Trucks need more room to stop
A free practice question for the Georgia permit test, with the answer explained.
Independent practice site. We're not the DDS and aren't connected to any government agency.
At 55 mph, how does a fully loaded tractor-trailer's stopping distance compare with a car's?
The rule
A fully loaded tractor-trailer going 55 mph needs about three times the distance a car needs to stop, and heavy trucks typically weigh 80,000 pounds or more. Never pull in ahead of a truck and then brake.
A fully loaded tractor-trailer at 55 mph needs about three times the distance a car needs to stop. Never cut in front of one and slow down.
From the Georgia Drivers' Manual, page 44. This question is our own wording of that rule. The handbook and the DDS have the final word.
Often mixed up with
People confuse these rules with this one. Each has its own practice question.
Take the free 20-question test
20 questions from every topic, each with the answer explained and a link to the manual page. You need 15 right for 75%, the pass mark the DDS uses. Free, no sign-up.