What Is Considered Bad Visibility? Very low visibility Visibility of less than 100 metres (330 ft) is usually reported as zero. In these conditions, roads may be closed, or automatic warning lights and signs may be activated to warn drivers. What is poor visibility? Poor visibility is when road users cannot clearly see a distance
What Must You Do In Fog Or Restricted Visibility? During periods of restricted visibility (such as rain, mist, heavy fog, or hours of darkness), you should slow to minimum speed to give your vessel an opportunity to maneuver should the risk of a collision arise. What must you do in fog or restricted visibility on
What Must You Do If You Hear A Fog Signal Ahead In Restricted Visibility? Unless a risk of collision does not exist, an operator who hears the fog signal of another vessel ahead, is in a close-quarters situation with another vessel ahead, or detects the presence of another vessel by radar must reduce speed to