Explanation: A change to the 2023 NEC in Sec. 342.20 now permits a maximum size of 6 in. in-lieu of the previous maximum size of 4 in. for intermediate metal conduit. A similar change to Sec. 358.20 ...

This term is sometimes confusing, even to people with years of experience in the electrical industry. Some think of it in a very limited sense, as being (for example) surface raceway or a wiring ...

Decide how much digging you’re prepared to do and how deep your trench will be. This helps determine the type of wiring and the method you’ll use. Underground cable and wire can be installed at ...

Electrical contractors and engineers working in utility transmission and distribution face evolving challenges due to rapid industry growth. This webinar will provide insight into selecting and ...