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INsnecT�w�+ 6 TesnNc Se�v�s <br />GEOTFCIfICAL ENOINEEfLNO <br />ConsrRucrioN AMTeituus F.Ncin[emNc <br />CONSTRUCTqWPAO.KCT MMI/U3EMENT <br />SPECI�LIL�NOIN RD11O5 B BRIpG[S <br />n7TP:/JW W W. SPfAR3-ENoiNEFRiNG.COM <br />SPEARS <br />ENGINEERING 8 <br />TECHNICAI <br />SERVICES <br />Poot. In no casc shall sloping soil surchnrges 6e combined with the live load surchargos; tfut is, both <br />conditions e�cisting concurrrntly ue beyond the seope ofthe menuel and this evduation letter. <br />When necessary, soil analysis shall be performed a geotectu�ical en�neering firm to vaity thu the <br />perameters lhll within tbe limitations se[ forth in ihe deeign m�nual. Any we11 deagns tFnt have one or more <br />specific site conditions outside the limitation¢ givm here �nd in tho manua! ere beyond the ccope of this <br />ceni6cation nnd will require additional engineering servicea to complete. <br />Sufficient site drainage rhall be provided to prevent the bu�d up of eny hydrostatie prassure on the wall at <br />any tune during the full service lite of [he suucWre; ead in fW1 eumpliance to the Allan Bloc� duign cnteria. <br />CertiGcxtions of 'site drainage end water management ehall be made by the permit holdc, and is e condition <br />oC this certitic3tion. Where requi�ed in the manual, the geogrid shall be the AB Reinf'orCed Grid, or <br />spprovuf equsl. <br />Globel stability and 9eismic design are not considered, and are beyond the scope of this certi6cation letter. <br />While global swbility and seismic design are probably not going co be a goveming issue for the walls <br />instelled witftin the limitatiuns of th� Allan $la;k manuel, i: is impossible to predict the vuisblas of evuy <br />conceivnble application. Therefore, the permic holder is adviud to consuh en appropriate design <br />professionel if thue is any doubt about the conditions of a wall design for any specific job site, with resped <br />[o global stebiliry or seismic design requirements. <br />If you have any questions concerning the above items, the ptocedures used, ur if SETS can be of any further <br />assistance please cull on us at (253) 833-7967. <br />Respecdully Submitted, <br />SPEARS ENGINEERIN(3 8� TECHNICAL SERVICES <br />� ` � ANK <br />i <br />� T� �� <br />J. Franl: Spaars, P.E. y <br />Ynnciple <br />P.O. Box tODi PHor+e: (253J 83J-7967 Report N 03022-001 <br />AueurtN. W�sNw�ion 98�71-1007 F�uc: (253) 735-2867 Paga 2 of 2 <br />�� <br />90iE0'd 2I£2 I59 09£ 3111�5AMfW 3JO1S NF1�1213WH f"'9I � 2-6T—J30 <br />