Drivers should use low beam headlights when driving in fog. High beams will reflect back at the driver, making it difficult to see.

In the state of South Carolina, when driving on a highway with four or more lanes, you must stop for a school bus that is loading or unloading passengers only if you are approaching the bus from behind.

This sign is used with a traffic signal to tell drivers that left-turning traffic does not have the right-of-way and must instead wait for oncoming traffic to clear.

The tires on your vehicle must have good tread and be free of damage. Inspect the condition of your tires regularly.

Other cars and motorcycles are often hidden in a vehicle’s blind spot, so be sure to glance over your shoulder before you begin a lane change. Begin signaling 100 feet before changing lanes or turning in a residential area. Signal five seconds in advance when changing lanes on a freeway.

Work zones are often stationary, but they may also be present in the form of moving vehicles striping lines, mowing, or removing snow. Work zones are marked by orange signs with black lettering or symbols. Slow down and pay extra attention when approaching or driving through a work zone.

Your vehicle's brake lights indicate to other drivers that you are slowing down or stopping. Your brake lights should always be in working order when you are driving on any roadway.

The use of safety belts is required by law. Everyone in a moving vehicle must properly use their seat belt.

The maximum speed limit in an urban or residential area is usually 30 miles per hour.

Warning signs are usually yellow with black markings. They alert you to conditions that are immediately ahead. This sign indicates that there is a steep hill ahead. Slow down and be ready to shift to a lower gear to control your speed and protect your brakes from damage.

The legal maximum speed limit is the absolute limit to how fast you may drive. Participating in or assisting a race on a public highway can be punished by a fine and/or imprisonment.

If you miss your turn or exit, do not back up or try to turn around on the highway. Go to the next exit and safely turn around.

Factors that can affect braking distance include how fast your vehicle is traveling, the condition of your brakes and tires, and the condition of the pavement.

Before changing lanes, you should look in your rearview and side mirrors to make sure no one is trying to pass you. You should also look over your shoulder to make sure that no one is in your blind spot.

Bicycles on the roadway are considered vehicles with the same rights and responsibilities as motor vehicles. You must be careful when driving near cyclists and should maintain a safe operating distance between the bicycles and your vehicle. Allow ample room when turning after you pass a cyclist so the cyclist is not cut off when you slow for the turn.

A solid yellow line next to your lane means that passing is not permitted from your direction.

In a work zone, keep an eye out for traffic control devices (such as cones, barrels, or signs), large construction vehicles, and workers. Slow down and obey the posted limit for the work zone. Obey any instructions given by a flagger and posted on signs.

When passing, you must always signal at least 100 feet in advance of your lane change. Always check behind you in your mirrors and look over your shoulder to check your blind spot. Wait until you can see both headlights of the passed car in your rearview mirror before returning to your original lane.

The only way to sober up after drinking alcohol is to allow time for your body to eliminate the alcohol in your system. Nothing you can do, including eating and drinking, can accelerate this process.

You should steer with one hand only when backing up or operating a vehicle control. Your hands should be placed on the outside of the steering wheel on opposite sides with your thumbs facing up.

When a school bus is stopped with its red lights flashing and stop arm out, other drivers are required to stop. This law applies to drivers traveling on both public and private roads.

When changing lanes, glance over your shoulder to check for traffic in your blind spot. You may need to look several times before changing lanes. You must keep track of what traffic is doing in front of you as well as what traffic is doing in the lane next to you.

Night driving creates a unique set of problems for drivers. Due to the reduced visibility, it can be difficult to judge distance and the traveling speeds of other vehicles when driving at night. Drivers can see only as far as their headlights allow.

South Carolina law gives special protection to blind pedestrians. If a person carrying a white cane or using a guide dog enters the street, all drivers must stop and yield to them.

To make a three-point turn, stop close to the right edge of the road, look over your left shoulder to check for traffic behind you, signal a left turn, then execute the turning maneuver.

You may only make a left turn at a red light when turning from a one-way street onto another one-way street. You should complete a left turn into the legal lane nearest to your previous lane.

You must always stop on a two-lane road for a school bus that has its red or amber signal lights flashing as it is stopped to unload passengers. On a road with four or more lanes, you do not need to stop if the stopped bus is on the opposite side of the road. You do not need to stop if the bus is in a passenger loading zone that is completely off the main road.

As you enter a work zone, signs and message boards will warn you of workers, slow-moving equipment, and/or closed lanes ahead. You should reduce your speed and be prepared to slow down or stop.

A double solid yellow line down the center of a two-way road means that it is prohibited for traffic from either direction to cross the center to pass.

Always yield to pedestrians and oncoming traffic when making a left turn. You may complete the turn when the way is clear.