Study list: California DMV Permit Practice Test (Class C)

On a two-way road with a single lane each way, a solid yellow line runs along your half of the center. May you pass the car ahead?

Answer: No, passing is not allowed there

Passing is not allowed while the solid yellow line borders your half of a two-lane, two-way road. You may pass only where the broken yellow line is next to your lane, and only when it is safe.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Lane Markings

How must you treat two pairs of double yellow lines placed at least two feet apart?

Answer: As a barrier: do not drive over it or turn across it except at designated openings

Two sets of double yellow lines at least two feet apart act as a barrier. You may not drive on or over them, or make a left turn or U-turn across them, except at openings made for that purpose.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Lane Markings

What may you NOT do at double solid white lines, such as those beside a carpool lane?

Answer: Change lanes across them

Double solid white lines are a lane barrier. Wait for a single broken white line before changing lanes.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Lane Markings

Which lane is called the “Number 1 Lane” in California?

Answer: The far-left (fast) lane

Lanes are numbered from the left: the left or fast lane is Number 1, the next lane to its right is Number 2, and so on.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Choosing a Lane

How far may you drive in a center left turn lane?

Answer: No more than 200 feet

A center left turn lane is only for preparing and making a left turn or U-turn, never for passing. California limits driving in it to 200 feet.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Center Left Turn Lanes

Passing is unsafe on a two-lane road and you are going slowly. How many vehicles must be behind you before you are required to use a turnout?

Answer: Five or more

When five or more vehicles are lined up behind you and passing is unsafe, pull into a turnout area or lane to let them by.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Turnout Areas or Lanes

When may you drive in a bicycle lane to make a right turn?

Answer: Within 200 feet of the intersection where you will turn

Driving in a bike lane is illegal except to park where allowed, to enter or leave the road, or to turn within 200 feet of an intersection. Check for bicyclists first.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Bicycle Lanes

How far before a turn should you signal?

Answer: At least 100 feet

Signal at least 100 feet before turning, even when you see no other vehicles.

Source: California Driver’s Handbook (2025), Section 5: An Introduction to Driving, Signaling

May you turn right at a solid red light?

Answer: Yes, after a complete stop, unless a NO TURN ON RED sign is posted

After a full stop at the limit line, and after yielding to pedestrians and traffic, you may turn right on red unless a sign prohibits it.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Right Turn Against a Red Light

You are stopped at a red arrow pointing right. What must you do?

Answer: Stay stopped until a green light or green arrow appears

Unlike a solid red light, a red arrow does not allow a turn after stopping. Wait for green.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Traffic Signals

When may you turn left against a red light in California?

Answer: When turning from a one-way street onto another one-way street, unless a sign prohibits it

California allows a left turn on red only when both streets are one-way, after you stop and yield to vehicles, pedestrians and bicyclists who have a green light.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Left Turn Against a Red Light

In a residential district, when may you make a U-turn (if no sign prohibits it)?

Answer: When no vehicles are approaching within 200 feet

In a residential district, a U-turn is allowed when no vehicles are coming toward you within 200 feet.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, U-Turn

Where is a U-turn never allowed?

Answer: In front of a fire station

Never make a U-turn in front of a fire station or use its driveway to turn around. U-turns are also banned in business districts, on one-way streets, at railroad crossings and where you cannot see 200 feet each way.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, U-Turn

Once you are in the proper lane to leave a highway, when should you signal?

Answer: About five seconds (roughly 400 feet) before the exit

Signal about five seconds, around 400 feet, before you exit, and do not cross any solid lines.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Exiting

To merge into traffic on a highway, about how much space do you need?

Answer: A full block, about 300 feet

You need about half a block (150 feet) on city streets and a full block (300 feet) on the highway to merge, enter or exit traffic.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Crossing or Entering Traffic

You should not pass another vehicle within how many feet of an intersection, bridge, tunnel or railroad crossing?

Answer: 100 feet

Passing is not allowed within 100 feet of intersections, bridges, tunnels, railroad crossings and other hazardous spots.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Passing

To pass safely, how far ahead should any hill or curve be?

Answer: At least one-third of a mile

You need room to finish the pass and get back into your lane, so any hill or curve should be a third of a mile or more away.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Passing

When may you pass another vehicle on the right?

