(1) A cover or lid for equipment must overlap the opening and be sloped to drain.

(2) An opening located within the top of a unit of equipment that is designed for use with a cover or lid must be flanged upward at least two-tenths of an inch (five millimeters).

(3) Except as specified under subsection (4) of this section, fixed piping, temperature measuring devices, rotary shafts, and other parts extending into the equipment must be provided with a watertight joint at the point where the item enters the equipmenT.

(4) If a watertight joint is not provided:

(a) The piping, temperature measuring devices, rotary shafts, and other parts extending through the openings must be equipped with an apron designed to deflect condensation, drips, and dust from openings into the food; and

(b) The opening must be flanged as specified under subsection (2) of this section.