US Bridges

Mcandrew RD over Thacher Creek

Fair

Ventura County, California · 0.9 MI N Reeves RD · Structure no. 52C0273

Built
1991
34 years old
Condition
Fair
inspected April 2022
Type
Culvert
Concrete
Length
39 ft
1 main span
Daily traffic
500
2019 count
Owner
County
County Highway Agency

About this bridge

Mcandrew RD over Thacher Creek is a concrete culvert carrying Mcandrew RD over Thacher Creek in Ventura County, California. It was built in 1991, so it is 34 years old, younger 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 6 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 500 vehicles a day, roughly 1% of them trucks, projected to reach 1,323 by 2040. The structure is 39 ft (11.9 m) long and 39 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesMcandrew RD
CrossesThacher Creek
Location0.9 MI N Reeves RD
RouteCounty Highway 0
CountyVentura County
StateCalifornia
Coordinates34.4614, -119.18334
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: 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
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length39 ft (11.9 m)
Longest span28 ft (8.5 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2019)
Projected traffic1,323 by 2040
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Mcandrew RD over Thacher Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Mcandrew RD over Thacher Creek 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 April 2022.

How much traffic does Mcandrew RD over Thacher Creek carry?

About 500 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is Mcandrew RD over Thacher Creek?

The structure is 39 ft (11.9 m) long with a longest span of 28 ft (8.5 m) and a deck 39 ft wide.

Who owns Mcandrew RD over Thacher Creek?

It is owned by the County Highway Agency.