As-built - condition where the cleanroom or clean zone is complete with all services connected and functioning but with no equipment, furniture, materials or personnel present

At-rest - condition where the cleanroom or clean zone is complete with equipment installed and operating in a manner agreed upon, but with no personnel present

Operational - agreed condition where the cleanroom or clean zone is functioning in the specified manner, with equipment operating and with the specified number of personnel present


Related articles

7 Steps to a Cleaner Environment

The risk to a finished products sterility increases, as operator activities increase within an asept...

Read more

ISO 14644-1:2015 Compliant Cleanroom Monitoring

We discuss the changes to sampling procedures and monitoring plans for cleanrooms and clean zones in...

Read more

The Importance of Cleanroom Validation

Cleanroom validation offers ISO compliance and peace of mind.

Read more