e-Hazard Blog

by , on May 17, 2016
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Question: Does removing the source and de-energizing the conductors remove the need for PPE? According to NFPA 70E 120.2(A), “All electrical circuit conductors and …parts shall be considered energized until the source(s) of energy is (are) removed, at which time they shall be considered de-energized.” Table130.7(C)(15)(A)(a) PPE is required to work on “energized” conductors. For example:...
by , on May 12, 2016
Why Do I Have to Wear Gloves? A journeyman lineman was fortunate as he was working on energized equipment with a hot stick. An arc flash occurred, and he received burns to the knuckles on one hand. After a medical examination, he was given the all clear. Some electricians do not like to wear gloves...
by , on May 4, 2016
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Q: Now that  the 2015 NFPA 70E has eliminated Category 0, I am confused on exactly what 70E requires workers to wear when the incident energy is below 1.2 calories. Long sleeve natural fiber shirt and pants (cotton) seems like a good solution except cotton does not have an Arc Rating, so 70E says it’s not...
by , on April 19, 2016
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Question: I have been reading up on Arc Rated Face Shields per the 1910.269 standard. I know you need to wear an Arc Rated face shield if you are exposed to 9 cal/cm2 or higher single phase-to-ground exposure on the utility side per the new OSHA standard.  I have also found where it states that...
by , on April 18, 2016
What is Employer Responsibility? OSHA’s list of employer responsibilities to their workers is not short. To name a few, employers must provide any and all required medical exams and training when required by OSHA, establish or update operating procedures that all workers can read and understand, and make sure employees have and use safe tools...