California Code of Regulations
Title 23 - Waters
Division 3 - State Water Resources Control Board and Regional Water Quality Control Boards
Chapter 15 - Discharges of Hazardous Waste to Land
Article 4 - Construction Standards for Class I Units
Section 2542 - Liners

Universal Citation: 23 CA Code of Regs 2542

Current through Register 2024 Notice Reg. No. 38, September 20, 2024

(a) Liners shall be designed and constructed to contain the fluid, including waste and leachate, as required by Article 3 of this chapter.

(b) Clay liners for a Class I waste management unit shall be a minimum of 2 feet thick and shall be installed at a relative compaction of at least 90 percent.

(c) Synthetic liners shall have a minimum thickness of 40 mils.

(d) Liners shall be installed to cover all natural geologic materials at a waste management unit likely to be in contact with waste or leachate.

1. Amendment of subsections (a)-(c) and repealer of subsection (e) filed 6-18-97; operative 7-18-97 (Register 97, No. 25).

Note: Authority cited: Section 1058, Water Code. Reference: Sections 13172 and 13360, Water Code.

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