CFR > Title 7 - Agriculture > SUBTITLE B—Regulations of the Department of Agriculture > CHAPTER I—AGRICULTURAL MARKETING SERVICE (Standards, Inspections, Marketing Practices), DEPARTMENT OF AGRICULTURE (parts 27 to 206) > SUBCHAPTER C—REGULATIONS AND STANDARDS UNDER THE AGRICULTURAL MARKETING ACT OF 1946 (parts 51 to 75) > PART 58—GRADING AND INSPECTION, GENERAL SPECIFICATIONS FOR APPROVED PLANTS AND STANDARDS FOR GRADES OF DAIRY PRODUCTS 1 > SUBPART B—General Specifications for Dairy Plants Approved for USDA Inspection and Grading Service 1 (§58.100 to §58.905) > 58.512—Cheese vats or tanks.

58.512—Cheese vats or tanks.

(a) Cheese vats or tanks shall meet the requirements of § 58.416. When direct steam injection is used for heating the milk, the vat or tank may be of single shell construction. The steam shall be culinary steam.
(b) Vats shall be equipped with valves to control the heating and cooling medium and a suitable sanitary outlet valve. Vats used for creaming curd should be equipped with a refrigerated cooling medium. A circulating pump for the heating and cooling medium is recommended.