(A) Minnesota Rules Chapter 7080.2150, subpart 3, item E, Table IX, entitled “Loading Rates for Determining Bottom Absorption Area and Absorption Ratios Using Detail Soil Descriptions” and herein adopted by reference, must be used to determine the hydraulic loading rate and infiltration area for all SSTS permitted under this chapter.
(B) Percolation testing may also be required per § 52.162(C)(2). Minnesota Rules Chapter 7080.2150, subpart 3, item E, Table IXa, entitled “Loading Rates for Determining Bottom Absorption Area and Absorption Ratios Using Percolation Tests” and herein adopted by reference. The larger sizing factor of the two must be used for the SSTS design.
(Ord. 67-2010, passed 5-17-11)