10915 16TH AVE SE 2016-01-01 MF Import

i � � a � ,� � i. "'"`r � '_,;,. � .� r' -,� �, � � � � ,..,,�:�. � j : .. �r;' � � �� � � � � � � �I ' � CASCADE GEOTECHNICAL i December 2, 19fl7 i Job tdo. fi711 -20G Seattle Murtgage � Page 2 j ninety ( 90) days from the completion of this report. unless othee - ' wise soecified by you. The t,r.st pS.c locations were dztermined in I the field by the project geoloyist and were referenced to the ore- I posed buildinq location shown in the preliminary site plan piuvided II by Hansen, Hansen and Johnson Architects.. All of o:it• comments ar.d recommendations are based upon the buil�ir,g location shown in the � preliminary site plan. The test pit locations may be seen or� the test �: �.t locatien mar� in Appendix A. Test pit logs and detailed soil desc:iptions are pre- sented in Appendix B. SITE DGSCRZPTION , The subject site is located east of and adjacent to 16th Avenue S .F,. at aporoximately 109th Street S. G. in tlie Silver Lake area of Everett, Washington. The site topography is relatively flat throughout except in the northeast corner, which slopes gently to the east . 'Phe site is presently undeveloped and is vegetated with young alder and fir trees. SUBSURPACE CONDITIONS Tesr pits � # 1 , N2. #4, #5 and #6 revealed a genecalized soil sequence of six (6 ) inches of dark brown, organic silty sand tco- soil overlyinq one and one-half ( 1 -1/2) feet of rusty brown, me:d `.um dense, damp silty sand with some gravel. Below the rusty brown silty sand is one ( 1 ) to two (2 ) feet of gray-brown, medium Bense, damp silty sand with some gravel. Below the gray-brown silty sand to the test p.it ierminati.on depths is gray, very dense, damp silty sand with gravel which a��pears to be a glacial till .