All surfaces of the containment area must be cleaned before abatement. The following actions must be taken before abatement begins.
Objects that cannot be removed from the containment area must be cleaned by HEPA-filter equipped vacuuming or by wet wiping.
Before the critical barriers are constructed, all remaining surfaces in the containment area that will be in contact with the critical barriers must be cleaned by HEPA-filter equipped vacuuming or by wet wiping.
Any freestanding containment wall that needs to be constructed must be framed after the removal of all movable objects from the containment area.
20 SR 2765
June 3, 2013
Official Publication of the State of Minnesota
Revisor of Statutes