scope:

This 3-A Accepted Practice establishes criteria for the following:

Installation of hygienic pipelines.

Installation of processing equipment intended for CIP.

CIP Systems used for cleaning and sanitizing hygienic pipelines and processing equipment including Process Incorporated (Self-Contained) CIP Systems.

The CIP procedures

The CIP System begins after the shut-off valves for water, cleaning and sanitizing chemicals, and utilities, and ends at the drain connection where CIP effluent exits.

Criteria for the CIP cleaning and sanitizing of individual items of equipment may be found in the 3-A Sanitary Standards covering the specific equipment.

This Practice does not apply to cleaning systems used on dairy farms that operate under vacuum nor to piping, ductwork, and process equipment designed to be cleaned by Dry Cleaning methods.

To conform to this Practice, rigid hygienic pipelines and the CIP Systems used for cleaning and sanitizing hygienic pipelines, ductwork, and process equipment shall conform to the following criteria for design, materials of construction, fabrication techniques and installation, as appropriate, and the current revisions or editions of all referenced documents cited herein.