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Work Plan for Refined Plume Defnition and Management of Floating Product-7500 W Ilth St., Tyacy, C.? <br /> 4. <br /> Auk <br /> S 4{„fit. <br /> Plate 3; No-fines Crushed Rock Placed in a Pit with Product Floating on Groundwater <br /> ® Notes: <br /> 1. Rock is later spread and compacted by vibration to achieve a high-permeability, dense mass that is not <br /> susceptible to liquefaction during a seismic event. <br /> 2 After stabilization of the pit bottom with compacted rock, floating product is removed from the surface <br /> of the groundwater by transfer into a vacuum truck (see Plate 2) before pit backfill is raised above the <br /> water table. <br /> sic <br />