What measures should be taken while working in underground construction?
Working in underground construction presents unique hazards, requiring stringent safety measures to prevent accidents and ensure worker protection. The following key precautions must be taken:
1. Proper Ventilation: Adequate ventilation systems must be installed to ensure a continuous supply of fresh air, preventing the accumulation of toxic gases and dust. Gas detectors should be used to ________ __________ ______ ____ ___.
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