7815 E GLEN DR 2016-01-01 MF Import

i ; " � �. GORPORATE OFFKE ��ASSOCIATED 911 FiNh Avenua,s��b ioo EARTH ja�s�e�np��98033 SCIENCES, INC F� (425�827-SA24 BAINBRIDGE ISL4ND OFFICE 179 Madrona lana North Bainbridga Island,WA 98110 (206�780-9370 Mazch 17, 2� FAX�206)780-9438 Project No. KE98375G c/o Mr. Jeff Steeves New England Homes, Inc. 8610 Mapiewood Lane Edmonds, Washington 98026 Subject: Geotechnical Plan Review Steeves Residence 105-�ar�era�anc� �"I g�s I, �� .2.1'1 p�' Everett, Washington Dear ?v1r. Steeves: As requcsted, we have performed a geotechnical review of the plans for the above referenced site. These plans consist of Sheets 1 through 5, dated Mazch 11, 2000, prepared by The Leren Company, Inc. and include General Notes, Lower and Main Floor Plans, Details, Sections, Elevations, and a Foundation Plan. Upon completing our review of these plans, we offer the following comments. • Section C, Soil and Foundation Data, on Sheet 1 indicat.s a passive resistance of 300 pcf was used in the design of the foundation. This value should be changed to 250 pcf as recommended in Section 12.1 of our October 2, 1998 soil report. In addition, this section should be change:d to indicate that all footings should be founded upon the medium dense to very dense, natural, undisturbed soil and our October 2, 1998 soil report should be reference. • Three options were provided in our October 1998 soii report for consuuction of slab on grade floors. These included: excavation and replacement of all of the existing fill soils and loose, naturai sedimenGti under the slab area and replacement of these materials with structural fill, construction of a structural slab supported on drilled piers, and construction of a floating floor slab. Although it is apparent from the plans that a structural slab will not be used, it is not clear which of the other two options are to be utilized. This should be