§75.327. Air courses and trolley haulage systems. — Inbound Citations
30 C.F.R. § 75.327
Statutory Authority
Cited by 1 regulation in release Current.
Citations to §75.327(b)
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(v) Areas in trolley haulage entries where the air velocity will be greater than 250 feet per minute and the velocity in these areas (see § 75.327(b)).