DMRE Mining Practice Test & Exam Prep | South Africa

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What is the minimum legal requirement before a competent person may allow any person to enter a working place where blasting has taken place?

The competent person must personally inspect the place, make it safe, and declare it safe for entry A period of 5 minutes must elapse after the blast fumes clear The mine shift boss must send a radio confirmation from the shaft bottom The entry area must be sprayed with water by general surface workers

Correct Answer:

The competent person must personally inspect the place, make it safe, and declare it safe for entry

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