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GRAVELLESS TRENCH CONSTRUCTION DETAILS <br /> 1/2 lnspechoInlet Pipe to Next 95gd/rl <br /> Well <br /> Drop Box 1 1/2 Male <br /> Adapter <br /> - ge <br /> t ,6- Iz Soil Backfill <br /> Ne <br /> it �' I��vIII VLTv v- % V Vvvv - v- <br /> Corrugated Tubing Covered <br /> 95s.o EXiSfi';9 I <br /> with Geotextile FabqchnpnnnnrvLr Psu. <br /> fe±3± <br /> Drop Box955!3 <br /> Trench Length = up to 100 Feet <br /> Overfill to Allow <br /> NOTES : 1 . Bottom of trench <br /> for Settling c must be level. Top <br /> / <br /> of tubing must be level. <br /> 084 Soil / Y, 12" of Soil 2. Scari( trench bottom and <br /> Backfill y s�dewalls <br /> 24Backfill <br /> at least 12 inches above trench bottom <br /> , to expose natural soil. <br /> 12" v. D, <br /> 2 - -O— ' <br /> 3. For proprietary products consult <br /> Holes Located manufacturers performance criteria <br /> 24" at 4 and <br /> 8 O'Clock <br /> Figure D-29 <br />