History of the nautical rules of the road -- Collision law in the United States -- Rule applicability, definitions, structure, and construction -- The rule of good seamanship and the general prudential rule -- Lookout, radar systems, and watchstanding -- The safe speed rule -- Risk of collision -- Action to avoid collision -- Responsibilities in narrow channels and fairways -- Responsibilities in managed waterways: TSS and VTS -- Responsibilities based on vessel type, status, or employment -- The head-on situation -- The overtaking situation -- The crossing situation -- Responsibilities in restricted visibility -- Lights and shapes -- Sound and light signals.