This guidance aims to cover the NDT requirements
for controllers, inspection
bodies (IB’s) and NDT practitioners. In addition, it makes reference to
information expected from designers, manufacturers, suppliers and
This guidance aims to address for each of the principle parties:
• roles and responsibilities
• document compliance
• inspection review and reporting requirements
• NDT schedules
• dealing with reported defects.
This guidance also sets out the requirements for an NDT schedule,
• document control
• amendment and review.
It is recognised that some IB’s may have multiple roles. However, the
responsibilities relating to each role do not vary.
This guidance clearly states the controller’s responsibilities in
relation to NDT
and NDT schedules. However, it is unlikely that many controllers have
specific competencies or qualifications to develop, amend or review
schedules and that these tasks are more likely to be carried out by
parties on behalf of the controller. It should be recognised that such
arrangements may not remove the controller’s responsibility or liability
out in the guidance.
It is at all times the controller’s responsibility to ensure that they
have in place
the correct NDT schedules and to use competent persons to carry out any
The above text is referenced from the guidance on safe
practice HSG 175
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