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-
<br />�. � ®
<br />� Sedimentation Fond r r r d",,, eeft Qll90
<br />MB_ 0090 Waft
<br />1 Y l 1 1 l 1 1 Oil Separator Le ..o. e00 woo �~ _ , �� ftftw een r eat �n r r r r r r —
<br />•
<br />SAE Below t Trap—
<br />_ " men_
<br />Pond 5
<br />1 \ DCiW -3 Bor
<br />�,
<br />"`• � N k ,
<br />\ 22 D5'z �-�.�� � � orlon Of
<br />~ ` t
<br />unnlson
<br />Rock iii Drglrt— /
<br />NSSA Pond
<br />SAE for Paw Water ';, DNSSA -3
<br />�-- —� Intake Gallery
<br />i t 19A dime it _ —
<br />moot �% �$i,
<br />\\ T p, D2 y 48- _z 1T -e" 3�1 on SC ._ -413 f -f,3 -3 >i
<br />�: Ca ..
<br />Sediment �,5-�'. 9 .1 \: ., % _ I �tC�to
<br />• l 11
<br />15F NSSAI
<br />.
<br />_ WY 133 ^'sa'1 - •� 1 1
<br />BASE C R.O.M. `I 13E 158 O O
<br />('�\\ ....3 `
<br />1
<br />STOCKPILE \
<br />♦ 15P .t� �`
<br />v•r "�.��,`` �` GMI ; Isc - 2F'y 115J 5 15N a I •5E� 15R G2R -1 D R_I�
<br />O Z
<br />DC,�A'— 7L 15K� '! �' Q
<br />TEMPORARY PLACEMENT of rue r ° - 5A I 1 MB -2R �_,
<br />''. 8" HOPE AND 6" ' ;, "2 -1•�B � �~ \��` \ \` � `
<br />\ 15D Pond t 18A '��
<br />1
<br />PERFORATED PVC PIPES 131 1 e -51 O 1 SM �k a
<br />1 -� -- - C2R -2 C \
<br />•
<br />TOPS L '�: 1 - 13 ❑ 1 wA 1"sH } -- - 15t ♦•'
<br />�,�. -2-26 C2 -12B - _..`;.....- 18E
<br />• / 13F 13D ry 15
<br />`.9 1;. 12 % -. 3 14A X14® ,��
<br />/ 5C D2- (T) DITCH -� - C -12 N�• 18D ♦. ✓ i'�
<br />1 6 Pond / •�.� '
<br />/ j ♦� Cl II 1 12A 2 -3 110C - _ 2 -4A I �(4C mporary� ` DRPE -1 •�'\ � — _ woo
<br />_
<br />D ' ��
<br />/ 12 12E 128 d r. C2 11 ADS D2ft -4 188 D� 8b .�• •/ .�•
<br />SAE N
<br />/ gp _East of Me_t C 2-3D v 0 D DC W_ ti' `. / / Refuse Pile
<br />SD Cf�G 7A -1 Bench Pond C2- 21 ♦' 18C ' , !� R)(j D'QA•�
<br />♦ %' E \
<br />I 1 S est of — C 1 1 1 A ` "2 5 9 CULVERT l
<br />2 -9 fjI\ rage Bench 1\' i I 1 I l 2 -3F 24" DIAMETER CUP.
<br />DJL i C1 -7 •j S� 6C i0Q 3 46 1 1 C 10 108 6 15 CS 1' OF COVER •` RPt PO' i MINIMUM
<br />TE
<br />1 -1B �Dl -lA 36F J3 / \ ;E DITARy 1
<br />,\ \� 5E� 4 36C �. 1Jr
<br />'-
<br />\` Dl -2 4A 35E { D �•�• •� t
<br />. L.J
<br />g-• - -- 2 NOTE; 2 /
<br />/ I \ 6A Ci -1 PARK NC LOT O C2 v" 36B 35D �� , 1.) RPE WATERSHEDS SHOWN ON
<br />EXPANSION _ MAP 1E IN EXHIBIT 66,
<br />D2 -8- C 3 C2 -10 36 i ! Co I
<br />C2 -7A .c..�. 6..._ _ / & D2 -7A ` \. DCW -8C
<br />C2 -7 - ,9 - 6, %��� ( 35B 2R -4 2.)WATER SHEDS A, TO A,ARE
<br />D 1 ' �•!� .. - �r G2 -16 t •�.`. 27 ` SHOWN IN MR -303 FIGURE 1,
<br />\ Dl -7B (9 EE - / r '� EXHIBIT 70A. LEGEND
<br />8A A N, 2 -7B CJ\ �' 9D 136E C2 -5A /
<br />�3E 1 32 CSLY -2 3.)DITCH SIZING FOR AREAS A,
<br />Cl -9 2 2 �- -.� 9?> ' 26 i TO A, ARE SHOWN IN MR -303
<br />��* - `��T_., 2 -9B w 35G'cn FIGURE 1, EXHIBIT 70A. '- '- '- ' - Ditch D # -# Ditch Number
<br />IT,ay ort�i , sc 9c '� 3sfa / --- • - - -•- Supplementary Ditch
<br />DS -10 A jA! / C # -# Culvert Number
<br />Dr t, ` 9cc I 2 -_5 Culvert
<br />D1_5 1L '2A ¢ 106 �/ - - Half Culvert
<br />-DI-7 3 Al �♦:' 25 A ' -- -Berm O Watershed
<br />(� 9F ,' sa �� - Underdrain 9A Sub - Watershed Within Watershed
