Text For Citation: 01 Item/Group: 004B Hazard:

29 CFR 1926.416(a)(3): Before work is begun the employer shall ascertain by inquiry or direct observation, or by instruments, whether any part of an energized electric power circuit, exposed or concealed, is so located that the performance of the work may bring any person, tool, or machine into physical or electrical contact with the electric power circuit. The employer shall post and maintain proper warning signs where such a circuit exists. The employer shall advise employees of the location of such lines, the hazards involved, and the protective measures to be taken. On or about April 29, 2019, the employer did not post and maintain warning signs identifying the energized service line drop that crossed over a corner of the roof structure and did not advise employees of protective measures to be taken where an energized service line drop existed. The service drop line was energized with 120 volts phase-to-neutral and 208 volts phase-to-phase.