Section Env-Sw 805.17 - Vertical Expansion of Landfills(a) No permit shall be granted for vertical expansion of a landfill, as defined in Env-Sw 104.61 unless: (1) The existing landfill is equipped with a double liner system meeting the requirements of Env-Sw 805.05; or(2) The vertical expansion incorporates a double liner system meeting the requirements of Env-Sw 805.05 over the existing landfill.(b) All mechanically-stabilized earth berms used to retain waste within the vertical expansion of a landfill shall be: (1) Designed with a static factor of safety of at least 1.5 against overturning and sliding;(2) Constructed on a stable foundation as demonstrated by calculations and geotechnical investigation; and(3) Separated from stored waste by a double liner system meeting the requirements of Env-Sw 805.05.N.H. Admin. Code § Env-Sw 805.17
Adopted byVolume XXXIV Number 24, Filed June 12, 2014, Proposed by #10597, Effective 7/1/2014, Expires7/1/2024.