Mopping or Waxing
of Radioisotope Use Areas
If your laboratory floor requires cleaning
(mopping and/or waxing) by custodial staff, you
should get the area to be mopped or waxed ready:
Custodial staff are not trained the use and
handling of radioactive materials and therfore,
they are instructed not to handle any radioactive
waste container. It is the responsibility
of laboratory personnel. Your cooperation is much
- Remove all radioactive waste containers
from the area or laboratory to be mapped or
- Smear-survey the floors of the area to be
mopped or waxed to check for contamination.
- If floor was found to be contaminated,
decontaminate and smear survey until
contamination is removed.
- Send or Fax survey to Environmental Health
and Safety Office 726-8127, or give a copy to
custodial staff. Environmental Health
and Safety will instruct custodian to perform
the waxing or mopping.