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r,Awftw_ <br />a <br />120th A VENUE <br />F ... UNDER CONSTRUCT /ON / <br />t Aw, <br />O / <br />/ <br />jr Ql <br />I <br />/ •r <br />r / r <br />/ EXISTING <br />12" DIA DRAIN <br />DENVER <br />WATER <br />PROPOSED / <br />100YR CHANNEL BY / <br />UDFCD FOR <br />WOLPER TRIBUUTARY <br />2 <br />POSSIBLE STORM <br />ft CHANNEL LOCATION <br />A ql' <br />INV. EL= 5024.30// <br />z <br />F / <br />N \ 1 <br />\ 1 I <br />r <br />{ <br />I <br />30" STORM DRAIN FROM <br />I DUNES PARK <br />/SUBDIVISION r� <br />-TO SOUTH <br />PLATTE RIVER <br />INSTALLED 24 "x 38" ELLIPTICAL <br />OUTLET STORM SEWER PIPE / <br />DETENTION <br />POND LOCATION <br />I <br />POSS LE STORM— <br />CHANNEL LOCATI <br />INV EL 501954 <br />1 <br />k � \ <br />RECEIVED <br />DEC 26 2006 <br />IVIIIIIIIY dIIU JdICIY <br />\ APPROXIMATE DROP <br />\ \ � STRUCTURE LOCATION - <br />PROPOSED 50' WIDE <br />CHANNEL BY <br />UDFC <br />UDFCD FOR <br />HENDERSON CREEK <br />APPROXIMATE <br />PROPERTY LINE <br />LOCATION <br />25 %to 5% APPROXIMATE PERMITTED <br />1 MINE BOUNDARY <br />(from DWB) <br />14, <br />f / 27 <br />, <br />O / / / / 30 FULTON DITCH <br />��/ EXISTING EASEMENT <br />P// / / � HOME <br />APPROXIMATE 1 / <br />�41 / / COARSE FILL / <br />/ PLACEMENT AREA I // <br />0' WIDE - <br />R.O.W <br />It <br />i <br />� f 1 <br />Eil <br />i <br />/ i • '[' <br />.� WIDTH VARIES <br />40. i DEPTH a•1 �h` ; <br />� CORNER SECTIONS <br />f t f <br />i <br />t <br />, <br />f <br />` / A0 <br />- APPROXIMATE PERMITTED MINE BOUNDARY AS SHOWN <br />IN 2005 ANNUAL REPORT, M &G PIT, M -86 -079 <br />- POLYANNA PROPERTY LINE <br />25 - CONCEPTUAL GRADING CONTOUR <br />@ 2' INTERVAL <br /><JtI, 2 6 2006 <br />- DRAINAGE FLOW ARROW Division of Reclamation. <br />Mining and Safely <br />NOTES: <br />1. PROPERTY LINE, RIGHT OF WAY, AND EASEMENTS ARE DIAGRAMMATICALLY SHOWN AND WERE PREPARED FROM <br />TITLE SEARCH DOCUMENTS BY EPP AND ASSOCIATES. <br />2. HENDERSON CREEK AND WALNUT TRIBUTARY CHANNEL LOCATIONS ARE APPROXIMATELY SHOWN AND WERE BASED <br />FROM URBAN DRAINAGE FLOOD CONTROL DISTRICT REPORTS "AUGUST 2004 SECOND CREEK AND DFA 0053 <br />WATERSHEDS OUTFALL SYSTEMS PLANNING UPDATE" AND "MAY 2002 LOWER FIRST CREEK AND DIRECT FLOW AREA <br />0055, MAJOR DRAINAGEWAY PLANNING, PRELIMINARY DESIGN AND FINAL REPORT ", RESPECTIVELY. <br />3. 12 INCH DIAMETER DRAIN PIPE LOCATION APPROXIMATELY SHOWN AND BASED FROM DENVER WATER (DWB) PLANS <br />ENTITLED, "SOUTH PLATTE COLLECTION SYSTEM: NORTHERN METRO SLURRY WALL DRAIN ". <br />4. 24 x 38" ELLIPTICAL STORM SEWER PIPE LOCATION APPROXIMATELY LOCATED AND BASED FROM ADAMS COUNTY <br />PUBLIC WORKS CONSTRUCTION PLAN ENTITILED "DRAINAGE PLAN 120th AVENUE ", <br />5. AERIAL PHOTOGRAPHY TAKEN FROM UNITED STATES DEPARTMENT OF AGRICULTURE, FARM SERVICE AGENCY, <br />AERIAL PHOTOGRAPHY FIELD OFFICE. AERIAL PHOTOGRAPHS TAKEN ON 7/30/05 AND 8/30/05. <br />6. GRADING CONTOURS, CHANNEL LOCATIONS, AND DETENTION PONDS ARE CONCEPTUALLY SHOWN, AND DO NOT <br />REPRESENT FINAL ENGINEERED CONSTRUCTION OR GRADING PLANS. FINAL FILL ELEVATIONS AND GRADING WILL <br />DEPEND ON AMOUNT OF SOIL AVAILABLE FOR PLACEMENT AT POLYANNA MANN SITE AND AMOUNT OF SOIL NEEDED <br />TO MEET COLORADO DIVISION OF RECLAMATION MINING AND SAFETY REGULATIONS. <br />7. FINAL SIZE AND SHAPE OF COARSE FILL PLACEMENT AREA DEPENDENT ON AMOUNT AND TYPE OF AVAILABLE SOIL. <br />REQ�s� <br />G. Cyr;. � <br />Permit # llyli ioc-1 q Confidential? <br />Class Re Sim Type Seq -tvM <br />MV# Inspection Date <br />Doc Date 017no date stamp) tLl i n I L i <br />Doc Name Vt1rn IG •na +•!h & <br />From DRMS /Other WFS' lnt <br />To DRMS /Other 0 VO <br />Recipients 0-141 <br />I <br />