one prolonged blast
one prolonged blast
When a boat is leaving the dock, the standard signal is to sound one long blast on the horn. This signal alerts other boats and nearby individuals of the vessel's intention to depart. Additionally, it's important to visually ensure that the path is clear and communicate with crew members to avoid accidents. Following these practices helps maintain safety on the water.
Arm pointed down
When approaching and going around blind corners, at blind intersections, any other time it is necessary to signal and alert others to a hazard.
Incomming signal alert.
What does the wavering tone warning signal alert a base for
When leaving the freeway, you should signal your intent to exit well in advance to alert other drivers. Reduce your speed as you approach the exit ramp, adhering to any posted speed limits. Check your mirrors and blind spots before changing lanes to exit safely. Finally, maintain a safe following distance as you merge onto the surface street.
The flashing signal in the picture indicates a warning or alert.
siren; alert; alarm;
Air Attacks
air attack