Answer: When the driver ahead is turning left and you can pass safely

Passing on the right is allowed on open highways with two or more lanes in your direction, on one-way streets, or when the driver ahead is turning left. Never leave the paved road to pass.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, How to Pass

After parallel parking, how close to the curb should your vehicle be?

Answer: Within 18 inches

A correctly parallel-parked vehicle is parallel to the curb and within 18 inches of it.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Parallel Parking

You park facing uphill on a street with a curb. How should you turn your front wheels?

Answer: Away from the curb, so the tire gently rests against it if the car rolls back

Facing uphill with a curb, turn the wheels away from the curb and let the car roll back a few inches until a wheel touches the curb. Always set the parking brake.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Parking on a Hill

You park facing downhill next to a curb. How should you turn your front wheels?

Answer: Into the curb

Facing downhill, turn the front wheels into the curb (toward the side of the road) so the curb stops the car if it rolls.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Parking on a Hill

You park on a hill where there is no curb. Which way should your wheels point?

Answer: To the right, so a rolling car would head off the road, away from traffic

With no curb, uphill or downhill, turn the wheels to the right so a rolling car heads off the road, not into traffic.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Parking on a Hill

What does a white-painted curb mean?

Answer: Only brief stops to let passengers in or out

White curbs are for quick passenger pick-up and drop-off only.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Parking at Colored Curbs

What does a green-painted curb mean?

Answer: You may park for a limited time

Green curbs allow parking for a limited time; the limit is posted on a sign or painted on the curb.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Parking at Colored Curbs

What does a red-painted curb mean?

Answer: No stopping, standing or parking

At a red curb you may not stop, stand or park; buses may stop where a red zone is marked for them.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Parking at Colored Curbs

What is a yellow-painted curb for?

Answer: Loading and unloading passengers and freight, for no longer than the posted time

Yellow curbs are loading zones for passengers and freight; drivers of noncommercial vehicles are usually required to stay with the vehicle.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Parking at Colored Curbs

How close to a fire hydrant may you park?

Answer: No closer than 15 feet

Keep at least 15 feet away from fire hydrants and from fire station driveways.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Illegal Parking

In California, you may not park within how many feet of a marked or unmarked crosswalk (where there is no curb extension)?

Answer: 20 feet

Parking is banned within 20 feet of a crosswalk, or within 15 feet where a curb extension is present, so drivers can see people crossing.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Illegal Parking

A law enforcement officer signals you to pull over. What should you do first?

Answer: Turn on your right turn signal and move completely onto the right shoulder

Signal right to show you have seen the officer, move fully onto the right shoulder (even from a carpool lane), and stay inside with your hands visible.

Source: California Driver’s Handbook (2025), Section 6: Navigating the Roads, Law Enforcement Stops

What does a flashing red traffic light mean?

Answer: Stop, then go when it is safe

Treat a flashing red light like a STOP sign: stop completely, then proceed when it is safe.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Traffic Signals

What does a flashing yellow traffic light mean?

Answer: Slow down and proceed with caution; you do not need to stop

A flashing yellow light is a warning: slow down, be alert and continue carefully.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Traffic Signals

What does a flashing yellow arrow mean?

Answer: You may turn, but you must yield to oncoming traffic because the turn is not protected

A flashing yellow arrow allows the turn but gives you no protection: yield to oncoming traffic first.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Traffic Signals

The traffic light at an intersection is not working. What should you do?

Answer: Stop as if there were STOP signs in all directions, then proceed when safe

A dark traffic signal is treated as an all-way stop.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Traffic Signals

A pedestrian is still crossing while the “Don’t Walk” signal is flashing. What must you do?

Answer: Yield to the pedestrian

Drivers must yield to pedestrians even when the Don’t Walk signal is flashing.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Pedestrian Signals and Signs

What does a five-sided (pentagon-shaped) sign tell you?

Answer: You are near a school

The five-sided sign marks a school area: slow down and be ready to stop for children crossing.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Signs

Driving at night, how can you tell you may be going the wrong way on a road?

