Area Designation

Pressure Relationship To Adjacent Areas

Minimum Total Air Changes Per Hour Supplied To Room

All Air Exhausted Directly To Outdoors

Recirculation Within Room Units

Operating Room

+

12

Optional

No

Emergency Operating Room

+

12

Optional

No

Delivery Room

+

12

Optional

No

*Soiled Workroom or

*Soiled Holding Room

-

10

Yes

No

*Clean Workroom or

*Clean Holding Room

+

4

Optional

Optional

*Autopsy

-

10

Yes

No

*Toilet Room

-

10

Yes

No

*Bedpan Room

-

10

Yes

No

*Bathroom

-

10

Yes

No

*Janitors' Closet

-

10

Yes

No

*Sterilizer Equipment Room

-

10

Yes

No

*Food Preparation Centers

0

10

Yes

No

*Dietary Day Storage

0

2

Optional

No

*Laundry, General

0

10

Yes

No

*Soiled Linen Sorting and

*Storage Rooms

-

10

Yes

No

*Anesthesia Storage

0

8

Yes

No