Seafarer documentsSpecialist qualifications and training

GWO Slinger Signaller

  • GWO SLS
  • Brief entry
Document type
Document
Validity
As shown on the issued document

Brief entry: the name, code, purpose and source. A full entry will follow.

Contents2

1 What it covers

Records GWO SLS slinging and signalling training for simple planned lifts. It does not establish crane-operator competence.1

2 Validity and renewal

Document validity. The expiry date, if the issuing system sets one, is shown on the document itself. This reference does not calculate personal expiry dates.

Sources (1)
  1. online.flippingbook.comGlobal Wind Organisation · provision: V4§§5.3–5.4;§9.1 · check date not recorded

Revision of 7 October 2026

Reference information based on regulatory documents, not legal advice. The reference does not verify a personal document and does not promise its recognition by any flag.

GWO Slinger Signaller (GWO SLS): who needs it, validity | Rynda Crewing