Visible crew/equipment: When Roy and Johnny are with the nun, and Chet is helping with the kids on the school bus, the bulging outlines of the mic transmitters and wires are visible on the backs of all their shirts.
Visible crew/equipment: When the burned man is wheeled down the hall in Rampart shouting, "I'll sue you too," the actor's black tape mark is visible on the floor between Brackett and Johnny, just before Early steps on his mark. Additionally, another tape mark was visible a moment earlier, where Early stood before walking over to Johnny and Brackett.

Visible crew/equipment: When Dixie looks for Sally to flush the patient's eyes, she finds her in the hallway, and there are two actors' tape marks on the floor in the waiting room, where Dixie and Mike, the patient's friend, will stand in a moment.
Answer: It is standard practice to wet down driveways so that they stand out in a long shot.
stiiggy