1993 Cadillac DeVille Owner's Manual - Page 181

zone, or some other potentially dangerous situation. Likewise, a yellow solid line painted on theroad means "Don't Cross." A LOW SHOULDER WORKERS AHEAD FLAGGER AHEAD ORANGE indicates road construction or maintenance. You'll want to slow downwhen you see an orange sign, as partof the road may be closed off or torn up. And there may be workers and maintenance vehicles around, too. GREEN is used to guide the driver. Green signs mayindicate upcoming freeway exits or show the direction you should turn to reach a particular place.