Answer: Reflectors on the road look red in your headlight beams

Red reflectors facing you warn that you are going the wrong way. Turn around or back out as soon as you safely can.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Signs

At an intersection without STOP or YIELD signs, you and another vehicle arrive at the same time. Who has the right-of-way?

Answer: The vehicle on the right

Whoever arrives first goes first. When you arrive together, yield to the driver, walker or cyclist on your right.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Right-of-Way Rules

At a T intersection without STOP or YIELD signs, who has the right-of-way?

Answer: Traffic on the through road

Vehicles, bicyclists and pedestrians continuing straight on the through road go first.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Right-of-Way Rules

When entering a roundabout, you should:

Answer: Give way to vehicles already circling inside it

Slow down, yield to traffic already circulating, then travel counter-clockwise without stopping or passing.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Roundabouts

On a steep and narrow mountain road, two vehicles meet with no room to pass. Which one has the right-of-way?

Answer: The vehicle facing uphill

Backing uphill is easier to control for the downhill driver, so that driver reverses and lets the uphill vehicle go first.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Mountain Roads

A pedestrian using a white cane pulls the cane in and steps back from the intersection. What does this usually mean?

Answer: You may go

Pedestrians with guide dogs or white canes always have the right-of-way. Never honk at them; pulling the cane in usually signals that you may go.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Pedestrians who are Blind

At 55 mph, about how far can a large vehicle need to stop, compared with about 300 feet for a passenger car?

Answer: Up to 400 feet

Large vehicles need much more room to stop, so never cut in front of a truck and then slow down.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Sharing the Road – Braking

A bus, streetcar or trolley has come to a stop at a safety zone. What is the highest speed at which you may pass it?

Answer: 10 mph

Pass these vehicles at 10 mph or less while they wait at a safety zone or signal, and never drive through a safety zone.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Buses, Streetcars, Trolleys

It is illegal to follow within how many feet of an emergency vehicle that has its siren or flashing lights on?

Answer: 300 feet

Stay at least 300 feet behind fire engines, police vehicles and ambulances with sirens or lights on. When one approaches, drive to the right edge and stop.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Emergency Vehicles

Changing lanes to pass a bicyclist is not possible. How much space must you leave?

Answer: At least three feet; if you cannot, wait to pass

Leave three feet or more between your car and the rider. If that much room is not available, wait before passing.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Passing a Bicyclist

Unless a different limit is posted, how fast may you drive within 500 feet of a school when children are outside or crossing?

Answer: 25 mph

The limit is 25 mph near schools when children are present; some school zones post limits as low as 15 mph.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Around Children

A school bus ahead has red lights flashing on a two-lane road. What must you do?

Answer: Stop, from either direction, and stay stopped while the red lights flash

Flashing red lights on a school bus mean drivers from both directions stop until the lights go off. The exception is a bus across a divided or multilane highway.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Around Children

What is the speed limit at a blind intersection (no stop signs at any corner and your view is blocked)?

Answer: 15 mph

At a blind intersection the limit is 15 mph; edge forward slowly until you can see.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Blind Intersections

What is the speed limit in an alley?

Answer: 15 mph

An alley is a road no wider than 25 feet giving access to the back or side of buildings. The limit there is 15 mph.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Alleys

When crossing signals or a flagger warn that a train is coming, how far from the nearest track must you stop?

Answer: At least 15 feet

Stop 15 feet or more from the closest track, and never drive around or under lowering gates. A train can come on any track at any time.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Near Railroad or Light Rail Tracks

Unless otherwise posted, what is the speed limit in business or residential districts?

Answer: 25 mph

Business and residential districts have a 25 mph limit unless signs show a different one.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Business or Residential Districts

Unless otherwise posted, what is the maximum speed limit on most California highways?

Answer: 65 mph

Most highways top out at 65 mph, while two-lane undivided highways and vehicles towing trailers are limited to 55 mph. The Basic Speed Law still applies.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Manage Your Speed

What does California’s Basic Speed Law say?

Answer: Never drive faster than is safe for current conditions

Regardless of the posted limit, your speed must suit traffic, road surface, weather and people on or near the road.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Manage Your Speed

What is the lowest number of points within 12 months that can lead to suspension of an adult driver’s license?

