Study Guide Answer Key

Here are the answers to the Nov. 30, 2020 edition of TPO's Exam Study Guide: 1. When defining confined spaces in your facility, who makes the determination whether the space is non-permit confined space or permit-required confined space?The answer to this question is D. Confined spaces are very common in the water/wastewater industry. The OSHA standards (29 CFR 1910.146) states the employer evaluates their workplaces and make the determination of what type of confined space each one is. The definition of confined spaces can be found in the standard. If the space is defined as a PRCS (permit required confined space), then the employer must