Standard for Carpet Cleaning S001
CLEANING FREQUENCY GUIDELINE
Table D1
| Environment
|
Normal
|
Contaminated Outside,
Dusty
|
Extremely
Cold Weather
Climates
|
High
Humidity
Biogenic
|
| Day Care Center
|
2 wk
|
1 wk
|
2 wk
|
1 wk
|
| Nursing Home
|
1 mo
|
1 mo
|
1 mo
|
1wk
|
|
Residence
2 persons non- smoking
|
6 -12 mo
|
2 mo
|
4 - 6 mo
|
4 - 6 mo
|
| 2 persons with smoking
|
4 mo
|
2 mo
|
3 mo
|
4 mo
|
| young children with pets
|
3 - 6 mo
|
1 mo
|
2 mo
|
2 mo
|
|
Office Building
(ground floor)
|
3 - 6 mo
|
1 - 4 mo
|
2 - 6 mo
|
2 - 6 mo
|
| (higher floors)
|
6 - 12 mo
|
2 - 6 mo
|
3 - 9 mo
|
3 - 9 mo
|
| Food Service Establishment
|
1 mo
|
1 wk
|
2 wk
|
2 wk
|
| Commercial (retail shop, bank)
|
3 - 6 mo
|
1 mo
|
2 mo
|
2 mo
|
(From - U.S. EPA Letter, January, 1989)
|