Nevada Administrative Code
Chapter 534B - DISSOLVED MINERAL RESOURCES
GENERAL PROVISIONS
Section 534B.022 - "Bentonite grout" defined

Universal Citation: NV Admin Code 534B.022

Current through December 12, 2024

"Bentonite grout" means a commercially manufactured product consisting of the sodium montmorillonite that, when mixed with water pursuant to the specifications recommended by the manufacturer, is specifically designed to seal and plug wells and boreholes and:

1. Consists of not more than 80 percent water and not less than 20 percent sodium bentonite by weight of water, except that additional additives may increase the solids ratio above and beyond the minimum 20 percent sodium bentonite;

2. Is easily hydrated when mixed with water in the ratio of 24 gallons for every 50-pound bag of bentonite grout;

3. Has hydraulic conductivity or permeability values of 10-7 centimeters per second or less; and

4. Has a fluid weight of not less than 9.4 pounds per gallon.

Added to NAC by Comm'n on Mineral Resources by R109-17AP, eff. 5/16/2018

Section 20 of Assembly Bill No. 52, chapter 507, Statutes of Nevada 2017, at page 3414 (NRS 534B.120)

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