|
1 • /
<br />I'
<br />h $��4 PAP P
<br />7090
<br />7080
<br />7070
<br />7060
<br />7050-
<br />7040
<br />7030-
<br />7020
<br />7 010
<br />I
<br />1
<br />P
<br />d
<br />o
<br />EALI
<br />ar
<br />h
<br />7056
<br />20
<br />A.
<br />1
<br />13.72
<br />•
<br />f
<br />18
<br />1.15
<br />1.52 -
<br />1111.311-
<br />-
<br />�
<br />16.63
<br />r
<br />066
<br />9.79
<br />Emer9 Spill.
<br />7052
<br />0
<br />1.03
<br />1.95
<br />9.13
<br />7050
<br />14
<br />w
<br />a
<br />h
<br />CV
<br />A, /
<br />t Q7
<br />Z
<br />V/?
<br />L
<br />h
<br />0
<br />/ mm OD
<br />l
<br />7
<br />1 �
<br />(rn
<br />:U
<br />I�
<br />ICo
<br />0
<br />c
<br />z
<br />o
<br />D
<br />I
<br />I
<br />.-1
<br />O
<br />0
<br />COc,
<br />S
<br />i
<br />T
<br />5
<br />w •
<br />r
<br />A'
<br />7120 7120
<br />• •
<br />Y .
<br />7110 7110
<br />7100 7100
<br />•
<br />7090 7090
<br />\ ORIGINAL GROUND -
<br />7080 \ - 7080
<br />7070 �� 7070
<br />ORIGINAL GROUND/
<br />ro
<br />DIVERSION DITCH
<br />7060 �.�'_�- �--- - - - - -- _._ -__.J 7060
<br />7050 7050
<br />1
<br />1
<br />7040 7040
<br />7030 BOTTOM ELEV. 7038.0 7030
<br />CROSS SECTION A - Al
<br />HORZ. I° = 20' - -
<br />7020 SCALES
<br />VERT. 1 ".= 10' 7020
<br />i
<br />N
<br />- - 7090
<br />7090
<br />7080 ORIGINAL GROUND r - 7080 _
<br />-.6
<br />� \ 7 070
<br />7070 DIVERSION DITCH ��
<br />CREST of DIKE
<br />7060 ELEV 7058.0 _ ELEV. 7057.20 ELEV 7058.0 7060
<br />\ EMERGENCY
<br />SPILLWAY
<br />�\F`LEV.7052.63
<br />ORIGINAL GROUND - i.�
<br />t_ I.L��\ ��,�-4.O'KEYWAY 7050
<br />7050 1' -- -�
<br />INLET ELEV.-704�35
<br />WITH DROP INLET C.M P .OUTLINE OF EXCAVATED
<br />TOE OF DIKE- - ._,, - - - - _ - - _ WITH TRASH RACK UPSTREAM POND AREA
<br />7040 -� 7040
<br />BOTTOM ELEV. 7038.0'
<br />-7030
<br />7030
<br />LONGITUDINAL SECTION OF DIKE
<br />HORZ. In = 201
<br />SCALE � -
<br />702 VERT. In = 10' 7020
<br />a
<br />0
<br />0
<br />r
<br />to
<br />N
<br />O jV
<br />r`
<br />A%
<br />C 4°
<br />°h° L
<br />1 ..
<br />PLAN VIEW
<br />Iv 7100 SCALE 1° = 50�
<br />0
<br />0
<br />Elevation Stage Area Capacity •:. Total Capacity ,
<br />(ft. -ms L) (ft.) , (Acres) (Ac.- ft.)_ -_: ., CAC. -ft.) Description '.
<br />7056
<br />20
<br />1.26
<br />1
<br />13.72
<br />•
<br />f
<br />18
<br />1.15
<br />1.52 -
<br />1111.311-
<br />w •
<br />r
<br />A'
<br />7120 7120
<br />• •
<br />Y .
<br />7110 7110
<br />7100 7100
<br />•
<br />7090 7090
<br />\ ORIGINAL GROUND -
<br />7080 \ - 7080
<br />7070 �� 7070
<br />ORIGINAL GROUND/
<br />ro
<br />DIVERSION DITCH
<br />7060 �.�'_�- �--- - - - - -- _._ -__.J 7060
<br />7050 7050
<br />1
<br />1
<br />7040 7040
<br />7030 BOTTOM ELEV. 7038.0 7030
<br />CROSS SECTION A - Al
<br />HORZ. I° = 20' - -
<br />7020 SCALES
<br />VERT. 1 ".= 10' 7020
<br />i
<br />N
<br />- - 7090
<br />7090
<br />7080 ORIGINAL GROUND r - 7080 _
<br />-.6
<br />� \ 7 070
<br />7070 DIVERSION DITCH ��
<br />CREST of DIKE
<br />7060 ELEV 7058.0 _ ELEV. 7057.20 ELEV 7058.0 7060
<br />\ EMERGENCY
<br />SPILLWAY
<br />�\F`LEV.7052.63
<br />ORIGINAL GROUND - i.�
<br />t_ I.L��\ ��,�-4.O'KEYWAY 7050
<br />7050 1' -- -�
<br />INLET ELEV.-704�35
<br />WITH DROP INLET C.M P .OUTLINE OF EXCAVATED
<br />TOE OF DIKE- - ._,, - - - - _ - - _ WITH TRASH RACK UPSTREAM POND AREA
<br />7040 -� 7040
<br />BOTTOM ELEV. 7038.0'
<br />-7030
<br />7030
<br />LONGITUDINAL SECTION OF DIKE
<br />HORZ. In = 201
<br />SCALE � -
<br />702 VERT. In = 10' 7020
<br />a
<br />0
<br />0
<br />r
<br />to
<br />N
<br />O jV
<br />r`
<br />A%
<br />C 4°
<br />°h° L
<br />1 ..
