Violations:
110-2. Approval. The conductors and equipment required or permited by this code shall be acceptable only if approved.

547-13. Bends- How Made. Bends of rigid nonmetallic conduit shall be made so that the conduit will not be damaged and the internal diamater of the conduit will not be effectively reduced. Field bends shall be made only with bending equipment identified for the purpose, and the radius of the inner edge of such bends shall not be less than shown in table 346-10.

347-8. (a) Securely Fastened Each rigid nonmetallic conduit shall be securely fastened within 3 ft of each outlet box, junction box, device box, conduit body, or other conduit termination. Conduit listed for securing at other than 3 ft shall be permited to be installed in accordance with the listing.

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