When turning, the rule of thumb is that a driver may not turn a vehicle from a direct course or move right or left on a roadway until he can make any movements with reasonable safety. He then may turn only after giving an appropriate signal in the manner provided by the Vehicle Code. However, this does not mean that the driver must be 100% certain that it is safe to turn. A turning driver is not presumed negligent when an accident occurs. He is only required to take precautions that a reasonably prudent man would take under the circumstances facing him at that moment.
The Vehicle Code provides specific rules on turning that every driver must obey; otherwise, he will be presumed negligent when his violation is the proximate cause of an accident.
To make a right turn, a driver must:
To make a left turn, a driver must:
A U-turn is the turning of a vehicle around to go back the way where it came from. A driver must signal and use the far-left lane or the center left-turn lane in making a U-turn. U-turns may be done legally in the following:
On the other hand, U-turns are prohibited in the following: