Tests — Materials
The Supervisor tests materials to confirm they meet the Works Information. Tests are carried out at the place of manufacture, on Site, or as stated in the Works Information.
The Contractor provides samples of materials for testing. The Supervisor specifies the test methods and acceptance criteria.
If the Works Information does not specify test methods, the Supervisor determines them. The Contractor should agree test protocols in advance to avoid disputes over results.
📖 This summary is for reference. For the full, authoritative NEC4 contract text — including all amendments, guidance notes, and flow charts — visit the official NEC website.
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