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� Associaced Earch Sciences, Inc. <br /> • L� � 111Y � !� <br /> � Memorandum <br /> Date: bfay 16, 2001 <br /> To: Dale Klappenbach Project New Everett School District <br /> Iilappenbach Architects Name: Niaintenance Facility <br /> Fax 21Kr6247516 <br /> John Hooper <br /> Skillings Wurd Mt�nuson <br /> I3arkshire <br /> rax 206-292-1201 <br /> From: Kurt D. Merriman P.r.� Project No: I�01051A <br /> Subject: Summary of nuger cust pile d�ign recommendations <br /> At the request of John Hooper P.E. of SWtit13, this memor.indum presents design rec:ommencL�ticros <br /> for auger cast piles for the new Evcrett School District maintenance faciliry. The piles would bc <br /> for suppor[ of portions of the new buildings adjacent to the vibration sensiGve structure ihe <br /> neighboring property. We havc provided design capaci6es for 12 and 16-inch diameter piles. All <br /> ( piles should penetrate a minimum of 5 fcet into ihe underlying hard glaciaUy consolidated silt and <br /> be a minimum of IS feet in lengtli. A summary repor[ deLliling these recommendations :md <br /> reconmiendations for underpinnino piles as discussed during our May 15 telephone conversation <br /> will follow under separate cover. <br /> 12=mch diametcr uuecr c:►st pilc <br /> Allowable verticul capaciry 20 tons <br /> Allowable uplift capacity 7 tons <br /> Allowable lateral capacity 5 tons* <br /> 16-inch diumetcr auecr cnst pilc <br /> Allowable vertical capaciry 30 tons <br /> Allowable uplift capaciry 10 tons <br /> Allowable lateral capacity 7 tons* <br /> *Pm�iicated on a fixed head conditioo and t inch o[lateral detlection at ihe ground surfncc. � <br /> 0 <br /> � � <br /> �J f�� <br /> 91�F[F17-1 AVENUE • SUl7'G 100 • KIRKLAND.WA 98033 • P:425/827-7701 . F:4?S/827-5424 �� n�� <br /> L <br />