Code of Federal Regulations · Section

§ 57.8529 — Auxiliary Fan Systems

30 C.F.R. § 57.8529

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When auxiliary fan systems are used, such systems shall minimize recirculation and be maintained to provide ventilation air that effectively sweeps the working places.

30 C.F.R. § 57.8528 30 C.F.R. § 57.8531

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