Answer: 4 points

Suspension can follow at 4 points within 12 months, 6 within 24 months or 8 within 36 months.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Points on Your Driver’s Record

During the first 12 months with a provisional license, a driver under 18 may not drive during which hours (unless an exception applies)?

Answer: From 11 p.m. to 5 a.m.

In the first 12 months, provisional drivers may not drive late at night (11 p.m. to 5 a.m.). They also may not carry passengers under 20 unless a parent, guardian or California-licensed driver aged 25 or over rides along. Signed notes allow exceptions for medical, school, work and family needs.

Source: California Driver’s Handbook (2025), Section 2: Getting an Instruction Permit and Driver’s License, Minor’s Restrictions

A provisional driver may carry passengers under what age only if a parent, guardian or California-licensed driver aged 25 or older rides along?

Answer: Under 20

Passengers under 20 are allowed only when a parent, guardian or California-licensed driver aged 25 or over is also in the car.

Source: California Driver’s Handbook (2025), Section 2: Getting an Instruction Permit and Driver’s License, Minor’s Restrictions

How much supervised practice must a driver under 18 complete before the drive test?

Answer: At least 50 hours, including 10 at night

Minors need at least 50 hours of practice with a California-licensed driver aged 25 or older, 10 of them at night, and a permit held for at least 6 months.

Source: California Driver’s Handbook (2025), Section 2: Getting an Instruction Permit and Driver’s License, Applying For A Driver’s License

Within what distance of an oncoming vehicle must you dim your high beams?

Answer: 500 feet

Switch to low beams within 500 feet of oncoming traffic and within 300 feet of a car ahead of you.

Source: California Driver’s Handbook (2025), Section 5: An Introduction to Driving, Using Your Headlights

When must you begin using your headlights in the evening?

Answer: 30 minutes after sunset

Headlights are required from half an hour after sunset to half an hour before sunrise, whenever you cannot see 1,000 feet ahead, and whenever rain, fog or snow require wipers.

Source: California Driver’s Handbook (2025), Section 5: An Introduction to Driving, Using Your Headlights

You need your windshield wipers because of rain. What does California law also require?

Answer: Turn on your low-beam headlights

If fog, rain or snow requires wipers, low-beam headlights must be on. Driving with only parking lights is illegal.

Source: California Driver’s Handbook (2025), Section 5: An Introduction to Driving, Using Your Headlights

On a wet road, by how much should you reduce your speed?

Answer: By 5 to 10 mph

Slow by 5 to 10 mph on wet roads, by half on packed snow, and to 5 mph or less on ice.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Slippery Roads

How fast should you drive on ice?

Answer: No more than 5 mph

Ice is the most slippery condition: reduce speed to 5 mph or less.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Slippery Roads

In heavy rain or snow you cannot see farther than 100 feet. What is the fastest safe speed?

Answer: 30 mph

When visibility drops to 100 feet or less, 30 mph is the most you should drive.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Slippery Roads

Which rule helps you keep a safe following distance?

Answer: The three-second rule

Keep at least three seconds behind the vehicle ahead so you can react if it brakes suddenly; leave more space in bad conditions.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Tailgating

How far ahead should you scan the road while driving?

Answer: At least 10 seconds ahead

Scanning at least 10 seconds ahead gives you time to spot hazards and avoid last-minute moves.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Scan Your Surroundings

Your car starts to skid on a slippery road. What should you do?

Answer: Ease off the accelerator, do not brake, and steer in the direction of the skid

Slowly lift off the gas, avoid the brakes, steer where the skid is taking you, and try to get a wheel onto dry pavement.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Slippery Surface Skids

Your vehicle starts to hydroplane. What should you do?

Answer: Slow down gradually without using the brakes

When tires ride on water, sudden braking can cause a loss of control. Slow down gradually.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Hydroplaning

Which lights should you use in heavy fog?

Answer: Low-beam headlights

High beams reflect off fog and cause glare. Use low beams, never drive with only parking or fog lights, and increase following distance.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Fog or Heavy Smoke

It is illegal for a driver 21 or older to drive with a blood alcohol concentration (BAC) of:

Answer: 0.08% or higher

The limit is 0.08% for drivers 21 and over, 0.04% for commercial drivers and drivers carrying passengers for hire, and 0.01% for drivers under 21 or on DUI probation.

