Laserfiche WebLink
LIU & ASSOCIATES, INC. <br />Geotachniwl Enginearinp Engineenng Geology <br />Junc 15, 20O7 <br />Mr. David Kin�! <br />4717 13ch�cdcrc A��cnuc <br />I?vcrclt. WA 98203 <br />Ucar Mr. King: <br />SubjccL• Proposcd 2-Lot Plat <br />4717 I3ch-cdcrc Avcnuc <br />h:�-crcu. Washington <br />I.&A Joh No. (�A�I7G <br />I'lans Rcvicw <br />eann s��e�� <br />CG 7U 5 oN Z <br />H'c havc perlbnncd a gcotcchnical rcvic�v of lhc dcsign plans you pro� idcd us. It is our opinion <br />that thc Jesign plans arc in compliance �aith the «commendations in our geotechnical rcport, <br />d:ucd Junc 28. ?UOG. <br />Gxcarution tihorin� <br />Whcrc ihis is insuflicicnt spacc liir icr.�purar� slopcd cut tix building fi�otprint cxca��ation. <br />cxcavalion shoring �c,ill shuuW bc constructcd to ,�,���,�, ��crtical cuL Wc rccommend a <br />c:miilcvcr solJicr pilc ��all hc constructcd fi�r thc shoring ���all. 'I�hc soldicr pilcs nrc constructcd <br />h� Jrilling hol�.:s in ihc gruund and insrrting stccl bcams in drillyd holes. I�hc holcs arc to bc <br />lillcd �+ith Icun grout mi�. 'I�he suldirr piies arc norniull�� spaced ut 4 to S fcet on ccnters, with <br />trcaird �imbcr boanls IuggcJ hch�cen soldicr piles. <br />Our rccummcndalions ibr the Jesign o( soldicr pile shoring �vall arc prrsentcd on Plate I. Wc <br />rcamuncnd that thr tioldicr pilc shoring wall be Jesigned fiir an active soil pressure of 35 pcf <br />IiI�D (cyuivalcnt IluiJ dcnsityl. I'hc �ccight of thc soils of onc half thc hcight of cut hank abovc <br />thc lup of the shorinp ��all should hc consiJered as surcharge for the design of the shoring wall. <br />19213 Kenlake Place NE • Kenmore, Washington 98028 <br />Phone (425) 483-9134 • Fax (425) 486-2746 <br />