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Scptembcr 7, 2010 <br />Mr. John Mustach <br />L&A Job No. 10-036 <br />Page 7 <br />Geogrid Mesh <br />Each layer of grogrid mesh should be laid on level backfill surface, with one end securely <br />anchored between two rows of blocks, stretched tight, and the other end staked down prior to the <br />placement of the next lift of wall backfill. Overlaps of geogrid mesh in the direction of the wall <br />alignment should be at least 12 inches, ovedaps in tha direction perpendicular to Qie wall <br />alignment should not be allowed. <br />Erosion Cuntrol <br />T�e :ueas disturbcd and dcvoid of vcgetation by construction activities should be seeded, <br />vegetated and landsca�d �s soon as possible. The seeded and vegetated areas should be covered <br />with a layer of cicar plastic tarp, as required, until the vegetation is fully established. <br />CLOSURE <br />We arc pleascd to be of scrvicc to you on this project. Please feel free to call us if you have any <br />qucstions regarding this report or need fuRher consultation. <br />�T`1 +:s ,5 <br />�'�� 7/1 <br />Yours very truly, <br />LI ASSOCIAI'GS, INC. <br />� � � <br />� J. S. (Julianl Liu, Ph.D., P.B. <br />Consulting Geotechnical Engineer <br />Attachmcnts: I. Platcs I through 4 <br />2. APPL'NDIX — Prccast Concrctc 131ock Wall Stability Analyses <br />LIU & ASSOCIATES, INC. <br />