Minnesota Administrative Rules
Agency 144 - Health Department
Chapter 4658 - NURSING HOMES
MECHANICAL SYSTEMS; NEW CONSTRUCTION
Part 4658.4520 - VENTILATION PRESSURE RELATIONSHIPS AND VENTILATION FOR CERTAIN AREAS IN NURSING HOMES; EXISTING AND NEW CONSTRUCTION

Universal Citation: MN Rules 4658.4520
Current through Register Vol. 49, No. 13, September 23, 2024

Area Designation Pressure1 Relationship to Adjacent Areas All Supply Air From Outdoors Minimum Air Changes of Outdoor Air Per Hour Minimum Total Air Changes Per Hour All Exhaust Directly To Outdoors Recirculated Within Room
Resident Bedroom 0 - 2 2 - -
Dayroom, Activity Area 0 - 2 2 - -
Resident Corridor 0 - 2 4 - -
Dining Room, Therapy - - 2 6 - -
Medication Room + - 2 4 - -
Clean Utility Room + - 2 4 - -
Soiled Utility Room - - - 10 YES NO
Toilet Room - - - 10 YES NO
Bathing Area - - - 10 YES NO
Barber and Beauty Room - - - 10 YES NO
Janitor's Closet - - - 10 YES NO
Sterilizer Equip. Room - - - 10 YES NO
Garbage Room, Can Washing - - - 10 YES NO
Trash Collection Room - - - 10 YES NO
Food Preparation, Nourishment 0 - 2 10 YES NO
Dishwashing, Food Cart Cleaning Area - - - 10 YES NO
Dietary Storage 0 - - 2 - NO
Laundry Processing Room 0 - 2 10 YES NO
Soiled Linen Collection Room - - - 10 YES NO
Clean Linen Storage Room + - 2 2 - -
Isolation Room - - 2 6 YES NO
Smoking Room - - 2 10 YES NO

Symbols:

Air Pressure Relationships:

+ = Positive;

- = Negative;

0 = Neutral

Air Changes, Supply, Exhaust:

- = Optional

1Areas with equal or positive pressure relationships to adjacent areas must be provided with tempered make-up air.

Statutory Authority: MS s 144A.04; 144A.08

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