4 Va. Admin. Code § 25-40-5210

Current through Register Vol. 41, No. 8, December 2, 2024

Section 4VAC25-40-5210 - Equipping booster fans

Booster fans shall be:

1. Provided with an automatic signal device to give warning or alarm should the fan system malfunction. The signal device shall be so located that it can be seen or heard by a responsible person at all times when persons are underground;

2. Equipped with a device that automatically de-energizes the power in unventilated active areas should the fan system malfunction; and

3. Equipped with two sets of controls capable of starting, stopping, and reversing the fans. One set of controls shall be located at the fans. A second set of controls shall be at another location remote from the fans.

4 Va. Admin. Code § 25-40-5210

Derived from VR480-05-1.2 § 15.245, eff. July 19, 1989; amended, Virginia Register Volume 14, Issue 17, eff. July 1, 1998.

Statutory Authority

§§ 45.1-161.3, 45.1-161.294 and 45.1-161.305 of the Code of Virginia.