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E <br />� <br />VISInN L�1JSTRUCTION G�.rNiPANY <br />(3ENERAL CONTRACTOii <br />0 <br />Mr• 7irgil Scott <br />October 3. 1977 <br />130 cf�q��a <br />0.55 cf/f - Z00 lin. feet of pipe required. <br />Page �o <br />Drainage 2one ,y2 - roof - <br />Assume one (1) downspout per roof segment or that downspouts <br />will be connected in such a mann�r as to provide five (5) dis- <br />charge points. <br />Use five (5) gravel filled sump pits in landscaped area. <br />98 c f�qu�r�d <br />5 = 20 cf each <br />20 cf <br />.2 voida - 100 cf of gravel, each sump <br />Total stored = 96 cu. feet + 110 cu. feet <br />= 20R cu. feet <br />mhich exceeds thc change in run off expected. <br />RDT/cs <br />.) <br />i` -� <br />� ` c,� -.fi�"�,.-Lt� <br />R.D. Turner, P.E. <br />Washingtorn�^q. g12755 <br />q °°��" U r.`,°� ,� <br />-�, • <br />o' �.�i�i�::..: SF•.ti <br />�' '- '- /'�• --'.-C�°i <br />!� �.1� " .�.� <br />�� `'�'1,�I (�l-t"i� i� <br />� ^ �• /1 <br />i ;'� yl ••J !, � M <br />'. � �C "O �. / A <br />'?'r'. �:'' ,.,i.. ... <br />J�pr'�IfH� •�yj�f, . <br />�i4�'�V <br />bl6-�teth AVE. N.E., BUITE »e, BELLEVUF, WASfi. oso04 PHONE a63 048a <br />�. <br />