11.9.4 Assessment using the RYA 'STOPS' numeral or use of SSS numeral calculated by the Royal Ocean Racing Club.
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Statutory Documents - MCA Publications - MGN 280 - Small Vessels in Commercial Use for Sport or Pleasure, Workboats and Pilot Boats - Alternative Construction Standards - 11 Intact Stability - 11.9 Sailing Monohull Vessels Complying with Section 11.1.1.3 - 11.9.4 Assessment using the RYA 'STOPS' numeral or use of SSS numeral calculated by the Royal Ocean Racing Club.

11.9.4 Assessment using the RYA 'STOPS' numeral or use of SSS numeral calculated by the Royal Ocean Racing Club.

  .1 A vessel can have its area of operation based upon the RYA STOPS Numeral.

Information on the derivation of the STOPS numeral may be obtained from the Certifying Authority.

Once the STOPS Numeral has been determined, it is necessary to study the table in Section 11.9.5 to ascertain the permitted area of operation.

  .2 A SSS numeral calculated by the RORC will be accepted in place of a STOPS numeral, provided that it includes a self righting factor based on an inclining experiment and shown on a valid IRC or IMS rating certificate.

Parent topic: 11.9 Sailing Monohull Vessels Complying with Section 11.1.1.3
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