Sail Skills - ColRegs Free Guide to ColRegs (the International Regulations for Preventing Collisions at Sea, the IRPCS or Collision Regs).  Guidance covers all aspects with animations, pictures and diagrams.  Aimed at small vessel users but suitable for professional mariners.  Especially recommended for RYA examination candidates.
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back to top ColRegs Home>ColRegs>Steer & Sail Rules>All Vessels>Look-out A sailing vessel indicating the area that cannot be seen by the persons crewing A sailing vessel indicating the area that cannot be seen by the person helming Sailing vessels indicating the areas that cannot be seen by the persons crewing in their present positions A lookout posted forward to listen for fog signals A lookout posted forward to listen  for fog signals Many power-boaters are shocked the first time they stand in a sailing vessel’s cockpit and see how limited visibility can be.  The areas obscured by sails are indicated by the red areas in these pictures: View astern from a small boat of an aircraft carrrier It is vitally important to regularly look astern - this aircraft carrier was turning to follow Compass bearing of a vessel being measured against a distant object A fishing vessel - a factor to be considered in safe speed Safe speed Sailing vessel showing area obscured by sails Look-out Determining risk of collision Diagram:  A vessel on collision course Diagram:  Vessels in and near a narrow channel Avoiding collision Narrow channels or fairways Diagram:  Traffic Separation Schemes in the English Channel Traffic Separation Schemes
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