for pedestrian crossings, and especially STOP signs at junctions. It's known that seeing clear lines - whether stop lines of lane markings, influences drivers to stay within certain bounds. By having very clear STOP lines, drivers of cars, motorcycles and bicycles will be induced to stop at the line, and not beyond it.
Web campaign raises $67,800 for Syria refugee family in a day (Reuters)
from the article: Study: Israel ranks third worldwide in pedestrian deaths