,1'(3(1'(1&( 32:(5 /,*+7 %/8( 9$//(< 32:(5 67$7,21 $6+ ,03281'0(17 &/2685( &216758&7,21 3/$16 ( 7580$1 5' ,1'(3(1'(1&( 0,66285, )(%58$5<
KW
Y
6,7( /2&$7,21 0$3
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EP
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LITT
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NORTH ASH IMPOUNDMENT
SOUTH FLY ASH IMPOUNDMENT
BOTTOM ASH IMPOUNDMENT
35(3$5(' )25
,1'(3(1'(1&( 32:(5 /,*+7
S. POWELL RD.
( 7580$1 5' ,1'(3(1'(1&( 0,66285, INDEPENDENCE POWER AND LIGHT BLUE VALLEY POWER STATION
6KHHW 1XPEHU 6KHHW 7LWOH &RYHU 6KHHW $HULDO 6XUYH\ ([LVWLQJ 6LWH &RQGLWLRQV ([LVWLQJ 1RUWK $VK ,PSRXQGPHQW ([LVWLQJ 6RXWK $VK ,PSRXQGPHQWV 1HZ %DVH RI )LQDO &RYHU *UDGH 1HZ 1RUWK $VK ,PSRXQGPHQW 1HZ 6RXWK $VK ,PSRXQGPHQWV &URVV 6HFWLRQV 1RUWK ,PSRXQGPHQWV &URVV 6HFWLRQV 1RUWK ,PSRXQGPHQWV &URVV 6HFWLRQV 6RXWK ,PSRXQGPHQWV &URVV 6HFWLRQV 6RXWK ,PSRXQGPHQWV 'HWDLOV )LQDO &RYHU 'HWDLOV 5RDG 'LVFKDUJH 6WUXFWXUH 6HWWOLQJ %DVLQ 'HWDLOV 3XPS +RXVH DQG 3LSLQJ
35(3$5(' %<
AY
6&6 $48$7(55$
78
W
H IG
H
E. TRUMAN RD.
0,66285, 67$7( &(57,),&$7( 2) $87+25,7< 352-(&7 180%(5 : 67 68,7( 29(5/$1' 3$5. .$16$6 3+ )$; 12 ::: 6&6(1*,1((56 &20
,668(' )25 %,'',1*
APPROXIMATE ASH IMPOUNDMENT BOUNDARY FENCE (APPROXIMATE) EXISTING ROAD RAILROAD TRACKS OVERHEAD ELECTRIC (APPROXIMATE)
2.
ASH IMPOUNDMENT BOUNDARIES, FENCING, EXISTING ROADS, RAILROAD TRACKS, STRUCTURES, AND UTILITIES ARE APPROXIMATE.
3.
UTILITY LOCATIONS WILL BE VERIFIED BY CONTRACTOR PRIOR TO CONSTRUCTION.
4.
OVERHEAD POWER LINE TO BE REMOVED BY INDEPENDENCE POWER & LIGHT BEFORE START OF CONSTRUCTION.
$(5,$/ 6859(<
AERIAL IMAGE FROM SHAFER, KLINE, & WARREN, INC. DATED JULY 2015.
NORTH FLY ASH IMPOUNDMENT
PLANT WASTE WATER PIPE TRANSITION TO UNDERGROUND PIPE
( 7580$1 5' ,1'(3(1'(1&( 0,66285,
METAL PUMP HOUSE BUILDING
%/8( 9$//(< 32:(5 67$7,21
BOTTOM ASH IMPOUNDMENT
ABOVEGROUND PIPE
PLANT WASTE WATER ABOVEGROUND PIPE
100 SCALE
0
100
: WK 6W 6WH 2YHUODQG 3DUN .DQVDV 3+ )$;
UNDERGROUND PIPING FROM PUMP HOUSE AND BOTTOM ASH POND
,1'(3(1'(1&( 32:(5 /,*+7
SOUTH FLY ASH IMPOUNDMENT
6&6 $48$7(55$
1 ?&LW\ RI ,QGHSHQGHQFH?,QGHSHQGHQFH 3RZHU /LJKW?3URMHFWV? $VK 3RQG &ORVXUH 'HVLJQ?$XWR&$'?' $HULDO GZJ )HE SP /D\RXW 1DPH $HULDO 6XUYH\ %\ UGW
POWER / LIGHT POLE PLANT WATER/CONTACT WATER PIPELINES COAL PILE WATER UNDERGROUND PIPING ABOVEGROUND PIPING
1.
