic does State Route 118 over Arroyo Del Tapo Channel carry?

About 70,000 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is State Route 118 over Arroyo Del Tapo Channel?

The structure is 118 ft (35.9 m) long with a longest span of 64 ft (19.5 m) and a deck 53 ft wide.

Who owns State Route 118 over Arroyo Del Tapo Channel?

It is owned by the State Highway Agency.