Rule 11 - Vessels in Sight of One Another

The Rules concerning overtaking, meeting, and crossing situations apply ONLY to vessels in sight of one another

This means that vessels can see each other visually

"in sight" does NOT include the use of radar

Application of Rule 11 applies to the following:

Rule 11 - Vessels in Sight of One Another
Rule 12 - Sailing Vessels
Rule 13 - Overtaking
Rule 14 - Head on Situation
Rule 15 - Crossing Situation
Rule 16 - Action by the Give Way Vessel
Rule 17 - Action by Stand on Vessel
Rule 18 - Responsibilities Between Vessels