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16
NOTES:
LEGEND:
200 FEET
)25 6,7( 25,(17$7,21 21/<
LEGEND:
2.
ASH IMPOUNDMENT BOUNDARIES, FENCING, EXISTING ROADS, RAILROAD TRACKS, STRUCTURES, AND UTILITIES ARE APPROXIMATE.
3.
UTILITY LOCATIONS WILL BE VERIFIED BY CONTRACTOR PRIOR TO CONSTRUCTION.
4.
OVERHEAD POWER LINE TO BE REMOVED BY INDEPENDENCE POWER & LIGHT BEFORE START OF CONSTRUCTION.
,1'(3(1'(1&( 32:(5 /,*+7
SOUTH FLY ASH IMPOUNDMENT
UNDERGROUND PIPING FROM PUMP HOUSE AND BOTTOM ASH POND
BOTTOM ASH IMPOUNDMENT
METAL PUMP HOUSE BUILDING
PLANT WASTE WATER PIPE TRANSITION TO UNDERGROUND PIPE
( 7580$1 5' ,1'(3(1'(1&( 0,66285,
NORTH FLY ASH IMPOUNDMENT
%/8( 9$//(< 32:(5 67$7,21
SOUTH FLY ASH IMPOUNDMENT BOUNDARY
ABOVEGROUND PIPE
6&6 $48$7(55$
1 ?&LW\ RI ,QGHSHQGHQFH?,QGHSHQGHQFH 3RZHU /LJKW?3URMHFWV? $VK 3RQG &ORVXUH 'HVLJQ?$XWR&$'?' ' ([LVWLQJ &RQGLWLRQV GZJ )HE SP /D\RXW 1DPH ([LVWLQJ 6LWH &RQGLWLRQV %\ UGW
POWER / LIGHT POLE PLANT WATER/CONTACT WATER PIPELINES COAL PILE WATER UNDERGROUND PIPING ABOVEGROUND PIPING
TOPOGRAPHIC SURVEY FROM SHAFER, KLINE, & WARREN, INC. DATED JULY 2015.
PLANT WASTE WATER ABOVEGROUND PIPE
100 SCALE
0
100
200 FEET
: WK 6W 6WH 2YHUODQG 3DUN .DQVDV 3+ )$;
EXISTING ROAD RAILROAD TRACKS OVERHEAD ELECTRIC (APPROXIMATE)
1.
(;,67,1* 6,7( &21',7,216
EXISTING 5' CONTOUR EXISTING 1' CONTOUR APPROXIMATE ASH IMPOUNDMENT BOUNDARY FENCE (APPROXIMATE)
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16
NOTES:
NOTES:
LEGEND:
1.
TOPOGRAPHIC SURVEY FROM SHAFER, KLINE, & WARREN, INC. DATED JULY 2015.
2.
ASH IMPOUNDMENT BOUNDARIES, FENCING, EXISTING ROADS, RAILROAD TRACKS, STRUCTURES, AND UTILITIES ARE APPROXIMATE.
EXISTING 5' CONTOUR EXISTING 1' CONTOUR APPROXIMATE ASH IMPOUNDMENT BOUNDARY FENCE (APPROXIMATE)
3.
4.
UTILITY LOCATIONS WILL BE VERIFIED BY CONTRACTOR PRIOR TO CONSTRUCTION. OVERHEAD POWER LINE TO BE REMOVED BY INDEPENDENCE POWER & LIGHT BEFORE START OF CONSTRUCTION.
EXISTING ROAD RAILROAD TRACKS
POWER / LIGHT POLE PLANT WATER/CONTACT WATER PIPELINES COAL PILE WATER UNDERGROUND PIPING
UNDERGROUND PIPING FROM PUMP HOUSE AND BOTTOM ASH POND
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16 ( 7580$1 5' ,1'(3(1'(1&( 0,66285,
: WK 6W 6WH 2YHUODQG 3DUN .DQVDV 3+ )$;
,1'(3(1'(1&( 32:(5 /,*+7
NORTH FLY ASH IMPOUNDMENT
%/8( 9$//(< 32:(5 67$7,21
SOUTH FLY ASH IMPOUNDMENT BOUNDARY
(;,67,1* 1257+ $6+ ,03281'0(17
ABOVEGROUND PIPING
6&6 $48$7(55$
1 ?&LW\ RI ,QGHSHQGHQFH?,QGHSHQGHQFH 3RZHU /LJKW?3URMHFWV? $VK 3RQG &ORVXUH 'HVLJQ?$XWR&$'?' ' ([LVWLQJ &RQGLWLRQV GZJ )HE SP /D\RXW 1DPH ([LVWLQJ 1RUWK $VK ,PSRXQGPHQW %\ UGW
OVERHEAD ELECTRIC (APPROXIMATE)
METAL PUMP HOUSE BUILDING
0 SCALE
FEET
LEGEND:
NOTES: 1.
