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GREGG <br /> GREGG IN SITU, INC. <br /> Geotechnical and Environmental in Situ Testing Contractors <br /> THE P1EZO CONE PENETROMETER <br /> The electrical piezocone (CPTU) is the <br /> premier sod logging tool The CPTU provides <br /> a rapid, reliable and economic means of <br /> determining sod stratigraphy, relative density, <br /> strength and equilibrium groundwater <br /> pressures <br /> r Gregg In Situ offers a choice of 2 5, 5, 10 and <br /> 15 ton tip (Qc) capacity cones Our cones <br /> also have variable capacity friction sleeves <br /> (Fs) and pore pressure (U) The pore <br /> Tnaxlal Geophones I pressure can be measured at one of 2 <br /> or Accelerometer locations, either on the face of the cone tip or <br /> l (vp&vs) behind the cone tip Pore pressure <br /> dissipation data is recorded automatically <br /> � <br /> All data is displayed in real time at the ground <br /> Inclinometer(1) surface, facilitating the on site decision <br /> making process Feld data reduction, plotting <br /> Thermistor(T) and CPT interpretation can be carried out <br /> L <br /> upon request <br /> Friction Sleeve(FS) <br /> Load Cells <br /> Pore Pressure <br /> Porous Filter <br /> Transducer(U) <br /> Element <br /> ` Cone Tip(Qc) <br /> EGGGeotechnical and Environmental In Situ Testing Contractors <br /> Los Angeles • San Francisco Houston • Aiken <br /> Vancouver • Edmonton • Salt Lake City New Jersey <br /> Tel (925)313-5800 Fax (925)313-0302 E-fnWl gregg@eeds cm <br />