1989-04-25_PERMIT FILE - C1981038

• Permit No: C1981038
• IBM Index Class Name: Permit File
• Doc Date: 4/25/1989
• Doc Name: 1983 Waste Disposal Area Details
• Section_Exhibit Name: Map 6A-2B Sheet 6 of 7
• Email Name: MLT
• Media Type: M
• Archive: No

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L
L
NOTE: REMOVE 2' TOPSOIL THIS
THIS AREA (TYR ALL ROADS)
TOP OF EXIST. GRADE
TOP OF EXIST. GRADE
rL ROAD /
- rt ROAD
K 9 _O�� --- GROUND SURFACE _ _ RIPRAP 3"-12°0 1 5 - K
GROUND SURFACE °'' .Oo:.? °°o, . _ NOTE: WASTE DISPOSAL ACCESS
°,. .a°p o ° 0�;0 00' I 1 ROAD STA. It61 TO 10 1.5
°oo;o�oo. WILL NOT HAVE PIT RUN
°00'O°. .y, 14'-0' COVERING 1
21,
1.5
2 2 0. �ooboOV�e,Op000,,.Qe,00�fla•^..o °p..Qa... 2 N
2 J o 14 - 0"
i{
o •o 0 0.� 0 o.ep /o I I
..p(O o' °oo.•.: <•. ° o.
°:0:oo Q'ppJ.°" TOP OF FINAL 1.5
GRADE/ -• s�- °
2'-0' TOP OF FINAL
I GRADE
0, 4°
1'-0" THK. PITRUN
5'-0" -- 4'- 0" 1'-0° THK.
SECTION B— B OF DIVERSION DITCH PITRUN J
`\
SECTION C— C OF DIVERSION DITCH
FLOWLINE OF
N.T.S. DITCH
SECTION G— G OF ROAD SECTION H — H OF ROAD
\ \ N.T.S.
N.T.S. v A
\
\ \ 1
1 EL.6800 \ \ \ \ SHOULDER OF DITCH
\ \
2" 0 GALV. SCH. 40 \ \
PIPE \ \
o
\ \ „
N0. 5 REBAR X 24" 0/2,
TACK WELED ONTOL
-rn PIPE \ \
PRINCIPAL SPILLWAY \\ I
H AS SHOWN IN SECTION E-E AUTOMATIC DEWATERING DEVICE, 30'-0" -- 30'-0" O
w I FT DIA. CORRUGATED STEEL CONDUIT o _ _ .._,� I �\ \ I J H
10'-0" -�{ 3'_5' MODIFIED AS SHOWN IN SECTION F-F -� OF ACCESS ROAD I \ DITCH SCALE I a
EMERGENCY SPILLWAY 0 PA
AS SHOWN IN SECTION E-E / 2 - \ \ \
EL. 15801.5
%GRADE �1 EL. 6800 p
N0. 5 REBAR X 12"
`r
RIPRAP o EL6798.5 .x - TACK WELDED ONTO
CHANNEL \ \
' O a \
/ EL.6797 f PIPE (TYP.5 -PL.C.S.) \ \
AS IN SECTION EE / _ -
I w o 0 0
2%GRADE \ \
I FT. MINIMUM / / / °O°ol f�6'-0" W� I �+' _� -� �m -o -I a \ \ \\
DEPTH OF RIPRAP,3_12" 6-0' 2 N - 4-
\ \
G _ — — _ _ _ _ _/ 2 GROUND SURFACE BOTTOM OF POND EL. N \
\ \ \ G
DOWNSTREAM— \\ \ \ \
20'-0"MIN. - RUBBER, BOLT-ON, ANTI-SEEPAGE COLLARS ELEVATION MARKER 1'-0" 0 CONC. POST HOLE ` \ \
(SUPPLIED BY C.W.I.) \ \ \
SECTION D — D SEDIMENTATION POND DIKE POND BOTTOM PLAN
SCALE I" - 8'-O"
NITS
\
\ j \ ad - b°d % \
F
/OV.0
PROFILE OF ROADWAY DITCH INTERSECTION
RIPRAP 3= 2
CREST OF DIKE \\
9' -0" -- oopo Li 0
DIA. -0"
o;a. oq'o. rL )6..' I o
2 °' o ;a 0000. o°oo°: o.ao;.oao.o.vo y _o ELEVATION MARKER 6" THK 3 MINUS ....;`, / /\\
E /� �� ° /� �� �� -! NTS /��/// \/ .4" " �;'� T�-� e6'��o 0°pOo��•o
( + +- t 4-61N DIA. CORRUGATED STEEL CONDUIT ��/// c;�eQ;�)"o�°0.<7o�.°O�O'• 'e po '° oo°•'p"°.�o�"o
EMERGENCY SPILLWAY ,�, IOINLONG CUT IN HALF LENGTHWISE \ //\ Q `::°;OA�.•` :'o'o° o .t:a". . �oti�P:e. :°.'o`•
2-6" _2'-6" 'PRINCIPAL SPILLWAY, 3-IS IN DIA. TACK WELDED TO RISER PIPE ° /�/�//�� /�� Oo�. 00°0�6�.°9°:°• °'o ':o'� '"
DEWATERING DEVICE CONDUIT, \ CORRUGATED STEEL CONDUITS I FT DIA. CORRUGATED STEEL
I FT DIA. CORRUGATED STEEL CONDUIT + \ �/ / \o
CONDUIT RISER PIPE /
�\ - THK. PIT RUN
RUBBER, BOLT-ON, ANTI-SEEPAGE COLLARS
TOP OF EXIST. GRADE
PROFI LE , ` T
SECTION E— E SPILLWAY CROSS—SECTION -
D SCALE I" = 4 -0" /• '. :9 D
m REMOVE 2' TOPSOIL IN DISTURBED D I TC H S WA L E D E TA IL
'AREA AND 5 BELOW EMBANKMENT
— ----- ----- NTS
MAXIMUM SEDIMENT EL. 6798.5 \ ` ,�}, •'_ '
/ STORAGE LEVEL
i
18 IN ABOVE BOTTOM `
OF RISER \ /%
4-I IN DIA. HOLES OPEN TOP AND BOTTOM / MAP N0. 6A-26
C AT 900AROUND RISER WALL
\ �\ AFTER FINAL GRADES OF EMBANKMENT C
POND BOTTOM \\ yj/ ARE CONSTRUCTED COVER WITH 2'
`\ OF TOPSOIL ON OUTSIDE SLOPE a SC
a
TOP OF DAM U_ .
\ \ /�/ III�IIIIIIII"IIIIIIIIIIIII'IIIIIIIIIIII
EMBANKMENT CONST` ` \ REV. DATE DESCRIPTION 004302 3Y
SECTION F—F DEWATERING DEVICE RISER PIPE FROM SUBSOIL -(4_8 DEFINED RIP RAP SIZE I Mw
SCALE 1" = 6' -0" S' APPROVALS DATE COLORADO WESTMORELAND INC.
B,
O ORCHARD VALLEY MINE O B
DESIGN M. MADRIL 6/29/83 P 0. Box E Paonia C0 81428
\ - DRAWN J. MENKE 6/29/83 TITLE
SEDIMENTATION POND
CHIEF ENG- 1983 WASTE DISPOSAL AREA
TYPICAL SECTION1N
NTS -<, REFERENCE DRAWING P )VO• i?4
DETAILS
A DESCRIPTI ON A
�Cl �1RI�titJ� ENG. NO- DRAWING NO. SHEET
EE83-03 DOIG0202 6 OF 7
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FORM CWI (C-I 5/80)