TOPOGRAPHIC SURVEY FROM SHAFER, KLINE, & WARREN, INC. DATED JULY 2015.
EXISTING 5' CONTOUR EXISTING 1' CONTOUR
2.
3.
SOUTH FLY ASH IMPOUNDMENT BOUNDARY
UTILITY LOCATIONS WILL BE VERIFIED BY CONTRACTOR PRIOR TO CONSTRUCTION.
APPROXIMATE ASH IMPOUNDMENT BOUNDARY FENCE (APPROXIMATE) EXISTING ROAD RAILROAD TRACKS
OVERHEAD POWER LINE TO BE REMOVED BY INDEPENDENCE POWER & LIGHT BEFORE START OF CONSTRUCTION.
OVERHEAD ELECTRIC (APPROXIMATE) POWER / LIGHT POLE PLANT WATER/CONTACT WATER PIPELINES COAL PILE WATER UNDERGROUND PIPING
( 7580$1 5' ,1'(3(1'(1&( 0,66285,
UNDERGROUND PIPING FROM PUMP HOUSE AND BOTTOM ASH POND
%/8( 9$//(< 32:(5 67$7,21
,1'(3(1'(1&( 32:(5 /,*+7
(;,67,1* 6287+ $6+ ,03281'0(176
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16
ABOVEGROUND PIPING
NORTH FLY ASH IMPOUNDMENT BOUNDARY
: WK 6W 6WH 2YHUODQG 3DUN .DQVDV 3+ )$;
METAL PUMP HOUSE BUILDING
6&6 $48$7(55$
1 ?&LW\ RI ,QGHSHQGHQFH?,QGHSHQGHQFH 3RZHU /LJKW?3URMHFWV? $VK 3RQG &ORVXUH 'HVLJQ?$XWR&$'?' ' ([LVWLQJ &RQGLWLRQV GZJ )HE SP /D\RXW 1DPH ([LVWLQJ 6RXWK $VK ,PSRXQGPHQWV %\ UGW
4.
ASH IMPOUNDMENT BOUNDARIES, FENCING, EXISTING ROADS, RAILROAD TRACKS, STRUCTURES, AND UTILITIES ARE APPROXIMATE.
ABOVEGROUND PIPE PLANT WASTE WATER PIPE TRANSITION TO UNDERGROUND PIPE
0 SCALE
FEET
LEGEND:
3.
UTILITY LOCATIONS WILL BE VERIFIED BY CONTRACTOR PRIOR TO CONSTRUCTION.
4.
NEW CONTOURS ARE THE BOTTOM OF THE FINAL COVER SYSTEM. THIS GENERALLY REPRESENTS THE TOP OF ASH IF INSIDE ASH IMPOUNDMENTS OR TOP OF SUBGRADE IF OUTSIDE ASH IMPOUNDMENTS. FIELD ADJUSTMENTS WILL BE NECESSARY.
5.
IMPOUNDMENT AREAS WITH RIP RAP LINED DISCHARGE STRUCTURES WILL REQUIRE ADDITIONAL EXCAVATION TO ALLOW FOR APPLICABLE FINAL COVER COMPONENTS (SPECIFIC TO THE FINAL COVER OPTION) UNDER THE RIP RAP. SEE DETAIL 5 ON DRAWING 14.
6.
SEE DRAWINGS 9 THROUGH 12 FOR CROSS SECTIONS.
7.
SEE SPECIFICATIONS FOR FURTHER INFORMATION.
8.
PIPES CARRYING PLANT WATER FROM THE POWER STATION WILL BE DISCONNECTED IN THE AREAS NEEDED FOR CLEAN CLOSURE AND CONSTRUCTION OF THE SETTLING BASIN. A NEW PIPE WILL BE RECONNECTED TO THE EXISTING SYSTEM AND BE INSTALLED TO DISCHARGE INTO THE NEWLY CONSTRUCTED SETTLING BASIN.
