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Par00000slom <br /> 1 <br /> • <br /> 20 Electronic Piezocone (CPTU) Specifications <br /> Cone <br /> • 10 ton subtraction cone <br /> • Strain gauge load cell measurement <br /> ' • Outside diameter 16" <br /> • Temperature compensated <br /> ' • Baseline monitoring <br /> Tip Resistance <br /> ' a Tip area- 10 cm2 <br /> • Full scale output (FSO) 1000 TIft2 (q j <br /> ' • Apical angle 60° <br /> • Frequency of measurement 5 cm <br /> • Measured data Force / base area = q, <br /> Friction <br /> ' • Surface area 150 cm2 <br /> • <br /> Location- behind pore pressure element <br /> • End area ratio 0.85 <br /> • Equal end areas to eliminate pore pressure effects <br /> • Frequency of measurement 5 cm <br /> • Measured data Force / surface area = fs <br /> Pore Pressure <br /> • Location Behind tip (U2 position) <br /> • Thickness: 5mm <br /> 1 • Composition Polypropylene porous plastic <br /> • Saturation liquid Glycerin CHOH(CH20H )2 <br /> ' • Saturation method: High vacuum with heat and vibration <br /> • Measured data. U —Measured pore pressure (while advancing) <br /> ' Uo— Equilibrium pore pressure (while stopped) <br /> • Frequency of measurement 5 cm <br /> • Pressure changes are measured with a diaphragm type electronic pressure <br /> ' transducer <br /> 1400 South 50th Street• Richmond, CA 94804 • (510) 237-4575 + FAX (510) 237-4574 <br /> httwww 1precisaon§gMphng com <br /> Nationunde Direct-Push Seances <br /> 1-500-671-4744 <br />