Vehicle Car A is now passing a truck that is 90 feet long. Vehicle A is traveling 40 mph (or 60 feet per second) and Bis traveling 30 mph (or 45 feet per second), Vehicle A will begin the passing maneuver 4 seconds behind the truck
allow the truck driver to see him. Vehicle A will return to his lane when he is 60 feet ahead of truck e.
a.
Vehicle A must travel 240 feet further than truck B to complete this maneuver (calculation below
second following distance - 4 x 60 feet per second 240
feet
Length of truckB- 90 feet
Distance between truck B & vehicle A after vehicle A passes the truck and
returns to his lane 120 feet
Total = 120
feet
b.
Car A is traveling 60 feet per second faster than truck B.
Car A is traveling 60 fps. Truck B is traveling 45 fps.
.
Car A will need 14
seconds to safely pass truck B and return to the right lane.
Divide total feet (answer a) by answer b.
How does vehicle A determine when it is safe to return to the right lane after passing the truck?
ehicle A sees that the truck is at least a car length away
Explain how using headlights during the daytime Increases safety during passing maneuvers.
hts increase the visibility of your vehicle and passing vehicle.