(1) Hauling equipment must be cleaned and sanitized:

(a) before being used the first time and after a period of non-use.

(b) after any portion of equipment has been dismantled or repaired.

(c) after known errors in sanitary procedures by the operators have occurred.

(d) at least weekly.

(2) Equipment shall be cleaned by scrubbing with normal cleaning aids, being careful to flush away all foreign materials.

(3) The equipment shall be sanitized by exposing it to:

(a) steam at 170º F for 15 minutes, or

(b) steam at 200º F for 5 minutes, or

(c) chlorine, iodine, or other approved sanitizers at recommended strength and contact time. Application of chemical sanitizers can be done by fogging, spraying, jet-blowing, or any other procedure approved by the department.