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w VOW
<br /> ,4,
<br /> 005-WEST DITCH 005-EAST DITCH
<br /> f; 00s_y _ / \ \ ALTERNATIVE A ALTERNATIVE A
<br /> (SLOPE 0% to 1.8%)
<br /> • \ / / \ (SLOPE 0% to 1.3%)
<br /> (SEE eXy/BiT�3~�
<br /> ELEV. 5 h�00 - �_ `i �� �� 2 - 2 /
<br /> MIN. !
<br /> 1 ,
<br /> i 0 -- /� N 60 0 o�o \ 7C
<br /> co E ,116,a "ALTERNATIVE 8°
<br /> MOFPONO \ \\\\ � I (SLOPE 1.8% to 50%)
<br /> w N 6 3,9 0 \LEV 5690 �--� / - �T chi r '
<br /> \ /
<br /> i� I\ `._ 603, 91 / / � „ALTERNATIVE Bill
<br /> f \ 4 1,11 9 3 / MIN. 2 (SLOPE 1.3% fio 32%)
<br /> ,a 7
<br /> �\ / 56 // 6 "M of P / j 005-EAST DITCH x
<br /> \ o ` 90 I E E v. 6 ... ) ! (SEE EXHIBIT 13-4)
<br /> N so3 s� SCALE: I"=2` 2 MIN 2
<br /> 603, \ _
<br /> \ E t,9 1.
<br /> ` A"U-Vortex t '.� -
<br /> N 603,848 ` C-2/ Baree Plate
<br /> �RIPRAP
<br /> E 1,117`018 (24"x 40' CMP)
<br /> ELEV. 5703i'4%'�`" -
<br /> 1
<br /> A��O\t``_ _ 1 f - \ _ , 1 , _ ,G tir >k 1 �*�•-may '�\ I -
<br /> YI
<br /> 5690— SCALE I"=2`
<br /> --^-570/ EMERGENCY SPILLWAY
<br /> 5702 .S2
<br /> 0 6�� - 12' / 0 : Hod
<br /> 0� \\>po s�02 g>pd ��/ q , -? ;dck - A\_ GENERAL NOTES: -
<br /> \ N ,813 /. - �,._-----COrrIJ ated
<br /> 0 \` N 1 Steel�lpe 1 . CONSTRUCTION TO BE COMPLETE BEFORE DISTURBING UPSTREAM DRAINAGE AREA.
<br /> -� Riser.With
<br /> a- .. I DIA.ORIFICE W;'TRASH SCREEN Tee SeCtion
<br /> m N 603800 w N 603800 PRINCIPAL SPILLWAY Welded tort 2. PONDS AND DAMS CONSTRUCTED AFTER May 3, 1978 TO BE DESIGNED, INSPECTED AND
<br /> .4 / ' < Y ELEV. CERTIFIED BY A REGISTERED PROFESSIONAL ENGINEER.
<br /> 7 \ " -
<br /> _' E EMERGENCY SPILLWAY
<br /> .: ALL ELEVATIONS IN FEET ABOVE MEAN SEA LEVEL. ALL DIMENSIONS IN FEET AND >
<br /> INCHES ( 1 METER, = 3.2808333 FEET) .
<br /> R/PRAP sB9p \\ \ - -_ �-
<br /> ' r- - -- �-- r - --- -- ' 4. SAVE TOPSOIL FOR PLACEMENT ON STOCKPILES OR RESPREADING ON SLOPES.
<br /> c0i I \ \\ \ O / # BOTTOMoFPoesl SEED AL DISTURBED AREAS, FILLS, AND CUTS.
<br /> JLS. L
<br /> 6. ALL PONDS AND DAMS TO BE EXAMINED FOR STRUCTURAL WEAKNESS, EROSION, AND OTHE ?
<br /> ~ PRINCIPAL SPILLWAY I I � .1 HAZARDOUS CONDITIONS, AS PER APPROVE PLAN.
<br /> ® \ 7. ALL PONDS SUBJECT TO REVISION - SITE STUDIES AND MORE DETAILED ANALYSES
<br /> \ \
<br /> \ — _ i-- — --- --- --- -_-- - I THROUGHOUT LIFE OF -MINE TO BE REFLECTED IN POND DESIGN, s
<br /> '•f i.G: LI9 t
<br /> \ T 3 { I " - j- - --- 8. THE FILL MATERIAL SHALL BE FREE OF SOD, LARGE ROOTS, OTHER LARGE VEGETATION
<br /> j 0.ill,, f'.61 " !< MATTER, AND FROZEN SOIL, AND IN NO CASE SHALL- COAL-PROCESSING WASTE BE USED
<br /> f 11 NOT TO SCALE IN EMBANKMENT CONSTRUCTION. THE FILL MATERIAL SHALL CONSIST OF SELECT
<br /> =: n.n 4, n IMPERVIOUS MATERIAL.
<br /> ' io�cxleNcr sPluo-.Av � +.
<br /> 4 i ,
<br /> SCALE: I"=2O'
<br /> ,
<br /> PROPOSED CONTOUR = j 9 THE PLACING AND SPREADING OF ALL FILL MATERIAL SHALL BE STARTED AT THE LOWEST
<br /> —
<br /> EXISTING CONTOUR 1OPOf EMBAWMENr r i I POINT OF ,HE FOUNDATION. THE FILL SHALL BE BROUGHT UP IN HORIZONTAL LAYERS
<br /> 2 INCHES IN THICKNESS AND COMPACTED OVER 93% OF STANDA-77 RD PRO R.
<br /> J i
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<br /> — _
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<br /> �'..�'�"a eI's'� -by�n9a -
<br /> `---- Ion le-to-
<br /> -
<br /> -- DRAWN BY: REVISION: SCALE: AS SHOWN DRAWING N0: It t!
<br /> - _ EXHIBIT 13-15
<br /> — � -• - --��R �_ _----�— ` -- - D.V.M. PEABODY COAL COMPANY
<br /> -- HOR1Z` PROPOSED
<br /> _ e
<br /> ---- -- -- - - - - _DATE: APPROVED. NUGZA MINE
<br /> PERT: SHEET I OF / SHEETS
<br /> o ! :_® g` 10-23-86 J SCHLENVOGT IMPOUNDMENT
<br /> �.,. . /300 S. YkLE:-FLAGSTAFF, ARlZONA 86QOt :,...- °
<br /> ,•. .. .. .+ a%:-� }y. _ - _
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