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r, SLO►E OUT81DF OIIADE CONCIIETf IIAND-� <br /> A�y AY f110M 9TIIUCTURE <br /> f011 DIIAINAGE � FLOOR 3 L A� � <br /> � <br /> - :�. �.�:.. �.rw• <br /> h // �1' .,.�.��..�. ;�' . ,..'. • • '.,.:.�,�. • � <br /> . I�.e .�• ' :• •.1:.�.,• ;I <br /> I � / .•� .• • `��••'��I-�<'� � • � .` � � � : <br /> PAVEMENT �11 -, . � � , :..'., .. .. <br /> r �0 INCMES IN. � • � • • ' • <br /> F TAM►EO TOPf01 �j////�/ � ./.��;'�' •t-•'::' VAPOR �A11111E11� <br /> i OII IYP[IIVIOU6 SOIL � � , ;� • , ',: �!•'' <br /> � + ., .� ..�...� _ .'. .� .,�:..: .; —OSANDA�EOHAVEL <br /> . �• � <br /> ..7 _ �.�. : � '. : _ <br /> p .. .•, . .. . <br /> � '� . .�.�'- SPREAD OR ���.:" �'�WEEO NOlES <br /> BU�DIIAIM �1�[ � ;�;'�:'., '�• CONTINUOUS '�:.;�- <br /> . �� �.� '�. r FOOTING <br /> � nol to �o�l• <br /> 1 ' MATERIALS NOTF'S <br /> l. IJr�inage S�nd & Gravel Beneath <br /> (' SUBDRAIN PIPE F'loor Slab Should Be Connectrd � <br /> � + 4'TMinimum Dta.Perforated Ur Slutted � <br /> Hydraulicaily Tu Subdrain Pipe. <br /> Cuncrete, Metal, Aebestos-Cement Or Usc qt 2" I�ia. Weep Holea Ie ' <br /> ' I'luatic Pipe. Tight Juinted, Sloped Tu One Applicable Method. � <br /> i <br /> �� Druin (4 '/ 100' min. slope), With <br /> Clean-Outs. 2. Subdrain Pipc Should Be Hedded <br /> . Slutted Pipe-- I/8" Max. Width Sl�ds W�th :\ Minimum Uf 2" Of Dra[nage <br /> �•' I'erforated Pipe--3/ 18° to 3/8" Holea Sand & Cravel Surrounding The <br /> Siote Or Ycrforationa Preferentially piN�. <br /> � In Larer Half O[ Pipe With Luwrr <br /> '" �luarter Segment Solid For 1Vater Flow. 3. Backfill Within 18" Of Wall Should <br /> � Be Compacted With Hand-Operated <br /> URAINACE_SAND 6 GRAVEL Fyuipment. Heavy Equipme�t Shuuld <br /> To Meet WashLnQton Slate Spect[icutionn Nut Be Ueed Fur Backfill, As Such <br /> Or The Followtr� Gradation. Operalion Could Increase Lateral <br /> 1�urth Pressur�s And Poesibly <br /> S[rve Size Paaein� By We[�ht Damage The Wull. <br /> 1-1�'r 100 <br /> 3/4" 70-90 4. All Backtill Should Be Ylaced [n <br /> 1/4" 30-80 Layera Not Exceeding 6" Looee <br /> No. 8 20-50 Thicknesa And Deneely Compacted. <br /> No, 30 8-30 Beneath Yaved Or Sidewalk Area�, <br /> No, 50 3-12 Coinpact To At Leaet 95°J. Modtf(ed <br /> No. 200 0-1. 2 Proctor Mazimum Deneity (ASTM: <br /> ` (by we,t eievinQ) (non-plaetic) D1557, Method C). Otherwtae <br /> Compact To �0% Minimum. <br /> � <br /> � SUBDRAIN & BACKFILL SCHEIwE <br /> � SNALLOW FOOTIN (iS WITH INTERIOR SLAB ON ORADE <br /> L <br />