Arizona Administrative Code
Title 18 - ENVIRONMENTAL QUALITY
Chapter 13 - DEPARTMENT OF ENVIRONMENTAL QUALITY - SOLID WASTE MANAGEMENT
Article 16 - BEST MANAGEMENT PRACTICES FOR PETROLEUM CONTAMINATED SOIL
Section R18-13-1613 - Disposal
Universal Citation: AZ Admin Code R 18-13-1613
Current through Register Vol. 30, No. 38, September 20, 2024
A. PCS shall be disposed at a special waste receiving facility which has been approved for the disposal of PCS, or at a hazardous waste management facility as defined in R18-13-260(E)(13).
B. A PCS disposal facility designed in accordance with R18-13-1608(B)(1) shall comply with the following specific design criteria:
1. The disposal facility shall be designed
with a composite liner, as defined in subsection (B)(2), and a leachate
collection system that is designed and constructed to maintain less than a
12-inch depth of leachate over the liner.
2. For purposes of this Section, "composite
liner" means a system consisting of two components: the upper component shall
consist of a minimum 30-mil flexible membrane liner (FML) and the lower
component shall consist of at least a two-foot layer of compacted soil with a
permeability coefficient of no more than 1 x 10-7
cm/sec. FML components consisting of high density polyethylene (HDPE) shall be
at least 60 mil thick. The FML component shall be installed in direct and
uniform contact with the compacted soil component.
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