<br />PLAN VIEW
<br />Iv 7100 SCALE 1° = 50�
<br />0
<br />0
<br />Elevation Stage Area Capacity •:. Total Capacity ,
<br />(ft. -ms L) (ft.) , (Acres) (Ac.- ft.)_ -_: ., CAC. -ft.) Description '.
<br />7056
<br />20
<br />1.26
<br />2.41
<br />13.72
<br />Top of Dam
<br />7054
<br />18
<br />1.15
<br />1.52 -
<br />1111.311-
<br />-
<br />7052.63
<br />16.63
<br />1.07
<br />066
<br />9.79
<br />Emer9 Spill.
<br />7052
<br />-16
<br />1.03
<br />1.95
<br />9.13
<br />7050
<br />14
<br />.92
<br />.57
<br />7.18
<br />- 7049.35
<br />13.35
<br />.83
<br />1.1Q`•
<br />6.61 -
<br />Princ. Spill.
<br />7048
<br />12
<br />.79
<br />1.48
<br />5.51
<br />7046
<br />10
<br />_.69
<br />1.29
<br />4.03
<br />7044
<br />8
<br />.60
<br />1.09
<br />2.74
<br />7042
<br />6
<br />.49
<br />.87
<br />1.65
<br />7040
<br />4
<br />.38
<br />.57 ;
<br />, .78
<br />7038
<br />2
<br />.19
<br />.21
<br />.21
<br />7036
<br />D
<br />.02
<br />0.00
<br />.00
<br />Bottom of Dam
<br />GENERAL NOTES
<br />1. CONSTRUCTION TO BE COMPLETE BEFORE DISTURBING UPSTREAM DRAINAGE AREA.
<br />2. PONDS AND DAMS�CONSTRUCTED AFTER MAY 3, 1978 TO BE DESIGNED, INSPECTED AND
<br />CERTIFIED BY A REGISTERED PROFESSIONAL ENGINEER.
<br />l;
<br />3. ALL ELEVATIONS IN FEET ABOVE MEAN SEA LEVEL. ALL DIMENSIONS IN FEET AND
<br />INCHES (1 METER = 3.2808333 FEET).
<br />u. SAVE TOPSOIL FOR PLACEMENT ON SMCKPILES OR RESPREADING ON SLOPES.
<br />5. SEED ALL DISTURBED AREAS, FILLS, AND CUTS.
<br />6: ALL PONDS AND DAMS TO BE EXAMINED FOR STRUCTURAL WEAKNESS,t,EROSION,,AND OTHER ;
<br />HAZARDOUS CONDITIONS, AS PER APPROVED PLAN.
<br />7. SEDIMENT TO BE REI•TJVED IF IT FILLS 50/. OR (MORE OF THE POND SEDIMENT DESIGN
<br />CAPACITY.
<br />8. ALL PONDS SUBJECT TO REVISION - SITE STUDIIES AND MORE DETAILED ANALYSES
<br />THROUGHOUT LIFE OF MINE TO BE REFLECTED IN POND DESIGN. +
<br />9. THE FILL MATERIAL SHALL BE FREE OF SOD, LARGE ROOTS, OTHER LARGE VEGETATION
<br />MATTER, AND FROZEN SOIL, AND IN NO CASE SHALL OOAL- PROCESSING WASTE BE USED
<br />IN EMBANKMENT CONSTRUCTION. THE FILL MATERIAL SHALL CONSIST OF SELECT
<br />IMPERVIOUS MATERIAL.
<br />10. THE PLACING AND SPREADING OF ALL FILL MATEIRIAL SHALL BE STARTED AT THE LOWEST.,
<br />5 CONTOUR INTERVAL WITH POINT OF THE FOUNDATION. THE FILL SHALL BIE BROUCIiT UP IN HORIZONTAL LAYERS
<br />1
<br />m 2 CONTOUR INTERVAL OF _ _ _._ ._ _ i _.
