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x <br />�awE#M' xF= <br />Salution�� <br />� <br />� I1�i�;E�� ;�: <br />,,.+.��� �,� � <br />E�rth �Q�utionS NUV LLC: <br />January 13, 2016 <br />ES-3588.01 <br />Polygon Northwest <br />PO Box 1349 <br />Bellevue, Washington 98009 <br />Attention: Mr. Thomas Heinz <br />Subject: Finat Report — Building 11, Lots 11.1 and 11.2 <br />Construction Monitoring and Consulting Services <br />Silver Lake Center <br />1901 and 1903 — 112t" Place Southeast <br />Everett, Washington <br />Ciiy of Everett Permits C1 411-034 and C1 502-015 <br />Dear Mr. Heinz: <br />• i;eoi_eci;r�;c,=i �r3;;incerin� <br />• C.��nst�i�c�ior. n-loni`orir:f> <br />• Em_-irr>nmert::�l Sciencr-s <br />In accordance with your request, Earth Solutians NW, LLC (ESNW) provided construction <br />moni#oring and consulting services at the subject site. Our services included providing onsite <br />observations and testing on a part-time from July 13, 2015 to January 8, 2016. Our <br />representatives made four site visits to observe or test buiiding foundation subgrade, building <br />slab backfill, and pervious pavement preparation. <br />Our representative observed building foundation subgrade to be dense and suitable for support <br />of the proposed structure. <br />Our representative conducted four field density tests in accordance with ASTM Test <br />Designation D2922 (Nuclear Gauge Method). Two representative soil samples were returned <br />to our laboratory for analysis of fhe rr�aximum dry density and optimurn moisfure content in <br />accordance with ASTM D1557-02 (Modified Proctor). Density fiest results indicate adequate <br />compaction of at least 95 percent at the tested locations af the building slab backfi{i. <br />1t3C}:� - 1�6th Pl�c�, f�;.E., 5uit.«: 7(11 � f�irllrvi�e, 1�VA 9FsilOF, ���Z'�S) ��4')-4704 � f�AX'�25) eky-��7 i1 <br />7 <br />% <br />