(a) Applicability -- Owners or operators of all permitted facilities must control public access and prevent unauthorized vehicular traffic and illegal dumping of wastes by using artificial barriers, natural barriers, or both, as appropriate to protect human health and safety and the environment.

(b) Access Control and Signage -- The site shall be adequately fenced with an entrance gate that can be locked. Class 4 landfills shall provide a sign showing the name of the facility, permit number, emergency telephone number, opening and closing hours and days of operation posted at the entrance to the facility.

(c) Access and Operational Roads -- All weather operational roads shall be provided for vehicle movement within the site. The roads shall be of such construction quality to allow easy access in all weather conditions to all portions of the active disposal site and to other operational areas where all weather access is necessary to achieve timely compliance with permit requirements.

(d) Hours of Access -- Access to the site shall be permitted only during the hours when operating personnel are on the site.