BOTTOM ASH IMPOUNDMENT BOUNDARY
,1'(3(1'(1&( 32:(5 /,*+7
ABANDON UNDERGROUND PIPING FROM PUMP HOUSE AND BOTTOM ASH POND IF BELOW FINAL COVER
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16
ASH IMPOUNDMENT BOUNDARIES, FENCING, EXISTING ROADS, RAILROAD TRACKS, STRUCTURES, AND UTILITIES ARE APPROXIMATE.
PLANT WASTE WATER PIPE TRANSITION TO UNDERGROUND PIPE (SEE NOTE 8)
100 SCALE
0
100
200 FEET
( 7580$1 5' ,1'(3(1'(1&( 0,66285,
SOUTH FLY ASH IMPOUNDMENT BOUNDARY
2.
%/8( 9$//(< 32:(5 67$7,21
NEW GRAVEL ACCESS ROAD (SEE DETAIL 6)
POWER / LIGHT POLE PLANT WATER/CONTACT WATER PIPELINES COAL PILE WATER UNDERGROUND PIPING ABOVEGROUND PIPING NEW 5' CONTOUR NEW 1' CONTOUR NEW 5' STORM WATER BASIN CONTOUR NEW 1' STORM WATER BASIN CONTOUR
TOPOGRAPHIC SURVEY FROM SHAFER, KLINE, & WARREN, INC. DATED JULY 2015.
6&6 $48$7(55$
1 ?&LW\ RI ,QGHSHQGHQFH?,QGHSHQGHQFH 3RZHU /LJKW?3URMHFWV? $VK 3RQG &ORVXUH 'HVLJQ?$XWR&$'?' ' 3URSRVHG &RQGLWLRQV GZJ )HE SP /D\RXW 1DPH 1HZ %DVH RI )LQDO &RYHU *UDGH %\ UGW
EXISTING ROAD RAILROAD TRACKS OVERHEAD ELECTRIC (APPROXIMATE)
1.
: WK 6W 6WH 2YHUODQG 3DUN .DQVDV 3+ )$;
EXISTING 5' CONTOUR EXISTING 1' CONTOUR APPROXIMATE ASH IMPOUNDMENT BOUNDARY FENCE (APPROXIMATE)
1(: %$6( 2) ),1$/ &29(5 *5$'(
NOTES:
3.
UTILITY LOCATIONS WILL BE VERIFIED BY CONTRACTOR PRIOR TO CONSTRUCTION.
4.
NEW CONTOURS ARE THE BOTTOM OF THE FINAL COVER SYSTEM. THIS GENERALLY REPRESENTS THE TOP OF ASH IF INSIDE ASH IMPOUNDMENTS OR TOP OF SUBGRADE IF OUTSIDE ASH IMPOUNDMENTS. FIELD ADJUSTMENTS WILL BE NECESSARY.
5.
IMPOUNDMENT AREAS WITH RIP RAP LINED DISCHARGE STRUCTURES WILL REQUIRE ADDITIONAL EXCAVATION TO ALLOW FOR APPLICABLE FINAL COVER COMPONENTS (SPECIFIC TO THE FINAL COVER OPTION) UNDER THE RIP RAP. SEE DETAIL 5 ON DRAWING 14.
6.
SEE DRAWINGS 9 THROUGH 12 FOR CROSS SECTIONS.
7.
SEE SPECIFICATIONS FOR FURTHER INFORMATION.
8.
PIPES CARRYING PLANT WATER FROM THE POWER STATION WILL BE DISCONNECTED IN THE AREAS NEEDED FOR CLEAN CLOSURE AND CONSTRUCTION OF THE SETTLING BASIN. A NEW PIPE WILL BE RECONNECTED TO THE EXISTING SYSTEM AND BE INSTALLED TO DISCHARGE INTO THE NEWLY CONSTRUCTED SETTLING BASIN.
NEW GRAVEL ACCESS ROAD (SEE DETAIL 6)
ABANDON UNDERGROUND PIPING FROM PUMP HOUSE AND BOTTOM ASH POND IF BELOW FINAL COVER
LEGEND: EXISTING 5' CONTOUR EXISTING 1' CONTOUR APPROXIMATE ASH IMPOUNDMENT BOUNDARY FENCE (APPROXIMATE) EXISTING ROAD RAILROAD TRACKS OVERHEAD ELECTRIC (APPROXIMATE) POWER / LIGHT POLE
: WK 6W 6WH 2YHUODQG 3DUN .DQVDV 3+ )$;
,1'(3(1'(1&( 32:(5 /,*+7
SOUTH FLY ASH IMPOUNDMENT BOUNDARY
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16
ASH IMPOUNDMENT BOUNDARIES, FENCING, EXISTING ROADS, RAILROAD TRACKS, STRUCTURES, AND UTILITIES ARE APPROXIMATE.
