Laserfiche WebLink
PRECISION <br /> b 2.0 Electronic Piezocone (CPTU) Specifications <br /> Cone <br /> • 10 ton subtraction cone <br /> • Strain gauge load cell measurement <br /> • Outside diameter: 1.6" <br /> • Temperature compensated <br /> • Baseline monitoring <br /> Tip Resistance <br /> • Tip area: 10 cm2 <br /> • Full scale output (FSO): 1000 T/ft(q j <br /> • Apical angle: 60° <br /> • Frequency of measurement: 5 cm <br /> • Measured data: Force / base area = qC <br /> Friction <br /> • Surface area: 150 cm2 <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 /> L <br /> • Thickness: 5mm <br /> • Composition: Polypropylene porous plastic <br /> • Saturation liquid: Glycerin CHOH(CH2OH)2 <br /> L . Saturation method: High vacuum with heat and vibration <br /> • Measured data: U—Measured pore pressure (while advancing) <br /> LUo—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 /> 4 <br /> f 1400 South 50th Street . Richmond, CA 94804 • (510) 237-4575 • FAX: (510) 237-4574 <br /> http:I I www.pre cisionsampling.com <br /> Nationwide Direct-Push Senrices <br /> 1-800-671-4744 <br />