| What are drawbridges? | Drawbridges are mechanical bridges over navigable waters that raise or turn to allow marine traffic to go under them. |
| Flashing Yellow Signal on a Drawbridge? | When the yellow light is flashing, the drawbridge is in operation. Slow down and prepare to stop. |
| Red light on a Drawbridge? | Come to a complete stop at the marked stop line. The bridge is in operation and the roadway is closed to all pedestrian and motor vehicle traffic. |
| Yellow light on a drawbridge? | The light is about to turn red. Stop if you can safely do so. The bridge is about to start operation. |
| Green light on a Drawbridge? | Proceed with caution |
| What are gates used for in drawbridges? | Many drawbridges have gates with flashing red lights and bells. Stop when the lights begin to flash and before the gate lowers across your road lane. It is against the law to drive around or under a crossing gate—either down or while being opened or closed—and it is extremely dangerous. |