( 7580$1 5' ,1'(3(1'(1&( 0,66285,
2.
%/8( 9$//(< 32:(5 67$7,21
REGRADE STEEP EMBANKMENT AREAS TO SHALLOWER SLOPES (SEE DETAIL 3)
TOPOGRAPHIC SURVEY FROM SHAFER, KLINE, & WARREN, INC. DATED JULY 2015.
6&6 $48$7(55$
1 ?&LW\ RI ,QGHSHQGHQFH?,QGHSHQGHQFH 3RZHU /LJKW?3URMHFWV? $VK 3RQG &ORVXUH 'HVLJQ?$XWR&$'?' ' 3URSRVHG &RQGLWLRQV GZJ )HE SP /D\RXW 1DPH 1HZ 1RUWK $VK ,PSRXQGPHQW %\ UGW
REGRADE STEEP EMBANKMENT AREAS TO SHALLOWER SLOPES (SEE DETAIL 3)
1.
1(: 1257+ $6+ ,03281'0(17
NOTES:
PLANT WATER/CONTACT WATER PIPELINES COAL PILE WATER UNDERGROUND PIPING ABOVEGROUND PIPING NEW 5' CONTOUR NEW 1' CONTOUR
BOTTOM ASH IMPOUNDMENT BOUNDARY
0
NEW 5' STORM WATER BASIN CONTOUR SCALE NEW 1' STORM WATER BASIN CONTOUR
FEET
PLANT WATER/CONTACT WATER PIPELINES
1.
TOPOGRAPHIC SURVEY FROM SHAFER, KLINE, & WARREN, INC. DATED JULY 2015.
EXISTING 1' CONTOUR
COAL PILE WATER UNDERGROUND PIPING 2.
APPROXIMATE ASH IMPOUNDMENT BOUNDARY
ABOVEGROUND PIPING
ASH IMPOUNDMENT BOUNDARIES, FENCING, EXISTING ROADS, RAILROAD TRACKS, STRUCTURES, AND UTILITIES ARE APPROXIMATE.
FENCE (APPROXIMATE)
NEW 5' CONTOUR
3.
UTILITY LOCATIONS WILL BE VERIFIED BY CONTRACTOR PRIOR TO CONSTRUCTION.
EXISTING ROAD
NEW 1' CONTOUR 4.
RAILROAD TRACKS
NEW 5' STORM WATER BASIN CONTOUR
OVERHEAD ELECTRIC (APPROXIMATE)
NEW 1' STORM WATER BASIN CONTOUR
NEW CONTOURS ARE THE BOTTOM OF THE FINAL COVER SYSTEM. THIS GENERALLY REPRESENTS THE TOP OF ASH IF INSIDE ASH IMPOUNDMENTS OR TOP OF SUBGRADE IF OUTSIDE ASH IMPOUNDMENTS. FIELD ADJUSTMENTS WILL BE NECESSARY.
5.
IMPOUNDMENT AREAS WITH RIP RAP LINED DISCHARGE STRUCTURES WILL REQUIRE ADDITIONAL EXCAVATION TO ALLOW FOR APPLICABLE FINAL COVER COMPONENTS (SPECIFIC TO THE FINAL COVER OPTION) UNDER THE RIP RAP. SEE DETAIL 5 ON DRAWING 14.
6.
SEE DRAWINGS 9 THROUGH 12 FOR CROSS SECTIONS.
7.
SEE SPECIFICATIONS FOR FURTHER INFORMATION.
8.
PIPES CARRYING PLANT WATER FROM THE POWER STATION WILL BE DISCONNECTED IN THE AREAS NEEDED FOR CLEAN CLOSURE AND CONSTRUCTION OF THE SETTLING BASIN. A NEW PIPE WILL BE RECONNECTED TO THE EXISTING SYSTEM AND BE INSTALLED TO DISCHARGE INTO THE NEWLY CONSTRUCTED SETTLING BASIN.
