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    • March 2022

    Electrical Construction & Maintenance: Volume 121, Issue 3
    © Roman Fedin | Dreamstime.com
    Population map of the United States
    March 16, 2022
    © Aqvamarin | Dreamstime.com
    The Infrastructure Investment and Jobs Act (IIJA) earmarks over $100 billion for roads and bridges. Potential opportunities for electrical contractors include lighting, digital signage for traffic alerts, and power and other cabling for intelligent traffic sensors.
    March 16, 2022
    Whether you are an engineer, utility, manufacturer, contractor, electrician, or inspector, the nation is calling on the electrical industry to shoulder the huge task of creating a nationwide EV infrastructure in a short time frame.
    March 16, 2022
    © Surasak Petchang | Dreamstime.com
    Electric vehicle charging unit with parking lot full of cars in background
    March 16, 2022
    Kurt Amthor-Premium Access via Getty Images
    Kurt Amthor Premium Access Via Getty Images
    March 16, 2022

    More content from March 2022

    © Suwin Puengsamrong | Dreamstime.com
    Commercial EV charging station
    Key considerations for building a safe electric vehicle charging infrastructure
    March 16, 2022
    Retailers are one of the prime candidates for EV charger installation.
    Currently, 51% of the United States has a rebate for the installation of a commercial EV charger.
    March 16, 2022
    Electric Vehicle Charging Products
    These 10 EV-related products are designed to advance electric vehicle technology by providing innovations in charging, power sources, wall boxes, power management, and more.
    March 15, 2022
    © Andrey Popov | Dreamstime.com
    Smartphone app controlling home devices
    Smart building trends create opportunities for electrical contractors in the residential space.
    March 15, 2022
    Fig. 1. The 10-ft rule. See Sec. 240.21(B)(1) for specific requirements.
    Understanding the NEC rules for tapping feeders that permit overload protection at the termination of the tap.
    March 15, 2022
    Fig. 1. Circuit conductors for an adjustable-speed drive system must have an ampacity of not less than 125% of the rated input current to the power conversion equipment.
    Answering your NEC questions.
    March 2, 2022
    Fig. 1. The distance between raceway entries enclosing the same conductor must be at least 6 times the trade size of the largest raceway.
    Make sure you know the proper sizing requirements for pull boxes, junction boxes, and conduit bodies to avoid damaging the conductor insulation when installing conductors 4 AWG...
    March 2, 2022
    electrical conduit mounted on ceiling with insulated cables hanging from it
    Can you spot the Code violation in this photo?
    March 2, 2022
    Illustrated Catastrophe Promo
    See the latest code violations from NEC Consultant Russ LeBlanc.
    March 2, 2022