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REJEWED <br /> API 653Tank Inspection FEB 0 5 2016 <br /> • NCPA CTI,Lodi,CA 2015 <br /> ENVIRONMENTAL <br /> p,+TH.r)cnaRTVFNT <br /> Shell Thickness: <br /> The Survey Name: NCPAS1 <br /> Ultrasonic Thickness Measurement <br /> Measured Without Paint <br /> Data Point ID Thickness Units <br /> 93 0.19 IN <br /> 94 0.19 IN <br /> 95 0.19 IN <br /> 96 0.19 IN <br /> _ 97 0.19 IN <br /> average 0.19 IN <br /> std. dev. 0 IN <br /> Average paint thickness 0.02 IN <br /> Average shell thickness without paint 0.19 IN <br /> Shell Diameter, in 384 <br /> Allowable Stress, psi 23600 <br /> S.G. contents 0.925 <br /> Maximum Fill, ft. 23 <br /> Maximum Pressure, psf 1327.56 <br /> Maximum Pressure, psi 9.219 <br /> Hoop Stress, psi 18632.421 <br /> Corrosion Allowance, in 0.04 <br /> age, yrs. 30 <br /> est. thickness loss, in 0.002 <br /> est. remaining life, yr. 599.898 <br /> John Strandberg PE,rwaterguuyPa_.rwaterguv.com 1-866-388-0404 3 1 P a g e <br />