ABANDON UNDERGROUND PIPING FROM PUMP HOUSE AND BOTTOM ASH POND IF BELOW FINAL COVER
NORTH FLY ASH IMPOUNDMENT BOUNDARY BOTTOM ASH IMPOUNDMENT BOUNDARY
: WK 6W 6WH 2YHUODQG 3DUN .DQVDV 3+ )$;
,1'(3(1'(1&( 32:(5 /,*+7
SOUTH FLY ASH IMPOUNDMENT BOUNDARY
6&6 $48$7(55$
1 ?&LW\ RI ,QGHSHQGHQFH?,QGHSHQGHQFH 3RZHU /LJKW?3URMHFWV? $VK 3RQG &ORVXUH 'HVLJQ?$XWR&$'?' ' 3URSRVHG &RQGLWLRQV GZJ )HE SP /D\RXW 1DPH 1HZ 6RXWK $VK ,PSRXQGPHQWV %\ UGW
NEW GRAVEL ACCESS ROAD (SEE DETAIL 6)
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16
EXISTING 5' CONTOUR
( 7580$1 5' ,1'(3(1'(1&( 0,66285,
REGRADE STEEP EMBANKMENT AREAS TO SHALLOWER SLOPES (SEE DETAIL 3)
%/8( 9$//(< 32:(5 67$7,21
NOTES:
1(: 6287+ $6+ ,03281'0(176
POWER / LIGHT POLE
LEGEND:
PLANT WASTE WATER PIPE TRANSITION TO UNDERGROUND PIPE (SEE NOTE 8)
0 SCALE
FEET
SEDIMENTATION BASIN EXISTING DRAINAGE DITCH
NEW ELEVATION TOP OF ASH OR SUBGRADE
50
EMBANKMENT EXCAVATION
A
B' EMBANKMENT EXCAVATION
C'
A'
50 100
( 7580$1 5' ,1'(3(1'(1&( 0,66285,
NORTH ASH IMPOUNDMENT
%/8( 9$//(< 32:(5 67$7,21
,1'(3(1'(1&( 32:(5 /,*+7
REDUCE SLOPE STEEPNESS AND FINE GRADE (SEE DETAIL 3)
: WK 6W 6WH 2YHUODQG 3DUN .DQVDV 3+ )$;
NORTH ASH IMPOUNDMENT BOUNDARY
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16
&5266 6(&7,216 1257+ ,03281'0(176
NEW ELEVATION TOP OF ASH OR SUBGRADE
6&6 $48$7(55$
20
NORTH ASH IMPOUNDMENT BOUNDARY
NOTES:
10
NEW GRADE TOP OF ASH OR SUBGRADE (BOTTOM OF FINAL COVER)
10
SOUTH ASH IMPOUNDMENT
C
BOTTOM ASH IMPOUNDMENT
EXISTING ELEVATION
EXISTING ELEVATION
B NORTH ASH IMPOUNDMENT BOUNDARY
FINAL COVER EXTENDS TO LIMITS OF ASH WHERE CAP TIES INTO EXISTING CLAY EMBANKMENT.
2.
IMPOUNDMENT BOUNDARIES ARE APPROXIMATE.
NORTH ASH IMPOUNDMENT BOUNDARY
1.
1 ?&LW\ RI ,QGHSHQGHQFH?,QGHSHQGHQFH 3RZHU /LJKW?3URMHFWV? $VK 3RQG &ORVXUH 'HVLJQ?$XWR&$'?' ' &URVV6HFWLRQV GZJ )HE SP /D\RXW 1DPH &URVV 6HFWLRQV 1RUWK ,PSRXQGPHQWV %\ UGW
LEGEND EXISTING GRADE
EMBANKMENT EXCAVATION REDUCE SLOPE STEEPNESS AND FINE GRADE (SEE DETAIL 3)
EXISTING DRAINAGE DITCH
EXISTING ELEVATION
NEW ELEVATION TOP OF SUBGRADE
SOUTH ASH IMPOUNDMENT EXISTING ELEVATION 20
NEW ELEVATION TOP OF ASH OR SUBGRADE
F
NORTH ASH IMPOUNDMENT BOUNDARY
E'
SEDIMENTATION BASIN 50 50 100
( 7580$1 5' ,1'(3(1'(1&( 0,66285,
%/8( 9$//(< 32:(5 67$7,21
EMBANKMENT EXCAVATION
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16
&5266 6(&7,216 1257+ ,03281'0(176
NORTH ASH IMPOUNDMENT BOUNDARY
NEW ELEVATION TOP OF SUBGRADE
: WK 6W 6WH 2YHUODQG 3DUN .DQVDV 3+ )$;
EXISTING ELEVATION
,1'(3(1'(1&( 32:(5 /,*+7
EXISTING ELEVATION
6&6 $48$7(55$
10
NEW ELEVATION TOP OF ASH OR SUBGRADE
10
D
BOTTOM ASH IMPOUNDMENT
NOTES:
D' EMBANKMENT EXCAVATION
E
NORTH ASH IMPOUNDMENT
FINAL COVER EXTENDS TO LIMITS OF ASH WHERE CAP TIES INTO EXISTING CLAY EMBANKMENT.
