IAEA SAFETY STANDARDS Construction for Nuclear Installations

contactor manufacturing quality in the context of greater multinational diversity.
4.43 The extent of oversight of the contractor‟s activities by the licensee and/or the
construction organisation should be proportionate and based on the graded approach. The
choice will depend on:
- Safety and security significance of the item or service;
- The experience of the licensee and the contractor in relation to the products or
services being procured;
- The presence of any first-of-a-kind features;
- Complexity of the work or service;
- Necessary expertise to carry out the work or service;The extent of evidence
available that the appropriate quality can be demonstrated;
- Utilization of independent third party inspections;
- Legal and regulatory requirements.
The licensee should be notified of the results of the oversight performed by the construction
organization on safety related matters and, if necessary, be able to present the results to the
stakeholders.
4.44 Before initiating any activity following the award of subcontract(s), the contractor(s)
should demonstrate to the construction organization that the contractor(s) is fully aware of all
relevant requirements for the activities. The specific safety requirements should be identified
and the requirements should include:
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