(e)The warders coming on duty at the opening of the wards in the morning shall be relieved at noon by the squad B which shall be brought into the jail by the head warders taking the second turn of day duty.They shall remain in charge until the prisoners are locked up and the night guard posted. The convict-officers guarding the walls shall in like manner be changed by the senior head warder accompanying the squad of warders entering the jail at noon.