Question 1003 of 234 · California Wastewater Operator Exam
What must be done before an employee enters a permit-required confined space such as a wet well?
Exactly one answer is correct.
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Correct answer to question 1003
- C: Test the atmosphere, ventilate, and complete an entry permit with an attendant stationed outside
Explanation
Cal/OSHA requires atmospheric testing, ventilation, a written entry permit, and a trained attendant outside the space. Odor, matches or a phone call do not make a space safe.
More questions: Safety and Hazards
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