Line Brattice and Ventilation Controls

Flashcards about line brattice and mine rescue techniques.

Mine rescue teams may use _ to ventilate a mining area.

Line brattice To flush noxious or explosive gases from a mining area.

A line brattice can be installed by erecting _.

Posts or supports with boards along the back to which the brattice can be attached

If available, _ can be used to hold up a line brattice.

Pogo sticks

When hanging a brattice for a short time, each team member should _.

Hold up a section of the line brattice and try to get it as close to the back as possible.

Air locks are necessary when opening a door or when breaking through a bulkhead _.

When conditions on the other side are not known.

In single-level mines, air locks are used to _.

Establish a fresh air base and when advancing the fresh air base.

To build a temporary bulkhead around equipment, the team should _.

Cut the brattice to fit around and over the equipment and secure the seal with loose material from the floor that can be shoveled onto the excess brattice along the floor and in the equipment

When building a temporary bulkhead around equipment, loose material from the floor can be _.

Shoveled onto the excess brattice along the floor and on the equipment.