Section 30.514 - Security(1)Security Standards. The owner or operator shall prevent the unknowing entry of persons, reduce as much as possible the possibility for the unauthorized entry of persons, and prevent the entry of livestock onto the active portion of the facility, unless the Department determines that: (a) Physical contact with the waste, structures, or equipment within the active portion of the facility will not injure or endanger the health of unknowing or unauthorized persons and will not injure livestock which might enter the active portion of a facility; and(b) Disturbance of the waste or equipment by the unknowing or unauthorized entry of persons or livestock onto the active portion of a facility will not result in any non-compliance with the requirements of 310 CMR 30.500.(2)Security Plan and Security Measures.(a) The owner or operator shall prepare a security plan which shall describe the procedures to be carried out to comply with 310 CMR 30.514(1).(b) Unless the owner or operator of the facility demonstrates, and the Department determines, that, in accordance with 310 CMR 30.514(1), the security measures specified below are not required, a facility shall have:1. A sign with the legend, "Danger - Unauthorized Personnel Keep Out", posted at each entrance to all active portions of the facility, and at other locations, in sufficient numbers to be seen from any approach to all active portions. Each sign shall be legible from a distance of at least 25 feet. Existing signs with a legend other than "Danger - Unauthorized Personnel Keep Out" may be used if the legend on the sign indicates that only authorized personnel are allowed to enter the active portion, and that entry onto the active portion can be dangerous; and either2. A 24-hour surveillance system (e.g., television monitoring or surveillance by guards or facility personnel) which continuously monitors and controls entry onto the active portion of the facility; or3. A barrier at least eight feet in height (such as a fence in good repair) completely surrounding the active portion of the facility; and a means to control entry, at all times, through the gates or other entrances to the active portion of the facility ( e.g., an attendant, television monitors, locked entrance, or controlled roadway access to the facility). The requirements of the preceding sentence are satisfied if the facility or plant within which the active portion is located itself has a surveillance system, or a barrier and a means to control entry, which complies with the requirements of 310 CMR 30.514.