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. EGG GREGG IN SITU, INC. <br /> Geotechnical and Environmental In Situ Testing Contractors <br /> THE PIEZO 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 soil stratigraphy, relative density, <br /> z strength and equilibrium groundwater <br /> pressures <br /> k f <br /> Gregg In Situ offers a choice of 2 5, 5, 10 and <br /> fl 15 ton tip (Qc) capacity cones Our cones <br /> u also have variable capacrty friction sleeves <br /> (Fs) and pore pressure (U) The pore <br /> Tnaxlal Geophones Y pressure can be measured at one of 2 <br /> or Accelerometer locations, either on the face of the cone tip or <br /> (vp&vs) behind the cone tip Pore pressure <br /> dissipation data is recorded automatically <br /> All data is displayed in real time at the ground <br /> Inclinometer(l) surface, facilitating the on site decision <br /> making process Field data reduction, plotting <br /> Thermistor(r) and CPT interpretation can be carried out <br /> r <br /> f upon request <br /> Fncbon Sleeve(Fg) <br /> Load Cells <br /> 3 Pore Pressure <br /> Porous Filter 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 A= (925)313-0302 E-mail gregg@ed&cam <br /> i <br />