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>Lights & Shapes>Towing and Pushing>Tow Alongside or Push>Note:  Pushing Note: Pushing  If the vessel: pushing and pushed are  rigidly connected in a   “composite” unit They are regarded as a power-driven vessel and  display the lights and  sound the fog signal  for a single vessel: A vessel pushing a barge ahead - rigidly connected together in a composite unit Diagram:  lights for a power-driven vessel underway - seen from starboard of her Image with Permission:  National Oceanic and Atmospheric Administration/Department of Commerce Lights:  power-driven vessel underway
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