(a) Sign(s) shall be posted at all points of access to a site sixty (60) days prior to the last receipt of waste at the site and for a period of not less than one hundred eighty (180) days after the facility has received the final shipment of waste stating the intended date of last receipt of waste at the site and the location of alternative permitted solid waste management facilities. A notice shall be placed in a local newspaper(s) thirty (30) days prior to the last receipt of waste which includes the intended date of the last receipt of waste at the site and the location of alternative solid waste management facilities.

(b) Sites which do not allow public disposal and which have not allowed public access to the site for more than one year prior to cessation of acceptance of waste, or are undertaking partial final closure pursuant to § 21120, shall be exempt from the provisions of this section.

(c) The EA may require more signs, signs written in additional languages, larger signs, or signs of clearer design, if necessary to protect public health and safety.

(d) The EA may grant variances from the sign provisions of this section after receiving a written request by the operator.

(e) Sedimentation and detention basins shall be secured and maintained during the closure and postclosure maintenance period to prevent unauthorized access.

(f) The operator shall ensure that all points of access to the site are restricted to protect public health and safety as of the date the final shipment of waste is received. Components of any monitoring, control or recovery systems at the site shall be protected from access other than that allowed in accordance with the approved closure and postclosure maintenance plans.

(g) Once closure activities are complete, site access by the public may be allowed in accordance with the postclosure maintenance plan, as approved by the EA.