|
WESTERN FUELS —
<br />'
<br />COLORADO
<br />o! Soo Soo Soo a�=
<br />A LIMITED LIABILITY
<br />COMPANY
<br />APPROX. 'PIT AREA AS NEW HORIZON
<br />MINE
<br />JUNE 2010
<br />P.0 Box 628, NUCLA, CO.
<br />81424
<br />ZONE 1 .7.81 acres
<br />° SUBSOIL: BENCH 1 S�IBSTITU SUBSOIL �
<br />ZONE 4 MAP 2.05.4 -6 MORGAN PROPERTY
<br />-54.33 a _: rr I
<br />33 AVG. THICKNESS
<br />SUBSOIL: L7., �' �"!d
<br />� �
<br />ALL PLACED AS OF JUNE 2010 TOPSOIL REPLACEMENT PLAN
<br />"AVG.
<br />33 "" T@�
<br />NONE PLAGEL ,emu t ��Vd V� ��iv TOPSAIL: TOPSOIL AS OF JUNE 2010?
<br />MIXED
<br />`) -21" AVG. kHICKNEO
<br />ko
<br />Tc?p l , ll!: LIFT A SOII -. i ZONE 3 - 31.68 acres 1g" MINIMUM THICKNESS SCALE: 1 = 300 DWG. DATE: REV.
<br />N0.
<br />s SUBSOIL: LIFT B SOIL CONT. INTER 5
<br />o 17 , r OF'TOPSOIL!PLAICED!AS OF JUNE 2010 CONT. DATE: REV.
<br />DATE 9/18/2010
<br />33 AVG. THICKNESS DRAWN BY: CHKD BY: DWG.
<br />Ir Ben Langenfeld, EIT
<br />No
<br />NONE Dr ArTf, r, r)_ tr IN.tc NONE PLACED AS OF JUNE 2010
<br />No Lift A or Lift B stripping from Pond 011 I r
<br />� TOPSOIL: MIXED TOPSOIL � j I � I � � �;._
<br />S^ m
<br />� q� 2 �,
<br />Bfee
<br />it E
<br />w R _.
<br />18 MINIMUM THICKNESS u ;-,yam
<br />y _ ®��•
<br />• - =
<br />{.tfF &�
<br />G �•• �Y
<br />• /•
<br />PROPOSED w „ d •• r y.
<br />21 AVG. THICKNESS .. ���
<br />POND 011 STOCKPILE #17 � I � ( �
<br />.
<br />'
<br />y'
<br />.k
<br />��"� °.
<br />LIFT B8, C S OF JUNE 20141
<br />NONE P CED A
<br />- PROPOSED 20335
<br />\ POND 011 swo
<br />STOCKPILE #1e I - ..
<br />,�I
<br />Pond 0 1 LIFT 7,250 CY'.ti ^Sy2'
<br />3. 19 'i+ / / ___ __, • f
<br />,
<br />noes _ _ .� '' / /
<br />,, - 'PRO O ED �� I ( .i ' ' / /•'
<br />PRYry i.' :i E 1
<br />I�r'6. 1, �I
<br />PON 0 1 - yP i g' K$ �8!IV
<br />r
<br />AREA OF SOIL STO K ILE #1J �KpILE15 : (', 41FT'BTOPS(?1L: i
<br />N Llir�ast,aaocY STQKPIL81z'. '/ 7.81 AC /
<br />6z, - _ 13 26 0CY_ _ IX P S
<br />2 1,516OY .J `� /� //% / // //
<br />" STRIPPING REMAI�IIN I
<br />,.
<br />t r^, +f i KP
<br />JUNE
<br />AFTER 2010 E o ZONE 3
<br />LD
<br />r 31.68 AC —_ZQ_ NE I /�P
<br />��
<br />y ✓ y*.'
