OSHA says helmets for the head protection of employees exposed to high voltage electrical shock and burns.
MSA's Byrnes says his company recommends replacing the suspension every 12 months to keep the head protection in good working order.
Kristin Bacon, Bullard's product manager for head protection, said hard hats should be replaced every two to five years.
California law says employees working in locations where there is a risk of receiving head injuries from flying or falling objects and/or electric shock and burns shall wear approved head protection.
