US Bridges

Piru Canyon RD over Piru Creek

Good

Ventura County, California · 2.4 MI N Center ST · Structure no. 52C0260

Built
1983
42 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
216 ft
3 main spans
Daily traffic
700
2019 count
Owner
County
County Highway Agency

About this bridge

Piru Canyon RD over Piru Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Piru Canyon RD over Piru Creek in Ventura County, California. It was built in 1983, so it is 42 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 700 vehicles a day, roughly 1% of them trucks, projected to reach 1,392 by 2046. The structure is 216 ft (65.8 m) long and 35 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesPiru Canyon RD
CrossesPiru Creek
Location2.4 MI N Center ST
RouteCounty Highway 0
Coordinates34.43261, -118.76102
Functional classRural Minor Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.1 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length216 ft (65.8 m)
Longest span70 ft (21.3 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2019)
Projected traffic1,392 by 2046
Trucks1%
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 Piru Canyon RD over Piru Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Piru Canyon RD over Piru 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 April 2024.

How much traffic does Piru Canyon RD over Piru Creek carry?

About 700 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is Piru Canyon RD over Piru Creek?

The structure is 216 ft (65.8 m) long with a longest span of 70 ft (21.3 m) and a deck 35 ft wide.

Who owns Piru Canyon RD over Piru Creek?

It is owned by the County Highway Agency.