One Prolonged Blast.
In restricted visibility, a power-driven vessel underway is required to sound one prolonged blast every 2 minutes. This signal indicates the vessel's presence and helps prevent collisions when visibility is limited. The prolonged blast typically lasts about 4 to 6 seconds.
one prolonged blast
one prolonged blast
one prolonged blast
one prolonged blast
One Prolonged Blast.
One prolonged blast
A power-driven vessel underway in restricted visibility is required to sound a prolonged blast on its whistle every two minutes. This signal typically lasts for about four to six seconds. The purpose of this sound is to alert other vessels of its presence in conditions where visibility is limited, ensuring safety on the water.
one prolonged blast
One prolonged blast
One prolonged blast should be sounded every two minutes.
One prolonged blast should be sounded every two minutes.