Electrical Construction & Maintenance

Code Q&A: Wiring Installed in Ducts

A. Ducts that transport dust, loose stock, or flammable vapors must not have any wiring method installed within them [300.22(A)]. These materials are provided to us by Mike Holt Enterprises in ...
Electrical Construction & Maintenance

Code Q&A: Wiring Methods Allowed in Hazardous Locations

A. Only the following wiring methods are permitted in a Class I, Div. 1 location [501.10(A)]: (a) Threaded rigid metal conduit (RMC) or intermediate metal conduit (IMC) with explosionproof fittings.
ConsumerAffairs

How much does it cost to replace electrical panels and wiring?

Expensive repairs? Find a warranty to cover future costs. Expensive repairs? Find a warranty to cover future costs. Upgrading your home’s wiring and electrical panels can bring your home up to code ...
Nature

Stability of Wertheimer–Leeper wire codes as a measure of exposure to residential magnetic fields over a 9- to 11-year interval

The Wertheimer–Leeper (W–L) wire code is a construct used as a surrogate indicator of residential exposure to electromagnetic fields. However, little is known about how changes in electrical ...
Milwaukee Journal Sentinel

Frayed wires. Defective lights. Fire traps. What we found doing electrical inspections in one Milwaukee neighborhood.

In the dark basement of a duplex on North 19th Street in Milwaukee, Bruce Janczak shines his flashlight at an electrical service panel on the wall. “Touch that and you’ll go flying,” he says. The aged ...