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From: LARRY SHEPHERD To: Steve Sessan Date: 7120M Time: 3:58:14 PM Page 2 of 16 <br />07120-'99 15:03 FkX 310 088 2360 CE DEPT CSULB Z101 <br />MEMORANDUM <br />TO; Lary Shepard i <br />(,.L. Bryant <br />i <br />FROM: J.M. Pleenik <br />c� i <br />1890 San Anseline E <br />Loong Beach, <br />562) 985�90815 <br />4�{IB .� a�e <br />DATE; July 20, 199.9 'r i <br />SUBJECT: Lnspoetion of a Fiberglass Tank in Tracey, California, Which May Have Minor <br />Cracking of the Primary Shell, on July 22, 1999 <br />Based on past inspection of tanks with these types of problems, and theoretical <br />calculations for presmm applied in the annulus region only, the most likely damage is <br />circumferential cracking at the rib locations and localized cracking at the location of the nozzles. <br />Hence, the purpose of the inspmdan will be to determine the type ofcaacking Patterns and their <br />extent over the surface area of thePAY tank. Bawed on this inspection recommendations will <br />be provided as to the feasibility and nature of the mpair ppmeess. <br />