2.
IMPOUNDMENT BOUNDARIES ARE APPROXIMATE.
1.
1 ?&LW\ RI ,QGHSHQGHQFH?,QGHSHQGHQFH 3RZHU /LJKW?3URMHFWV? $VK 3RQG &ORVXUH 'HVLJQ?$XWR&$'?' ' &URVV6HFWLRQV GZJ )HE SP /D\RXW 1DPH &URVV 6HFWLRQV 1RUWK ,PSRXQGPHQWV %\ UGW
LEGEND EXISTING GRADE
NEW GRADE TOP OF ASH OR SUBGRADE (BOTTOM OF FINAL COVER) EMBANKMENT EXCAVATION
F'
H' EXISTING ELEVATION
20
REDUCE SLOPE STEEPNESS AND FINE GRADE (SEE DETAIL 3)
SEDIMENTATION BASIN 50 50 100 : WK 6W 6WH 2YHUODQG 3DUN .DQVDV 3+ )$;
NEW ELEVATION TOP OF ASH OR SUBGRADE SOUTH ASH IMPOUNDMENT BOUNDARY
( 7580$1 5' ,1'(3(1'(1&( 0,66285,
%/8( 9$//(< 32:(5 67$7,21
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16
&5266 6(&7,216 6287+ ,03281'0(176
,1'(3(1'(1&( 32:(5 /,*+7
SOUTH ASH IMPOUNDMENT BOUNDARY
EMBANKMENT EXCAVATION (BETWEEN BOTTOM ASH AND SOUTH ASH IMPOUNDMENTS)
EMBANKMENT EXCAVATION
NEW ELEVATION TOP OF ASH OR SUBGRADE
6&6 $48$7(55$
10
I'
EXISTING DRAINAGE DITCH
10
I
G EMBANKMENT EXCAVATION
REDUCE SLOPE STEEPNESS AND FINE GRADE (SEE DETAIL 3)
H
EXISTING DRAINAGE DITCH
NORTH ASH IMPOUNDMENT
BOTTOM ASH IMPOUNDMENT BOTTOM ASH IMPOUNDMENT BOUNDARY
EXISTING ELEVATION
EXISTING ELEVATION
FINAL COVER EXTENDS TO LIMITS OF ASH WHERE CAP TIES INTO EXISTING CLAY EMBANKMENT.
2.
IMPOUNDMENT BOUNDARIES ARE APPROXIMATE.
NOTES:
SOUTH ASH IMPOUNDMENT BOUNDARY
1.
1 ?&LW\ RI ,QGHSHQGHQFH?,QGHSHQGHQFH 3RZHU /LJKW?3URMHFWV? $VK 3RQG &ORVXUH 'HVLJQ?$XWR&$'?' ' &URVV6HFWLRQV GZJ )HE SP /D\RXW 1DPH &URVV 6HFWLRQV 6RXWK ,PSRXQGPHQWV %\ UGW
LEGEND EXISTING GRADE NEW GRADE TOP OF ASH OR SUBGRADE (BOTTOM OF FINAL COVER)
NEW GRADE SEDIMENTATION BASIN EMBANKMENT EXCAVATION
NORTH DIVIDER BERM (SEE PROFILE M-M' AND DETAIL 8)
EMBANKMENT EXCAVATION
SOUTH ASH IMPOUNDMENT NEW ELEVATION TOP OF ASH OR SUBGRADE
G'
50 50
REDUCE SLOPE STEEPNESS AND FINE GRADE (SEE DETAIL 3)
EXISTING ELEVATION EXISTING ELEVATION NEW ELEVATION SETTLING BASIN
EMBANKMENT EXCAVATION NORTH ASH IMPOUNDMENT
BOTTOM ASH IMPOUNDMENT
NEW ELEVATION TOP OF ASH OR SUBGRADE
N
M'
J J'
L
N'
100
SEDIMENTATION BASIN
K'
: WK 6W 6WH 2YHUODQG 3DUN .DQVDV 3+ )$;
( 7580$1 5' ,1'(3(1'(1&( 0,66285,
%/8( 9$//(< 32:(5 67$7,21
NEW STORM WATER DRAINAGE CHANNEL (FIELD FIT TO DIVERT STORM WATER FROM ENTERING SEDIMENTATION BASIN)
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16
&5266 6(&7,216 6287+ ,03281'0(176
NEW ELEVATION SETTLING BASIN