<br />o,i -- 35C —F -� Spillway Watershed Boundary
<br />1-6
<br />French Drain
<br />Small Area Exemptions
<br />, 9B - - j CSLY -� NOTE: Retaining Wall P
<br />-�/ -
<br />LOCATION Of SYLVcSiER GULCH See Exhibit 66 for Demonstrations and Details
<br />• Proposed Shaft «��
<br />SEDIMENT AND DRAINAGE CONTROL
<br />~` FACILITIES ARE SHOWN ON MAP 54B. LOCa t1071S
<br />/ - - -- 5 -Year Permit Area Boundary
<br />- - ,., l / • Power Supply
<br />Options Note:
<br />I - / / �/' • Berms have been constructed primarily for
<br />• Monitoring Hole vehicle saftey. The berm at ditch D2R- ) R C
<br />is an exception. u �o�l
<br />JUL .}
<br />• Silt fences are constructed at various sites ot Rzcla atloo•
<br />as added sediment control or to slow sheetoMs1O n and Sa fetY
<br />flow velocities. MIron9
<br />\ I • Aliseellaneous internal ditches and culverts
<br /># 1E I /
<br />may be added to facilitate access, etc.
<br />If added they would be sized eguivalent to or
<br />II �_ eater than the next
<br />9 downstream ditch or culvert.
<br />!� r
<br />Due to limited level space an the Aline site, supplies
<br />c t ' and materials may be stored along roads and other
<br />open previously disturbed areas, within the drainage
<br />control system, except pond embankments, topsoil stock-
<br />% I I , \ 1 piles, and Permanently reve etated areas, though not
<br />identified as such on this map. Alaterials may also be
<br />temporarily stored on the Refuse pile so as not to
<br />preclude reclamation and /or compaction activities
<br />- �: \• \ areas eas will
<br />¢g be consolidated p sable.
<br />`.�3 \�� \\ Eii/
<br />e..... Storage as o
<br />V ,• ; � ; `, `I l ' I v °ire 9FO RANGE 90 WEST, TOWNSHIP 13
<br />' � - f N m - �� -- i i - . v`—. -_. "�wMA -��;•ti' \ \ , c -� \�9e � \ \ � i � 1,� SOUTH
<br />/ 23 s� .`ti_ \� �ti:~�` \ t�,\ �'i�`Zlj1 1��jfl :11� ^t141rt II
<br />'1����;
<br />THE CHANGES TO THIS . i l
<br />-., _ . ". ,i _ sta..,z s •��.. \ \ `, l t `..:` / 1 3111 i 1 `';t 1� 1 } .' _ '
<br />WIN O
<br />WERE PREPARED DER MY
<br />i. -_ .. __ ._ -, - _ -_" - t -...- - - - .. _ _. u�, ... ^:en's -�. 11,1•'.,� l` /..'I1 )ii , }S�l, IJ� - _
<br />V%,
<br />� 1 1 • 1 j r1 /J�/ � � j 13 r(II r (: - l
<br />TT M O�DRATE To
<br />THE BEST OF
<br />1 I SUPLRN
<br />- . -. -_- '- - .w.� .•- -._ -"_ -.. -- '_".. ._. .r. .: :� _ ._ .'-cam...,. •�l1V X41 \ `�• � 1., 41.,. _.
<br />-- -- - _
<br />I t� i l 1 4: t -�. i
<br />1171..,1 ,
<br />Azle"
<br />li 0.00 ,r
<br />K 32345
<br />f
<br />t
<br />�SSIONAL ENO
<br />2�.C11/
<br />MO UNTAIN COAL
<br />WEST ELK MINE
<br />-`` P.O. BOX
<br />COMPANY, L.L.C.
<br />591, 5174 HWY. 133
<br />SOMERSET, CO. 81434
<br />MAP 54 — Sediment and Drainage
<br />Control Facilities
<br />Main Mine Site
<br />ENOMIEERNG/DRANING BY
<br />DATE
<br />SCALE
<br />July 1998
<br />1 = 200'
<br />APPROVED BY
<br />DATE REV. - REV. NO
<br />110 05 -MR 318
<br />ACAD DW NO.
<br />0 /06 - TR 105
<br />N3SP054. DWG
<br />0. 607- TR 110
<br />T R - Ito 7/ %7
<br />
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