25 Pa. Code § 277.117 - Soils description
(a) An application shall contain the following:
(1) A description of the depth to the seasonal high water table within the proposed permit area and adjacent area to demonstrate that the seasonal high water table will not contact the liner system.
(2) A description of the soils to be used for intermediate cover, final cover and facility construction, including, texture, chemical description, laboratory particle size analysis and quantity. A cross-section of the borrow pits within the proposed permit area shall be included.
(3) For an expansion of a facility under §
277.122 (relating to modification to expand existing landfill), a description of the soils within the proposed permit area and adjacent area down to the bedrock, including, for each soil horizon, depth, matrix, color, texture, structure, consistency, degree of mottling, mottling colors and laboratory particle size analysis.
(b) In preparing the soils description, the applicant shall:
(1) Base the description on a sufficient number of pits, excavations and samples to allow an accurate characterization of the soils in the proposed permit area and adjacent area, and each borrow area, whether onsite or offsite.
(2) Use the following soil classification systems:
(i) For intermediate and final cover, the United States Department of Agriculture Soil Classification System.
(ii) For the liner system, site construction and other noncover uses, the Unified Soil Classification System.
(3) Conduct required laboratory particle size analyses according to ASTM D 422 (Standard Method for Particle Size Analysis of Soils) or another analytical method approved, in writing, by the Department prior to the analyses.
Notes
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