Secondary containment of bulk liquid pesticides constructed prior to November 14, 1992 and secondary containment of bulk fertilizers constructed on or before July 1, 1994 are to have included one or more of the following:
002.01 Concrete or solid masonry;002.02 A synthetic, metal, or prefabricated bentonite liner, except that a prefabricated bentonite liner will not be considered adequate for secondary containment of pesticides. The liner is to have been installed in accordance with the manufacturer's recommendations;002.03 A soil liner, except that a soil liner will not be considered adequate for secondary containment of pesticides. The soil liner may be natural soil treated with bentonite clay or other comparable material. The seepage rate of the soil liner is not to exceed 1/8 inch per day, as determined by independent laboratory or insitu testing. The soil liner will be a minimum of six inches thick and covered with a minimum of six inches of aggregate or soil cover; or198 Neb. Admin. Code, ch. 5, § 002
Amended effective 12/10/2019Amended effective 4/25/2020