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1' <br />,I <br />40 mil SMOOTH----z"' <br />MOOTH <br />LLDPE - <br />GEOMEMBRANE I r ,, ✓ <br />3" DIA. CPe PIPE ON 17. <br />` J <br />MINIMUM GRADE TO SUMP <br />8' <br />OVERLAP GEOTEXTILE <br />1' MINIMUM <br />— 12 oz yd' <br />NONW VEN GEOTEXTILE <br />-LEAK DETECTION FILL <br />J LEAK DETECTION TRENCH <br />320 NTS <br />GROUND SURFACE <br />WELDED BASE <br />7 MANHOLE <br />A260 NTS <br />STAKED AND ENTRENCHED 50 lb <br />(APPROXIMATE) STRAW BALE <br />(SEE NOTE 4) <br />COMPACTED SOIL TO <br />PREVENT PIPING <br />SEDIMENT LADEN RUNOFF <br />Kl// <br />> 1' MINIMUM <br />REMOVABLE <br />COVER <br />1' MINIMUM <br />36" DIA. HDPE SDR21 <br />WITH COVER OR ENGINEER <br />APPROVED EQUIVALENT <br />(SEE NOTE 1) <br />3" DIA. INLET <br />2, J <br />(SEE NOTE 2) <br />1 " X 2" WOOD STAKE <br />6" MINIMUM <br />TWINE /WIRE <br />4" MINIMUM <br />10 )STRAW BALE INSTALLATION DETAIL <br />260% NTS <br />FILTERED SEEPAGE <br />2' <br />3 EACH METAL PIPE BOLLARDS <br />P MINIMUM 4" DIA. EMBEDDED IN AND <br />ILLED WITH CONCRETE <br />'o <br />36" DIA. NUPE MANHOLE <br />_ <br />�! 1 <br />INSERT PIPE <br />INTO MANHOLE <br />INCREASE DEPTH <br />OF LEAK DETECTION <br />TRENCH TO 24" <br />2' MINIMUM <br />STRUCTURAL <br />FILL PAD BERM <br />SOIL LINER <br />FILL PLUG <br />(SEE NOTE 7) <br />3" DIA. HDPE SDR 13.5 LEAK <br />DETECTION PIPE, WITH <br />WATER TIGHT COUPLINGS <br />BEGIN HDPE PIPE- - <br />BELOW ANCHOR <br />TRENCH SEE DETAIL 8 <br />5 1LEAK DETECTION SUMP DETAIL <br />>0 6O1 NTS <br />3" DIA. SOLID HDPE SDR 13.5 PIPE <br />WITH WATERTIGHT COUPLERS <br />3" DIA. SPLIT COUPLER <br />: IM <br />3" DIA. CPe PIPE <br />TYPICAL SOLID HDPE TO PERFORATED <br />CPe PIPE CONNECTION <br />NTS <br />2' MINIMUM <br />10" MINIMUM <br />WOOD OR <br />STEEL POST <br />(SEE NOTE 5) <br />4. <br />3" DIAMETER <br />CPe LEAK L-0– <br />DETECTION PIPE <br />LEAK DETECTION <br />FILL <br />FILTER FABRIC MATERIAL SECURELY <br />FASTENED TO THE POSTS <br />(SEE NOTE 6) <br />APPROXIMATELY 8" OF FILTER <br />FABRIC MATERIAL MUST EXTEND INTO <br />TRENCH AND BE ANCHORED WITH <br />COMPACTED BACKFILL MATERIAL <br />SILT FENCE INSTALLATION DETAIL <br />NTS <br />FLOW <br />APPROXIMATE 4 "x4" TRENCH <br />J <br />A280 <br />2' MINIMUM DRAIN [ <br />COVER FILL <br />3' MINIMUM OVERLAP <br />1' MINIMUM SOIL EXTRUSION WELD <br />LINER FILL 80 mil TEXTURED <br />FACE DOWN <br />LEAK DETECTION SYSTEM LLD EU GEOMEMBRANE) <br />�— PREPARED FOUNDATION <br />SURFACE FOR SOIL LINER FILL <br />3" DIA. CPe LEAK EXISTING 3" DIAMETER <br />DETECTION EXTENSION STRUCTURAL FILL CPe LEAK DETECTION <br />OR NATURAL GROUND PIPE <br />REMOVE SOIL <br />LINER FILL PLUG <br />(SEE NOTE 3) <br />AFTER REMOVAL OF INTERIM PAD BERM <br />TEMPORARY LEAK DETECTION TERMINATION <br />NTS <br />9 1STRAW BALE EXTENT DETAIL <br />16 <br />0) NTS <br />NOTES: <br />1. <br />MANHOLE WITH LADDER ACCESS ALONG ENTIRE DEPTH <br />OF MANHOLE. <br />2. <br />MINIMUM STORAGE VOLUME OF 100 GALLONS BELOW <br />3" DIA. SOLID HDPE PIPE INLET. <br />3. <br />REMOVE SOIL LINER PLUG AFTER REMOVAL OF INTERIM PAD <br />BERM. <br />4. <br />STRAW BALES TO EXTEND FAR ENOUGH LATERALLY SO <br />SURFACE WATER RUNOFF WILL SPILL OVER TOP OF STRAW <br />BALES. <br />5. <br />SPACE POSTS 6' TO 10' APART. <br />6. <br />FOR ADDITIONAL STRENGTH, FILTER FABRIC MATERIAL CAN BE <br />ATTACHED TO A 6" MESH WIRE WHICH HAS BEEN FASTENED <br />TO THE POSTS. <br />7. <br />SOIL LINER FILL PLUG DIMENSIONS TO BE 1'x1'x1' <br />8. <br />AS AN ALTERNATIVE TO STRAW BALES, OTHER STORM WATER <br />BEST MANAGEMENT PRACTICES, LIKE A ROCK BERM, MAY BE <br />SUBSTITUTED WITH APPROVAL OF THE OWNER /ENGINEER. <br />CLIENT CRIPPLE CREEK <br />& VICTOR <br />GOLD MINING <br />COMPANY <br />PROJECT <br />PHASE 5 <br />VLF <br />2 11/19/11 ISSUED FOR RECORD OF CONSTRUCTION JNM TITLE <br />CMi <br />1 08/26/11 ISSUED FOR RECORD OF CONSTRUCTION JNM <br />JNM <br />0 9/15/08 ISSUED FOR CONSTRUCTION JFL <br />AJM <br />DISCLAIMER <br />AMEC PRODUCED THE INFORMATION PRESENTED ON THIS DRAWING THROUGH THE <br />USE OF TECHNICAL INFORMATION AND PRACTICAL EXPERIENCE SPECIFIC TO ITS <br />EFFORTS. RECEIVING THIS DRAWING DOES NOT GUARANTEE ANY (RIGHTS TO SUCH <br />TECHNICAL INFORMATION AND PRACTICAL EXPERIENCE. ANY ALTERATION OR <br />ADAPTATION OF THE DATA OR CONTENTS OF THIS DRAWING SHALL BE AT USER'S <br />SOLE RISK AND WITHOUT ANY LIABILITY OR LEGAL RESPONSIBILITY TO AMEC. <br />LEAK DETECTION AND <br />TYPICAL EROSION CONTROL DETAILS <br />DESIGNED BY JFL <br />DRAWN BY AJM <br />FILENAME <br />1125D110 <br />CHECKED BY JNM <br />APPROVED BY KFM <br />DRAWING No REV <br />A280 2 <br />