Sec. 3.32. Vehicles—Item 21p

(a) All vehicles shall be kept clean.

(b) Contaminating materials shall no be transported with milk, milk products, whey, condensed milk products or condensed whey.

(c) Milk, milk products, whey, condensed milk products and condensed whey shall be maintained at 45°F (7° C) or less and protected from sun, freezing and contamination.

(d) The operation of milk tank cars, tank trucks and shipping bins shall comply with the following:

(1) Milk and milk products, whey, condensed milk products and condensed whey shall be conducted to and from tanks or storage bins only through sanitary conveying equipment. Such equipment shall be capped or otherwise protected when not in use.

(2) Inlets and outlets of milk tank trucks and bins shall be provided with tightfitting dust caps or covers.

(3) Facilities shall be provided for adequate washing and sanitizing of milk tank trucks, binds, piping and accessories at all plants receiving or shipping milk, milk products, whey, condensed milk products or condensed whey in milk tank trucks or bins.

(4) Milk tank trucks and compartments thereof and shipping bins shall be cleaned at the receiving plant immediately after being emptied. Milk tank trucks or bins shall be sanitized at the shipping plant before loading. Tank trucks which must make more than one trip while unloading a tank car need not be cleaned and sanitized after each time they are emptied.

(5) Piping connections and pumps used with milk tank trucks and bins shall be cleaned and sanitized after each use.

(e) The covers of all openings of milk tank trucks, the doors of tank cars and covers of bins shall be sealed with a metal seal immediately after loading. The seal shall remain unbroken until the contents are delivered to the consignee. Contents of the milk tank truck or bin shall be labeled, as prescribed in section 3.4 of this Part, by means of a tag attached to the outlet.