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• Level 1: testing performance according to written instruction.
• Level 2: performance and evaluation of testing finding, selection of testing
techniques, instruction creating.
• Level 3: performance and evaluation of testing finding, selection of testing techni-
ques, instruction, specifications and procedures producing, standard interpretation.
Training of personnel is to be performed according to the programs accepted by The
International Committee for Non-destructive Testing and valid standards. Training
duration is prescribeddepending of testing level and method.
The personnel qualification comprises successful passing the examination for the
method and in manufacturing or industrial sector. The exams of levels 1 and 2 include:
• basic exam (basic postulates of testing method),
• specified exam (knowledge of standards, procedures, codes)
• practical exam (skill in testing performance according to standards)
The examination for level 3, in addition of such an exam for method, includes so
called cognition of common knowledge at least of 4 methods for the level 2 and the
cognition of product material and manufacturing technology.
The exam for qualification is considered as passed if in each part of examination
theresult achieved is minimum 70% and the total mark is at least 80%.
The trainings and examinations are held in Exam Centres of Certification Body by
authorised examiner, which did not train the candidates. Examination questions with
multiple selection and the samples are provided by the Certification Body from its
collection of randomly selected secret questions and samples.
Certification body is an institution accredited according to EN ISO/IEC 17024 and is
under continuous surveillance of national Accreditation Body. In Europe is generally
accepted accreditation of Certification Body if The Accreditation Body is a permanent
member of European Accreditation and a signatory of Multilateral Agreement, accepting
the surveillance of other members of European Accreditation.
Directive EC 23/97 requires that Certification Body is also notified, that means under
the surveillance of Pressure Equipment Committee of European Commission.
Competitiveness Certificate is delivered based on the documents which confirm:
• necessary minimum industrial experience,
• minimum required training for method, level and industrial sector,
• successfully passed qualification exam, and
• eye sight capacity.
Education and necessary industrial experience are interlinked only at level 3.
Eye sight capacity comprises the ability of close sight and differing of colours and for
VT might be requested ability of sight at distance, and for RT the differing of grey
nuances. Eye sight capacity is to be checked once a year. .
Certification renew is termed at every fifth year, and re-certification at every ten years.
2.9. The report of examination
After performed testing a written report is to be delivered (including RT). In
corresponding standards the content of the report is specified, and in some of standards
document form for the report is available.
It is to take care that signatories of the report be the persons accomplished the testing
and evaluating the results, which overtake in this way direct responsibility for testing
performed and on this base evaluated product quality.