Double solid yellow lines in the center of the road mean that passing is not allowed from either direction. You may not cross the lines unless you are making a left turn or passing pedestrians, bicyclists, and riders of scooters or skateboards when the opposite lane is clear and you can pass safely.

It is estimated that drivers make 200 decisions for every mile traveled, making it vital that drivers focus their full attention on the task of driving. Performing any additional task can create a dangerous distraction.

Railroad crossing warning signs are used to warn drivers of the possibility of a train. Drivers should obey all railroad crossing warning signs and never go around barriers or disregard the warning sign.

If you become stranded in a snowstorm, the best thing to do is stay in your car and wait for help. You are most likely to be found if you don't leave your vehicle. Additionally, it may be unsafe to walk around outside in a snowstorm.

This sign indicates a low ground railroad crossing. Where this sign is present, railroad tracks cross the road at a steep slope and the bottom of low vehicles may drag or get caught on the tracks.

You should always reduce your speed and use extra caution when children are in the vicinity. They may fail to understand the danger and may run out in front of you without looking.

There are many areas where a driver cannot park. You may not park within 10 feet of a crosswalk or intersection.

This sign indicates that the road ahead winds with a series of turns or curves.

Slow down and be prepared to stop whenever you see pedestrians walking on or crossing the roadway. Be particularly careful where children are present. Always yield the right-of-way to a pedestrian crossing in a crosswalk.

Look over your shoulder to check your blind spot every time you want to change your vehicle's position. If you are turning, changing lanes, or pulling toward or away from a curb, you should check your blind spots.

When passing another vehicle on a two-lane roadway, you must return to the right side of the roadway when there is enough room between you and the vehicle you have passed.

For drivers age 21 or older, it is illegal to operate a motor vehicle with a blood alcohol concentration (BAC) of 0.08 percent or higher. Driving while under the influence of alcohol is not only illegal, but dangerous.

Before changing lanes, you should activate your turn signal in the appropriate direction and check your rearview and side mirrors. Look over your shoulder in the direction you plan to move in order to check your blind spot and check the far lane to be sure no one else is trying to enter the same lane as you. Change lanes when you are sure it is safe to do so.

A regulatory sign displaying a red circle with a red slash through the middle indicates that a specific action is prohibited. Right turns are not permitted where this sign is posted.

A regulatory sign displaying a red circle with a red slash through the middle indicates that a specific action is prohibited. U-turns are not permitted where this sign is posted.

"Highway hypnosis” happens when you stare straight ahead at the roadway for long periods of time and stop actively scanning ahead, behind, and around your vehicle. This can lead you to zone out, making you very likely to crash into traffic slowing or stopping ahead of you.

There are many areas where a driver cannot park. You may not park within 10 feet of a fire hydrant.

This sign indicates that there is an intersection ahead. A road joins from the right.

Warning signs prepare drivers for upcoming road conditions and hazards and are usually yellow with black markings. This sign warns drivers that they are approaching a winding road and that they should adjust their speed accordingly.

You may turn right on a solid red light after coming to a full stop. You may only turn if it is safe to do so and if there is no sign prohibiting the turn. Yield to cross traffic and pedestrians.

If your vehicle’s accelerator sticks open, your vehicle will continue to maintain its speed or accelerate, even if you remove your foot from the gas pedal. Turn off the ignition, using care to move the ignition switch only far enough to stop the engine and not engage the steering wheel locking mechanism. Apply your brakes and move off the road to a safe area.

Reduce your speed when roads are snow-covered or icy. Doing this and increasing your following distance are the most important techniques for avoiding crashes under snowy or icy conditions.

This is a speed limit sign. It indicates the maximum legal speed that you may drive on the road where it is posted. At times of rain, snow, ice, or other less-than-ideal conditions, you may have to drive more slowly than the posted limit.

Driving while impaired or intoxicated is a serious traffic safety problem. Safe driving is not possible when you drink alcohol or take other drugs. Driving under the influence is dangerous both to you and to others on the road.

This sign indicates that an intersection with a crossing road is ahead.