TOTAL Module 2

Purpose is to provide in depth knowledge to Total Personnel who have no or limited offshore experience, of anchor handling operations in theory and practise


The course is a mix of theory and practical exercises, using simulators. During practical exercises, course participants will be divided in teams of maximum 3 persons on each.

  • AHTS vessel layout
    • Typical deck layout with tuggers and capstans
    • Winch area design (Winch garage vs. Open)
    • Chain lockers design
  • Anchor Handling Winch
    • Typical design (waterfall type)
    • Difference between electrical and hydraulic types
    • Winch computer and information available from same
    • Quick release function
    • Emergency release function
  • Anchor handling equipment
    • Grapnel
    • J-hook and J-Lock
    • Anchor handling wire
  • Correct use of connecting links
    • Shackles
    • Kenter links
    • Pear links
    • Baldt links
  • Anchor systems
    • Different anchor types
    • Piggy back systems
    • Chaser trap systems
  • Shark Jaw systems
    • Triplex
    • Karm Fork
    • Tests and safety issues
  • Basic rules and guidelines
    • OVID inspections with focus on Anchor handling and towing
    • GOMO
    • Vessel specific anchor handling manual
  • Safety issues onboard an AHTS
  • Anchor handling procedures
    • Minimum distance to subsea and surface assets
    • Spring buoys
  • Planning of anchor handling operations
    • Risk Assessment
    • Calculations of required wire length during operations
    • Calculations of winch storage and pulling capacity
    • Bollard pull influence
    • Calculation of chain locker capacity
  • Practical exercises covering
    • Ship handling with and without tension in system
    • Anchor handling operations running and retrieving anchors using PCP
    • Winch operations
    • Safety issues regarding deck work
    • Correct communication and teamwork on AHTS and between Vessel and rig

After the course, the participant will:

  • Have understanding of AHTS design and use of winch, tuggers and capstans
  • Have understanding of Difference in hydraulic and Electrical winch designs and main functions of a winch
  • Have understanding of quick release and emergency release winch functions
  • As part of a team have applied gained knowledge to a practical exercise by using information obtained from winch computer during the exercise
  • Have understanding of function and use of grapnel, J-hook and J-lock
  • Have understanding of wire type, construction and certificate information
  • As part of a team have applied gained knowledge to a practical exercise by selecting either grapnel, J-hook or J-lock for a specific job and using the same during the exercise
  • Have understanding of the function and correct use of different connecting links in different situations
  • Have practiced dismantling of a shackle and kenter link
  • As part of a team have applied gained knowledge to a practical exercise by use of different link types during the exercise
  • Have understanding of different anchor types and anchor systems
  • As part of a team have demonstrated correct handling of a Stevpris and Bruce anchor
  • Have understanding of the function, safety issues and tests of Triplex and Karm Fork shark Jaw system
  • As part of a team have applied gained knowledge to a practical exercise by correct test of a Triplex system before an anchor handling operation
  • As part of a team have applied gained knowledge to a practical exercise by correct use of a Triplex system during the exercise
  • Have knowledge of basic rules and guidelines covering an offshore vessel
  • Have understanding of safety issues during an anchor handling operation, by discussing practical exercises and relevant cases
  • Have understanding of the planning needed on board an AHTS before an anchor handling operation
  • As part of a team have applied gained knowledge to a practical exercise by carrying out sufficient planning
  • As part of a team have practiced shiphandling, winch operation and communication during practical exercises