North Dakota Administrative Code
Title 33.1 - Department of Environmental Quality
Article 33.1-20 - Solid Waste Management and Land Protection
Chapter 33.1-20-10 - Large Volume Industrial Waste and MSW Ash Landfills
Section 33.1-20-10-04 - Landfill cover and closure
Universal Citation: ND Admin Code ยง 33.1-20-10-04
Current through Supplement No. 394, October, 2024
1. The owner or operator must place intermittent cover on all exposed solid waste according to the approved operation plan.
a. Unless
specified otherwise in the operation plan, the solid waste must not be left
uncovered for more than forty-eight hours. Cover must be provided by additional
waste or with a suitable material proposed by the landfill owner and approved
by the department.
b. The cover
materials used and cover depth must be sufficient to cover the solid waste
completely.
2. The final cover at closure must be eight feet [2.74 meters] or more, and meet the requirement of subsection 7 of section 33.1-20-10-03. In addition, the final cover must include, at a minimum from bottom to top:
a. A barrier layer consisting of at least
twenty-four inches [61.0 centimeters] of compacted earthen materials with a
hydraulic conductivity no greater than 1 x 10
-7 centimeters per second;
b. A synthetic flexible membrane liner which
is at least sixty mil thick;
c. A
drainage layer consisting of at least six inches [15.2 centimeters] with a
transmissivity of 3 x 10
-2 centimeters squared per second or
greater;
d. A layer which is at
least thirty-six inches [91.4 centimeters] thick to protect the synthetic liner
and barrier layer from freezing, the upper twelve inches [30.5 centimeters] of
this layer must be suitable as a plant root zone; and
e. A top layer at least six inches [15.2
centimeters] thick consisting of suitable plant growth material.
General Authority: NDCC 23.1-08-03; S.L.2017, ch.199, § 1
Law Implemented: NDCC 23.1-08-03; S.L.2017, ch. 199, § 23
Disclaimer: These regulations may not be the most recent version. North Dakota may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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