<br />LESS THAN 12 INCHES IN,, THICKNESS AND COMPACTED OVER 95% OF STANDARD PROCTOR..,;
<br />28, OS INCISED PORTION OF POND ---- ____- -•_ - --
<br />__
<br />. • 6" Piinupal SpilM ar Inoe.latbn - - Waterh4ht Conrectona at ALL
<br />FLAT NEOPRENE GASKET
<br />If riveted pipe is used, place pipe In : UNDER ANY TYPE BAND TWO PIECE ANNULAR B1AND.
<br />i ,
<br />the ditch So that the inside seam nea, "et leather qr;,r., for bear Lftcebo iom llatt•owt rd
<br />. • .. Mq .'PW t.Qn Jf j»ket " 14pe i •`h under b^ wct,6n% of p,pe..
<br />- IDpS point downstream : Place gasket on pipe while of ground '. I?; 2-place top half on P,,Pe and put
<br />level leaving Y2_ of gasket loose +o T t"iOn pie side.
<br />\h r
<br />go on other pipe. i ` 3. Draw boitsenones dedowa
<br />D ,. rwc.arac f _�J just post the
<br />f I F L �� I r I Ymw Iaoevtj thr0, port coF ap on bond.,
<br />.I :. .. �. - the pipe. Dettee gnhe 4• Being careful Of alll rivets and
<br />i I I . I { ^- l• 1_ -' . .. } snows where band the trw ed3ss of bondl,draw down -
<br />1 - 1• r n 16 ek - • s oPp6bed. second Side tp make any lost
<br />' ,r, recdlne as ftx j m,ni,te odjustnbent nweded
<br />a e a ju n,ny o,•ether sedan, - b' O boakfiaGna.
<br />ti• of P,PA - 5. Pact bolted ,outs oo siCe of the
<br />If helically corruydt.F:cf I,Ipe Is used,
<br />lineup the corrugations at place L
<br />pipe In the french before 1
<br />the jolnt. ,Ioining.Cutcuf french of
<br />1 - Jolnf- tcallOW manipulafibncf
<br />gasket and band. Butt adjoining
<br />section of pipe IntD place and
<br />roll gasket onto Second pipe.
<br />In- hill bunt as apnr<Plafe,
<br />ttr,n4 careful tuff- ft da,narje I,
<br />hl neof mne.
<br />_ - - -- -� \�� _ �• � � - L/ / -- -• - - - - - - - -- - -- - -
<br />- C Ou1d a. dhaeam l �aro y/ce Ne,d e
<br />a d nd CREST OF DIKE ELEV. 70572 ti t ra t az�.� Watu %' ten? ^aa et t boWe pt oo a • fv D' b eef rNaA hr er e p
<br />r a. apS lot u ! < n ^ g
<br />ORIGINAL GROUND
<br />1 '
<br />-
<br />--
<br />MINIMUM °a
<br />Permit Number #: C- 1980 -005
<br />MAX. WATER ELEV. 7052.7 ' -- -- - - -- - - - -- TRASH RACK RIPRaP Class: Permit
<br />- - - -- - - - - - -- - - - _ Section /Exhibit: `� - I LQ - U O
<br />INLET ELEV. 7049.35 - - EMERGENCY
<br />PRINCIPAL SPILLWAY - - - SPILLWAY
<br />6 DROP INLET CMP i L =aoofr
<br />80' LONG RIPRAP SLOPE= 6% MINIMUM
<br />1.7% SLOPE 15 4'MIN. KEYCUT M DEPTH 1.7 ft. "
<br />- OR INTO BEDROCK
<br />• (3) 3x3 ANTISEEP COLLARS N
<br />µ^ (ASPHALT COAT- AT'THE -- JOINTS}.`._!_ _
<br />BOTTOM ELEV. 7036.-0
<br />•
<br />CROSS SECTION C- C' !
<br />SCALE: HORZ. I° = 20' - ._ht§F `OQ•F. p
<br />. • ��. - VERT. I" = 10'
<br />- - - ..,yt,%rQ,,.+•• (s� l
<br />0 191
<br />EXHIBIT a7 -1611
<br />SEq ENT POND 9 007
<br />SENECA II MINE
<br />PEABODY COAL CO. 10375E. HARVARD AVE. DENVER COLORADO80231
<br />'DESIGNED BY, D. V. B.
<br />HORIZ.SCALE,AS SHOWN
<br />DRAWN BY, D. V. B.
<br />VERT. SCALE -AS SHOWN
<br />CHECKED BY: R. A. L
<br />DRAWING DATE1 3 -21- 86
<br />J.G.
<br />REVISIONS
<br />II -7 286
<br />AS-BUILT J.G.S.
<br />1112111 mini nn11111113111111 slit 1Ill albs aii
<br />umliuui lull VIII VIII VIII IIII IIII .Y /� pirp•pu q.., -v// �... ��^^'�..�
<br />RECLAMIAi IGN VI•ativiON •,`.. •...:
<br />_ . -r C4 3
<br />
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