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a <br />;. 14 <br />November 19, 19�9 <br />Certificate tlo. 7910-4007 <br />Page Five <br />For the fill materiai that aiill be needed belo��i the slab and above the <br />existinc� fiaterials ii� pavecl areas, it is recommended a graded clean, <br />granular gravel material havin9 not more than tii"ree percent passing tlie <br />200 sieve be used. This material should be compacted to 95 percent maxi- <br />mun dry density prior to slab placement or overlaymert v+itt� a miniinum as- <br />phaltic pavement structure. The pavement structure slioUld consist of a <br />minimum sir inches of th^_ select 9ranular material under four inclies <br />crushed base and two inches l�lashington Class "B" pavement. <br />CO�ICLUS IOtIS <br />As herein detaileA, the site is excellent for the�planned develop���ent. A <br />desiyn bearing of 2,000 pounds per square foot at a deptli of 18 inches <br />belov+ tiie finished grade is recommended subject to proper site prepara- <br />tion. <br />EIID OF R[PQRT TCY.T <br />PACIfIC TESiW�i <br />.... �.,t.. <br />