(2)The key of any ward, cell, compartment, godown, main gate, or main gate wicket, shall not, under any circumstances or on any pretext, be at any time made over to any prisoner.Note 1. - If any key is lost or mislaid, the lock or locks to which it belongs shall at once be put out of use, and the officer responsible for the loss shall be liable to replace both lock and key at his own expense. Keys should ordinarily be slung on a chain which should be secured to the waist- belt.Note 2. - When any key has become worn or unserviceable the duplicate key shall be issued by the Deputy Superintendent in whose custody all duplicate keys or locks shall be retained. The original key shall be destroyed in the presence of Superintendent who shall give a note to that effect in his journal.