If traffic ahead of you is blocking an intersection, you should:

Question

Drivers may not enter an intersection unless they can get through it without having to stop. In heavy traffic, wait until the vehicles ahead of you clear an intersection before you proceed so that you are not blocking the intersection when the light for cross traffic turns green.

Accepted Answer

Wait to enter the intersection until you can cross the intersection entirely.

Answer

Drive closely to the car directly in front of you, just in case the light turns red.

Answer

Honk to get traffic to move.