MINE RESCUE ACTIVITY BOOK – Section II-a. MSHA 2208 NOVEMBER 1981 JUNE 2005. Northern Mine Rescue Association. Activity 3 – Interpreting a Ventilation Map. Level 1 Purpose: The team will develop skill in reading and interpreting level or section ventilation maps.
Construct a brattice bulkhead
Materials provided at site
Work at a slow pace
Team told exactly where to build bulkhead
Team should prepare site as necessary before putting up bulkhead.
Construct a brattice or a wood bulkhead
Team must transport materials to a site nearby
Work at a faster pace
Team given general area, must pick exact site. (For instance, they should choose a spot with good back and even surfaces.)
Team should prepare site as necessary before putting up bulkheadActivity 5 – Building Temporary Bulkheads – Level 2