Technical training
Basic Technical Training Standard / V9 2024-06-24
Take responsibility for their learning by seeking guidance and clarification when in doubt
ELEMENT 2.4 - QUALITY ASSURANCE IN BOLT TIGHTENING
Learning objectives:
22) The participants can describe general rules and quality assurance measures for bolt torquing and tensioning (Knowledge, basic level)
23) The participants show interest in how to perform a plan-do-review (PDR) for an assigned bolt torquing task using a combination of electric and hydraulic torquing tools (Ability, basic level)
The instructor shall:
Explain and lead a discussion on the general rules about when to reuse/not reuse bolts, nuts and washers, including importance of following company specific procedures
Explain and lead a discussion on quality assurance measures in bolt tightening, including:
a.
Importance of following procedures
b.
Condition of bolts, nuts and washer
c. Marking of bolts (provide visual examples, highlight it is company specific)
d.
Using correct and functional equipment
e. Importance of following task specifications, including that different WTG may have different tightening specifications for the same bolt type
f.
Importance of reporting
g.
Calibration of tools
h. Handling of HV bolts, e.g. emphasising “No Water”
Explain and lead a discussion on what a PDR is, why it is used and present some examples of different types, e.g. Safe Work Approach (SWA), Job safety analysis (JSA), task plan, etc
The participants shall:
Engage themselves in discussions and share understandings about reusing bolts, nuts and washers
Global Wind Organisation / www.globalwindsafety.org
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