<br />g ��. 12.21`A"C
<br />o
<br />IM c I$T CK IL
<br />/ / //
<br />3 / '
<br />/
<br />{ APPROX. PIT AREA AS OF i' PIROPOSEIO '� Y ��""""" -b:- ✓ // f / // // // / // //
<br />3 e JUNE 2010
<br />E I� 1 1 FIT A 35,450 CY / /
<br />_Lift A &B Undisturbed: ` N ZONE 2 - 12.21 acres h
<br />c
<br />26.11 acres
<br />o � SUBSOIL: BENCH 1 SUBSTITUTE SUBSOIL j
<br />3 a ° 33" AVG. THICKNESS o
<br />ALL PLACED AS OF JUNE 2010
<br />Lift B only i
<br />Undisturbed: 1.72 acres TOPSOIL: MIXED TOPSOIL "
<br />—21 "A tH1CKI�fESS - - - — - -- - n
<br />. - -A
<br />PROPOSED 181' MINIMUM THICKNESS
<br />Bench 1 stockpile for last 3 mlgpm PLACED AS OF JUNE 2010 _
<br />pits `T'
<br />ZONE 5
<br />1.90AC (last 3 cuts x 115) x 1700ftl x 6jhk =
<br />ZONE 5 132 ,222 cy stockpile
<br />1.90 AC
<br />UNDISTURBED
<br />BECAUSE OF
<br />BLASTING RESTRICTIONS $61 I
<br />� I
<br />I
<br />6
<br />o
<br />I „
<br />I ,
<br />Table A Table B Table C
<br />2010 Topsoil Thickness of the yet to be disturbed land west of the TOPSOIL VOLUMES AVAILABLE AS OF MAY 2010 TOPSOIL VOLUMES REQUIRED IN EACH ZONE
<br />active pit area. As of May 1, 2010 (Western portion of Zone 4)
<br />2010 MIXED = 132,271 CY (STOCKPILES 5 & 6) + 27,906 CY (17' PLACED IN ZONE 1) = 160,176 CY (100% recovery) ZONE 1 - 7.81 ACRES x 43560 SF /ACRE x 211N /121N /FT = 22,135 CY OF MIXED TOPSOIL
<br />Sample No. Lift A (inch) Lift B (inch) 2010 LIFT = 146,337 CY (STOCKPILE 11) + 29,382 CY (AHEAD OF PIT) = 175,719 CY 27 CFlCY
<br />#19 9 44 LIFT A VOLUME (AHEAD OF PIT) ZONE 2 - 12.21 ACRES x 43560 SF/ACRE x 211N/121N/FT = 34,472 CY OF MIXED TOPSOIL
<br />26.11AC x 43560 SF /ACRE x 91N/121N x 93% RECOVERY = 29,382 CY <__= Thickness from Table A 27 CF /CY
<br />#20 9 39
<br />#21 9 52 27CF /CY ZONE 3 - 31,68 ACRES x 43560 SF /ACRE x 211N /121N /FT = 93,702 CY OF MIXED TOPSOIL
<br />#22 9 52 2010 LIFT B = 221,516 CY (STOCKPILE 12) + 160,065 CY (AHEAD OF PIT) = 381,581 CY 27 CF /CY
<br />#23 9 36
<br />#24 9 53 LIFT B VOLUME (AHEAD OF PIT)
<br />(26.11 AC + 1.72 AC) x 43560 SF/ACRE x 46IN/I21N X 93% RECOVERY = 160,065 CY <__= Thickness from Table A ZONE 4 - 54.33 ACRES x 43560 SF /ACRE x 241N /121N /FT = 175,304 CY OF LIFT A TOPSOIL
<br />AVG 9 46 27 CF /CY 27 CF /CY
<br />— SUBSOIL V OLUMES REQUIRED IN EACH ZONE
<br />EXISTING TOPSOIL STOCKPILES & VOLUMES AS OF MAY 2010
<br />ZONE 1 - 12.21 ACRES x 43560 SF /ACRE x 331N /12IN /FT = 54,171 CY OF BENCH 1 SUBSTITUTE SUBSOIL
<br />NOTE OUTLINE OF EACH STOCKPILE IS SHOWN ABOVE 27 CF /CY
<br />ZONE 2 - 7.84 A CRES x 43560 SF /ACRE x 331N/121N/FT = 34,783CY OF BENCH 1 SUBSTITUTE SUBSOIL
<br />27 CF /CY
<br />0 8, 050 cy
<br />Mixed Topso I t ZONE 3 - _3 ACRES x 43560 SF /ACRE x 331N/121N/FT = 140,554 CY OF LIFT B TOPSOIL
<br />27 CF /CY
<br />ZONE 4 - 54.33 ACRES x 43560 SF /ACRE x 331N1121N/FT = 241,044 CY OF LIFT B TOPSOIL
<br />146,337 cy
<br />Lift A Topsoil 27 CF /CY
<br />Legend
<br />221,516 cy d . 124,221 cy Permit
<br />Boundary
<br />Lift B Topsoil Mixed Topsoil
<br />I Al
<br />I h I V
<br />MORGAN TOPSOIL STOCK PILE TOTALS (CY) " Disturbance
<br />Boundary
<br />124,221 MIXED Notes
<br />8,050 MIXED Pre -mine
<br />Contours
<br />132,271 MIXED 1) For topsoil balance calculations, see narrative in section 2.05.4(2)(d) Subsection 12.1.1 5820
<br />2) From May 2010 to the end of the mine life, all Bench 1 material excavated from the Morgan
<br />146,337 LIFT A TOPSOIL property will be replaced on the Morgan property.
<br />221,516 LIFT BTOPSOIL 3 Following he replacement of topsoil from a stockpile, the stockpile footprint be ripped, 9 P P P� t P P pP r Post —m
<br />I ne Contours
<br />AS OF APRIL 27, 2010 scarified, and further prepared according to Section 2.05.4(2)(d) Subsection 13.1 prior to
<br />topsoil replacement on said stockpile footprint.
<br />MAP 2.05.4 -6 & 7 MORGAN TOPSOIL REPLACEMENT 20SEPT10,dw
<br />
|