Indiana Administrative Code
Title 355 - STATE CHEMIST OF THE STATE OF INDIANA
Article 2 - COMMERCIAL FERTILIZERS
Rule 5 - Diked Secondary Containment of Fluid Bulk Fertilizers
Section 5-7 - Soil liners

Universal Citation: 355 IN Admin Code 5-7
Current through March 20, 2024

Authority: IC 15-16-2-44

Affected: IC 15-16-2

Sec. 7.

The surface soil shall be sealed, including the berm of an earthen dike, with a sealing agent such as sodium bentonite, attapulgite, or a similar cohesive material (clay). The liner shall be constructed in accordance with reliable engineering recommendations to establish a barrier layer that results in a downward water movement of not greater than one-millionth of a centimeter per second (1.0 × 10-6 cm/sec) at construction and maintained at one hundred thousandth of a centimeter per second (1.0 × 10-5 cm/sec) with a thickness of not less than six (6) inches. The liner shall be protected based upon reliable engineering practices to maintain its integrity and performance. If heavy mechanized equipment is to be moved over the walls or floor liner, protection to the secondary containment shall be provided.

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