Electrician Red Seal · Question
An electrician is running new conduit in a trench for an underground feeder to a detached garage. The trench is located in a private yard and will not be subject to vehicular traffic. What is the MINIMUM acceptable burial depth for PVC conduit containing 600 V conductors?
Table 53 of the CEC specifies a minimum burial depth of 300 mm (12 in.) for underground conductors or cables in PVC conduit not subjected to vehicular traffic.
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Question: An electrician is running new conduit in a trench for an underground feeder to a detached garage. The trench is located in a private yard and will not be subject to vehicular traffic. What is the MINIMUM acceptable burial depth for PVC conduit containing 600 V conductors?
Answer options: ✅ 300 mm (12 in.)
- 450 mm (18 in.)
- 600 mm (24 in.)
- 750 mm (30 in.)
Correct answer: 300 mm (12 in.)
Explanation: Table 53 of the CEC specifies a minimum burial depth of 300 mm (12 in.) for underground conductors or cables in PVC conduit not subjected to vehicular traffic. This applies to voltages up to 600 V.
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