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m <br />lico�f'.nginccrti <br />Select Homes <br />237 Elm Street <br />Evuett, Wuhington 96203 <br />Aaendon: Mr. Randy Cluk <br />April 19, 1993 ' (�catedmical. <br />f,rorm��nmmeNal �nd <br />Grningic tien i<ts <br />Building Saback Conditions <br />Hanabrook Devdopment <br />Divisiom lil md N <br />Evaea, Wuhington <br />F0e No. 2670-0OS-R06 <br />TLe purpose of this lener is W wtliee reduced building setback canditions for locadnn of <br />homes u the wps of slopes on Divisioas II1 and N of the Hanabroot Development in Eva�eU, <br />Weshington, 'Ibis hat been discussed with Mr. Randy Clark of SeIP'i Homes, Mr. Pat McCoun <br />of Univua�l BrokeraBe ColWracion, and Mr. Mic6ad Crowson �. W6cH Pacific. <br />We 6rve obsmad no sigas of instability on nuive s�opa in Diviaions III �nd N. Fill <br />elopes on Divisiom ID and N were coaswaed with awctural fill consiating of on-site gnnular <br />eoils uodu fulldime monitoring of a cryilified individual from our firm. The awctural fill is <br />keyod into alsting firm native aoils and fill placed W echieve ifie final slope grades hss been <br />pcoperly benched into ezisting nalive mate�ials and compacted to 95 percent of MDD (maximum <br />dry density) according to Ne spaifications of the ASTM D•1557 test procedure. In addition, the <br />lots �re graded �o slope aw�ay from the tops of sloprs a�d al� slopes have been covered with jutc <br />matting and hydroseedad for aosion protection. <br />In our opinion, w6ue slopes have ban placed, rompaaed, graded, and vegetated as <br />dacribed above, the minimum building saback distance can be reduced to l0 tea. 71ie saFack <br />distance is the horizontal distance measurod from the front face ot the footing to the taca of the <br />r.;ope. It should be understood that if the saback distance is reduced to 10 fcet, the risks of <br />losing actess, reducing the design life o( the (oundations and having slope movement impact the <br />house foundationc ue increued. <br />i,�, �f uFim. r. Ir,- <br />.�In 1:1Ih 4��:.:, � I <br />., w'i� �nd. 41 ��•. �; � <br />� .��n�nei:r,��,l�,.�� <br />Ln �: rq 4�1 oua.i <br />