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, _ , ,-.. <br /> • Geo�En�;in��cn ' <br /> Aptil 19, 1993 Gco�cehnicrl, <br /> GcocnvimnmcnW anJ <br /> Grologic ticrvicrs <br /> $elax HO:.es <br /> 237 Elm Strcet <br /> Evereu, Wuhington 98203 <br /> Attention: Mr. Randy Clark <br /> Building C�bact Conditions <br /> Huubrootc Development <br /> Divisions III and IV <br /> Evaett, Was6ington <br /> File No. 2670-005-R06 <br /> 'Ihe purpose of this letter is W ouHine reduced building setback coaditions for location of <br /> 6omes u the tops of slopes on Divisbnt III aod N of the Hanabrook Development in Everett, <br /> Wuhiogton. 7Lis has been discusced wGh Mr. Raody Clazk of Seled Homes, Mr. Pat McCourt <br /> of Universal Brokaage Cocporadon, aod Mr. MicLad Crowson of WdcH Pacific. <br /> We have obaavad no eigns of inst�bllhy on mtive alopes in Divisioas III and IV. Fiil <br /> slopea on Divisans III and N wae oonat�uctod wit6 ucucwral fill consisiing of on-siu granular <br /> eoils unda fu11-ti� monitociog of a qualifiad individual from our firm. 1Le swcd�ral fill is <br /> ke�ad inW existiog firm native soils and fill placad to achieve the final slope grades 6u been <br /> propaly benched into existiag native materials and compacted W 95 percent of MDll (maximum <br /> dry deasity)accurdiny to tl�a spocifieuions of t6e ASTM D-1557 test procodure. In addition,the <br /> lota ue graded W slope away from d►e tops of slopes a�d all slopes 6ave been covered with jute <br /> matting and 6ydroseeded for erosion protection. <br /> In ouc opinion, where alopes have boen pluod, compacted, gradal, and vegaatad as <br /> descdbod ebove,ihe minimum build'wg aetbacic distmce can be raducRd W 10 feet. 1Le setback <br /> , diswna is t6e 6orizontal distaoce measuced from d►e front face of ihe footing co the face of the <br /> slope. It should be understood dut if the �etback di�tuice ia reducod to 10 feu, the rislcs of <br /> losing access, reduciug the dasigu life of the foundations and having slope movement impact the <br /> house founaations aze increased. <br /> Gir�F.ngimcrs,hir. <br /> &tlU IS�hh dcruur N li. <br /> HivL�emd,NSl 91u15! <br /> lilc�llalc(?IKi)i{bi-61NN1 <br /> Fue('1W)li6LGU50 <br /> nmiw m��.r�.�a wm. . <br /> I <br /> . � <br /> j <br />