1998 Chevrolet Astro Owner's Manual - Page 202

Here are ways to increase your safety in city driving: Know the best way to get to where you are going. Get a city map and plan your trip into an unknown part of the city just as youwould for a cross-country trip. Try to use the freeways that rim and crisscross most large cities. You'll save time and energy. (See the next part, "Freeway Driving.") Treat a green light as a warning signal. A traffic light is there because the corner is busy enough to need it. When a light turns green, and just before you start to move, check both ways for vehicles that have not cleared the intersection or may be running the red light. Freeway Driving Mile for mile, freeways (also called thruways, parkways, expressways, turnpikes or superhighways) are the safest of all roads. But they have their own special rules. 4-18