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GWO Slinger Signaller/ Rigger Signal (SLS) Training Program for Personnel Who Will be Working in the Wind Industry or Related Fields

gwo slinger signaller

The GWO Slinger Signaller / Rigger Signal (SLS) Training has been developed in response to the demand for recognizable slinger signaller training in the industry. It has been prepared in cooperation with the members of GWO based on specific risk assessments, data from incident and accident statistics pertaining to the installation, service and maintenance of wind turbine generators and wind power plants involving slinger signalling.

Upon completion of the GWO Slinger Signaller module (SS), participants will be aware of the risks and hazards encountered when working with Slinger Signalling within the wind industry. Furthermore, they will be able to control and mitigate those risks and hazards.

Target group for this training are personnel working within the wind industry conducting slinging techniques and signalling during simple lifting operations, meaning lifts conducted based on a lifting plan covering known hazards.

  • Duration: 13 hours and 40 minutes
  • Validity: None
  • Prerequisites: All personnel participating in the blade repair training module shall be medically fit and capable of fully participating.

 gwo sls training

GWO Slinger Signaller (SLS) Training

GWO Slinger Signaller/ Rigger Signal (SLS) Module

General Safety

  • Introduction
  • Human performance
  • Personal protective equipment

General Theory

  • Role and basic Signals
  • Legislation
  • Lifting equipment types
  • Accessories
  • Dynamic or static
  • Generic routine lifting plans
  • Risk assessment


  • Manual handling
  • Slings
  • Shackles
  • Lifting bags
  • Load attachment point types
  • Accessory storage
  • Pre/post use check
  • Quarantine
  • Crane functions
  • Load orientation devices
  • Lifting angles
  • Centre of gravity
  • Suspended loads and dropped objects
  • Lifting zones
  • Roles and responsibilities
  • Toolbox talks
  • Hand/radio signals
  • Slinging techniques

Training Review and Test

  • Test
  • Training review
  • Feedback session

Disclaimer: For general information purpose only - please check with GWO for the latest and accurate information on Training Standards

Last Updated: May 29, 2021