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tqREGG GREGG IN SITU, INC. <br /> Geotechnical and Environmental In Situ Testing Contractors <br /> THE PIEZO CONE PENETROMETER <br /> The electrical plezocone (CPTU) is the <br /> premier sod logging tool The CPTU provides <br /> r a rapid, reliable and economic means of <br /> determining soil stratigraphy, relative density, <br /> strength and equilibrium groundwater <br /> pressures <br /> f <br /> rtry 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 /> Tnaxial Geophones pressure can be measured at one of 2 <br /> or Accelerometers ,fix 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 /> P <br /> sf <br /> All data is displayed in real time at the ground <br /> inclinometer(I) surface, facilitating the On site decision <br /> making process Feld data reduction, plotting <br /> Thermistor(T) and CPT interpretation can be carried out <br /> upon request <br /> a <br /> Friction Sleeve(Fs) <br /> Load Cells <br /> " 0 Pore Pressure <br /> Porous Filter Transducer(U) <br /> Element Cone Tip(Qc) <br /> EGGGeotechnical and Environmental In Situ Testing Contractors <br /> Los Angeles San Francisco • Houston • Aiken <br /> L Vancouver • Edmonton • Salt Lake City • New Jersey <br /> Tel (925)313-5800 Fax (925)313-0302 E-mar! greo@ecrs.com <br /> • <br />