77 Ill. Adm. Code 785.524
Surge Tanks
Section 785
Section 785.524ย Surge Tanks
If surge tanks are used for hot
milk and temperatures of product, including foam being held in the surge tank
during processing is not maintained at a minimum of 150ยบ F., then two or more
surge tanks shall be installed with cross connections to permit flushing and
cleaning during operation.ย Covers easily removable for cleaning shall be
provided and used at all times.