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LEGEND <br />rime tan <br />PERMIT BOUNDARY - <br />/� -__ <br />OPP <br />POST MINE DITCHES <br />PRIME FARMLAND <br />\ ' \— PROJECTED RECLAIMED INDEX CONTOUR <br />Pond 1 ; <br />1811 pipe (no _ <br />/ EXISTING TOPOGRAPHY <br />perforations) <br />Segment A' G'`' <br />18" Pipe <br />_ <br />o <br />4� <br />Detail A - Trench Drain Cross Section <br />'tail •� \- � \\ �_ ": _. 1 r--- N . -- \ <br />nch ai - <br />-- gradb <br />J Ba <br />�lr into drain <br />r% � - _ _ � r <br />�\ <br />�— exus,t en; into solid pip,' --------- - - - -_- - -- - <br />12" layer of <br />durable rock — - — — <br />\ O fl <br />Back_ <br />� a a o — <br />�- O °` \ ' layer of 14,1 0 <br />� <br />Poten ewater umps S 1 k drain 1 \ urable rock <br />rain area for,-- Highwall <br />: <br />ction % I prtna a 1' min. <br />� 6,. min. - <br />#-!ii)r <br />- - <br />0' 50' 100' 50' , O� �A ea a t e r p o u 1101 <br />to g toe <br />�� o <br />o , <br />a ban ent. � 1 <br />I <br />was <br />�--- -_ Detail B - Rock Drain Cross Section <br />Fabric wrap <br />O <br />- <br />�� <br />OU Uop o 0 0° o 0 0 0 op <br />o co op op o op o 0 0 <br />O O -UO O U00 <br />UU UU <br />�OoOo <br />0�0 18„ <br />Segment A °o perforated <br />A A' o o o 0 <br />5595 5595 pipe <br />5585 5585 <br />5575 5575 <br />00000 <br />00�0�0 • 0 <br />...._.� �. .___ __.a..�...�._..__,_�,._.._._._. —, 5565 p p O 1 n 4 durable p p o <br />5565 - T '. -... <br />00 <br />- <br />. OVIIVI iI V 1 Clli IUlplll <br />rock <br />5555 5555 4 ft <br />O N + Q N N I+ + Ln O N M Q N l0 r l0 O] O N + Q N + + + + O N M Q + M + + <br />� � � x- n- <br />Backfill - <br />Segment B <br />F _ O <br />-- <br />5595 5595 <br />5.585 : 10 5585 Detail C Pipe Connection <br />55 - 5575 <br />75 _ I <br />Current Topography _ -�O Ort00 Rock drain Segment nexus <br />Bottom of Trench Drain Bottom of trench drain 5565 <br />O <br />5555 5555 <br />Project Reclaimed M M O O O W O O M . N O O M O Q . O 0 . 0 . 0 M <br />m <br />O O O O O O O O O O N N N N N N N N N N M ° o <br />Topography O O O <br />000000 O00 <br />Segment C r ��� C <br />g <br />_ 18" <br />C � � soled pipe to <br />0 0 00 O Del-, � convey water to <br />/wat <br />56,0 - - -- �- I �'� 7 ° ° ° O O discharge <br />i� r <br />5605 . -_ _ -.. __. �_ ... O -I- ., .r -.. - _ _ r _ -._. ! _I l _�.- 5605 °O °O .7 <br />- X010 0 011 11 __ <br />00 - O �- °O <br />5595 i - -- <br />I L � 5595 O O O <br />- O� rIi�II_ O-II1� O O00 OO <br />I� <br />I I -. <br />- j � _ <br />? I �4 5585 OOO`.J <br />Backfill I. I__.� (. I I }_ 1 <br />5565 -__, -_.. _..... _- ___.... - -_�- _ -- -� —._- - _.. __ _._�. ,.__ _., -.._ - - -_ -- -` -._- - -�. 1 ' -'__ - -_ -I _ ._. _.._'- __I_ -�_ __. _�....' -'I - "- - - -_ _ <br />I j - <br />r - <br />5575 I _�- - _.. I i. -- _.. �. __ _ _ J _. -i _�_ -1 _ i �._ 5575 <br />-... <br />- <br />O rt -0 5565 Grate over pipe end to keep rock out of pipe <br />5585 _. -. ock Drai - .. -.. -- - - _. _ :. - _ ._ _ •_ -. __ "C -- <br />18" Inch perforated pipe surrounded by rock. See Detail B. f _ ; -i -_ j <br />- - pip ! _ - _. - <br />5555 _i - -i .__ _ . i_ I_- -i .- - __ _ _ I _ Transfer to 18 i e _ _ __ __ 1 ' -� �I Min. 3' oil fill over 18" I e - 5555 18° solid pipe <br />_�- 00 _ I � I ! i ! - -I � �__L_, a ._ -J-1 L_ -i_ � I _�__� -� -1 a - -, _I I a r _ - -O p _ . Plan view <br />- - , <br />5545 : 5545 <br />0 0 0 0 0 0 0 0 0 0 0 0 0 0 o a o 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 o a o 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 <br />O N M Q h + + + m O N M Q N (O n W Ol O N M Q N (O h M + O N M Q + O + [O + O N M Q + + + (O + O N M Q + + h + m O N M Q O l+ + M Q, O <br /># # } # + + } # + # # + # + # # } # # # + # # + i4 # # # # + + # + + + } + # + # # # # # # + # # # 4 # # # # + } # # # # + # # # # + # + # <br />4 -way connection for 18" pipes <br />0 0 0 0 0 0 0�0�0 0 0 0 <br />o C <br />18" perforated pipe 18" perforated pipe <br />5595 5595 <br />5590 See Detail A 5590 p <br />OD <br />5580 5580 - <br />O N <br />5570 / _.. 5570 Map 2.05.3(3) -21 <br />555D 5560 WESTERN FUELS — COLORADO <br />- - - - -- � 1_ <br />5550 5550 <br />5540 5540 n�. A LIMITED LIABILITY COMPANY <br />O O O O O O O O O O �W <br />" . ` . . ^ m rn p m m mgr NEW HORIZON MINA' <br />"'ORIZO� P.0 Box 628, NUCLA, CO. 81424 <br />2(114 TRENCH DRAIN DESIGN <br />Reclam a„on,NEW HORIZON MINE <br />Of <br />piv+yon &Safety <br />5 r3 1 <br />SCALE: AS SHOWN DWG. DATE: 02/13/14 REV. NO. <br />CONT. INTERVAL: CONT. DATE: REV. DATE: <br />ORIGINAL DATA BY: DWG. NO.: <br />DRAWN BY: GLA <br />