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April ]0, 2005 <br />Proposed Single-Family Residence <br />L&A Job No. SA019 <br />Page 2 <br />over a concrcte-walled basement, and that the back side of ilic building will Ue stepping up thc <br />l�iilside. We estimute that the constn�ction of the building will require cuts of 1� feet deep or <br />morc. The building is to be accessed from Mndrona Avenue via a rising, paved drive�va; to a�� <br />allached garage at ihe basema�t level of the house. <br />SCOPIs OT S�RVICGS <br />Our scope ofscr�•ices for this sludy compriscs speciGcally the follo���ing: <br />] Revicw thc gcologic and soil conditions at the site bnsed on a publishcd gcologic map. <br />2. Gxplore the subsurfacc conditions of thc site with backhoc test pits. <br />3. Perform necess�ry gcolcchnical analyses and provide geolechnical recommendations for <br />site grading, sitc staUiliq� cnhancemcnl, crosion abatement, s!irface and ground water <br />control, and foundation design and construction, based on subsurface conditions <br />encountcred in the lest pi(s and results of our gcotechnical analyscs. <br />d. 1'repare a written report to present our findings, conclusions, and recommendalions. <br />5117's CONDI'CIONS <br />SURTACI, COND17'IONS <br />7'he subject site is Uoundcd Uy ��ladrona Avenue to tl�e » orQiwcst �vilh a f'rontage of ubout 103 <br />fect by about 73 to 7S feet decp, and is adjoined by single-family residence on other sides. It is <br />situated in ll�e lowcr portion of a stecp, �vesterly to northwesterly declining hillside. According <br />to the topographic survey plan provided to us, thc terrain within the sitc generally slopes down <br />�vest�vard at nhout 17 to 63 perceut graclu, ���ith ihe steeper urea ���idiin about the middle third of <br />ihc site. <br />LIU & ASSOCIAT�S, INC. <br />