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NFPA 70B, 2023: Standard for electrical equipment maintenance
In January 2023, NFPA made a significant change to the way electrical equipment shall be maintained after the initial installation.
Metal and Nonmetallic Wireways — Articles 376 & 378
Unlike conduit and tubing, sizing wireways and calculating conductor fill must follow a different set of requirements according to the 2023 National Electrical Code.
Grounding and bonding conductors simplified
When complying with the requirements of Article 250, Grounding and Bonding, often we can get confused as to who, what, when, and where. Since the 2014 National Electric Code, sizing grounding conductors became a little bit more simplified, in my opinion, just by adding one new Table. I will attempt to share the complex by explaining to you how I see it.
Are you permitted?
There are times when working on energized equipment is warranted or justified.
Changes to the 2023 National Electric Code
Mid-September, I was in Sioux Falls, South Dakota, attending the International Association of Electrical Inspectors (I.A.E.I.) Western Section Meeting where the new 2023 NEC took center stage with a majority of the topics discussed. In the next few Code Corner columns, I will try to arm you with understanding of some of the more significant changes so that you can be ready, if and when, your local[...]
Expanding GFCI requirements in the 2020 NEC
Looking at section 210.8 for the requirements of GFCI protection in all occupancies, I’ve noticed some significant changes that will provide additional protection from electrical shock.
With electrical code changes, two different standards to be in effect for 17 months
Proposed revisions to the state’s electrical code won’t apply to one- and two-family dwellings until months after similar changes have taken effect for all other buildings. The Wisconsin Department of Safety and […]
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- Wauwatosa shops for specialty grocer
- Wisconsin allocates nearly $50M in tax credits for housing projects
- Contractors eager to fill positions as open construction jobs tick up to 259,000
- Wisconsin awards $130,000 for construction and trade worker training
- Milwaukee manufacturer plans expansion with data center growth
- Megaprojects push Milwaukee construction costs above U.S. average
- Brown County drops data center moratorium proposal
- Cobalt Partners share North Shore Library development plans
- Zignego Co. scores $45M highway contract at start of construction season
- New Berlin residents cold on Rockwell Automations plan
- TOP BIDDERS: The biggest recent winning bids from around Wisconsin | June 1
- WisDOT studying redesign of Walker’s Point interchange
Project Profiles
- First prefabricated bridge in US installed in Eau Claire County
- Illinois developer worked with Wisconsin contractor to build 258-unit Wauwatosa apartment complex
- VJS Construction raises the roof for Bruce Guadalupe Community School expansion project
- Microgrid pilot project will store energy for village affected by outages
- Dane County sees uptick in highway work zone crashes, on track to exceed last year
- The Hop streetcar will debut newest service route in fall with limited service
- FPC Live slims venue proposal to 1 downtown building
- Children’s Hospital urgent care center in Milwaukee gets first round of city approval
- With Sonag Construction shut down, feds move to block indicted owner from collecting leftover assets
- Four contractors selected to build border wall prototypes
- UW-Milwaukee’s Greenstreet shaping minds (and the city)
- Turning the Corner(s) (PHOTO SLIDESHOW)