Source: California Driver’s Handbook (2025), Section 9: Alcohol and Drugs, Blood Alcohol Concentration (BAC) Limits

For a driver under 21, what BAC is illegal?

Answer: 0.01% or higher

Drivers under 21 may not drive with a BAC of 0.01% or more.

Source: California Driver’s Handbook (2025), Section 9: Alcohol and Drugs, Blood Alcohol Concentration (BAC) Limits

An officer suspects you of driving under the influence and you refuse a blood or urine test. What happens?

Answer: Your driving privilege is suspended or revoked for a year

By driving in California you consent to chemical testing. Refusing leads to a one-year suspension or revocation.

Source: California Driver’s Handbook (2025), Section 9: Alcohol and Drugs

Where must an opened container of alcohol be kept in a passenger vehicle?

Answer: In the trunk or a place where passengers do not sit

Alcohol or cannabis carried in a vehicle must be sealed and unopened; an opened container must be in the trunk or an area without passengers. The glove box is not allowed.

Source: California Driver’s Handbook (2025), Section 9: Alcohol and Drugs, Use or Possession of Alcohol or Cannabis Products

How long do DUI convictions stay on your California driver’s record?

Answer: 10 years

DUI convictions remain on your record for 10 years, and a later DUI during that time can bring extra penalties.

Source: California Driver’s Handbook (2025), Section 9: Alcohol and Drugs, DUI Convictions

What is California’s minimum insurance coverage for property damage?

Answer: $15,000

Minimum liability coverage is $30,000 for one person’s injury or death, $60,000 for more than one person, and $15,000 for property damage.

Source: California Driver’s Handbook (2025), Section 10: Financial Responsibility, Insurance Requirements, and Collisions

You are in a collision that causes more than $1,000 in property damage. Within how many days must you report it to DMV?

Answer: 10 days

Each driver must file an SR 1 report with DMV within 10 days if damage exceeds $1,000 or anyone is hurt, whoever was at fault. Failing to report leads to suspension.

Source: California Driver’s Handbook (2025), Section 10: Financial Responsibility, Insurance Requirements, and Collisions, Reporting a Collision

A child under 8 years old, or shorter than 4 feet 9 inches, must generally ride:

Answer: In a child safety restraint, in the back seat

Children under 8 or under 4 feet 9 inches must be in a child restraint in a back seat, except in limited cases such as no rear seat.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Child Restraint System and Safety Seats

It is illegal to leave a child of what age or younger unattended in a vehicle?

Answer: Six years old or younger

A child six or younger may not be left alone in a vehicle; they may be left with someone at least 12 years old.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Unattended Children and Pets

How far should you sit from the steering wheel air bag cover?

Answer: At least 10 inches

Sit at least 10 inches from the air bag cover, measured from the center of the wheel to your breastbone, while keeping full control.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Air Bags

Under what circumstance may a driver under 18 use a cell phone while driving?

Answer: Only to call for emergency help

Minors may not use a cell phone or other wireless device to answer calls or send or reply to texts while driving; the only exception is a call for emergency help.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Minors And Cell Phones

Is it legal to drive with earplugs or a headset covering both ears?

Answer: No, it is illegal

Drivers need to hear warnings such as horns and sirens, so covering both ears is illegal.

Source: California Driver’s Handbook (2025), Section 5: An Introduction to Driving

Your car stalls on railroad tracks, a train is coming and the warning lights are flashing. What should you do?

Answer: Get out immediately and run away from the tracks diagonally toward the direction the train is coming from

Get out right away and move off the tracks at an angle, heading toward the oncoming train, then call 911.

Source: California Driver’s Handbook (2025), Section 8: Safe Driving, Disabled Vehicles on Railroad Tracks

Cargo extending more than 4 feet past your rear bumper must be marked with:

Answer: A red or fluorescent orange flag at least 12 inches square

Long loads need a 12-inch red or fluorescent orange flag, and two red lights at night.

Source: California Driver’s Handbook (2025), Section 7: Laws and Rules of the Road, Other Important Roadway Information