,1'(3(1'(1&( 32:(5 /,*+7
SOUTH ASH IMPOUNDMENT BOUNDARY
ACCESS ROAD BETWEEN IMPOUNDMENTS, SEE DETAIL 6 (FIELD FIT FINAL GRADE ELEVATIONS TO BE HIGHER THAN ADJACENT ASH ELEVATIONS)
SEDIMENTATION BASIN BOUNDARY
EXISTING ELEVATION
EMBANKMENT EXCAVATION
SEDIMENTATION BASIN BOUNDARY
TOP OF NORTH DIVIDER BERM (FIELD FIT FINAL GRADE ELEVATIONS TO BE HIGHER THAN ADJACENT ASH ELEVATIONS)
6&6 $48$7(55$
20
NOTES:
NEW ELEVATION TOP OF SUBGRADE
SEDIMENTATION BASIN BOUNDARY
NEW GRADE SEDIMENTATION BASIN
ASH IN-PLACE IMPOUNDMENT CLOSURE
10
NEW ELEVATION TOP OF ASH OR SUBGRADE
EMBANKMENT EXCAVATION
10
SOUTH ASH IMPOUNDMENT BOUNDARY
ACCESS ROAD BETWEEN IMPOUNDMENTS, SEE DETAIL 6 (FIELD FIT FINAL GRADE ELEVATIONS TO BE HIGHER THAN ADJACENT ASH ELEVATIONS)
EXISTING ELEVATION
NEW GRADE TOP OF ASH OR SUBGRADE (BOTTOM OF FINAL COVER)
FINAL COVER EXTENDS TO LIMITS OF ASH WHERE CAP TIES INTO EXISTING CLAY EMBANKMENT.
2.
IMPOUNDMENT BOUNDARIES ARE APPROXIMATE.
1.
SOUTH ASH IMPOUNDMENT BOUNDARY
BOTTOM ASH IMPOUNDMENT BOUNDARY
EXISTING ELEVATION
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LEGEND EXISTING GRADE
ASH IMPOUNDMENT CLEAN CLOSURE
NORTH DIVIDER BERM
SOUTH ASH IMPOUNDMENT
K
M L'
EMBANKMENT GRADING (SEE DETAILS 3 AND 4)
EMBANKMENT GRADING (SEE DETAILS 3 AND 4)
SCARIFY EXISTING GRADE PRIOR TO PLACEMENT OF FINAL COVER SYSTEM
REMOVE EMBANKMENT SOIL TO DESIGNATED ELEVATION. REPLACE GRAVEL ROAD ON NEW ELEVATION AS DESIGNATED.
FINAL COVER SYSTEM (DETAIL 1, OPTION 1 )
FINAL COVER SYSTEM (DETAIL 1, OPTIONS 2 OR 3)
VEGETATION NEW GRADE AND BASE OF BARRIER LAYER NEW GRADE
ASH
18" MIN.
BARRIER SOIL LAYER K 1X10-7 CM/SEC
OPTION 1: SOIL COVER
OPTIONS 2 OR 3: GCL OR BENTONITE BACKED GEOMEMBRANE COVER
ASH
TYPICAL FINAL COVER TERMINATION AT BERM
2
13 13
OPTION 1: SOIL COVER
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16
TOPSOIL
3' MIN. EMBANKMENT NOTCH OUT OF EXISTING SOIL TO PLACE BARRIER LAYER
'(7$,/6 ),1$/ &29(5
6" MIN.
Not to Scale
VEGETATION
VEGETATE NEW REDUCED SLOPE TOE SLOPE GENERALLY REMAINS IN ORIGINAL LOCATION
VEGETATION
TOP OF FINAL COVER SYSTEM NEW GRADE
E
OP
L PS
EE
E LOP DS E C U 1 RED 3 TYP. ST
7-9 11-13
EXISTING SOIL EMBANKMENT
TOP OF FINAL COVER SYSTEM
ASH
TYPICAL EMBANKMENT GRADING WITH SLOPE REDUCTION
3
13
Not to Scale NOTES: 1. REDUCED SLOPE IS TO BE A MAXIMUM OF 3:1 WHERE PRACTICAL. IT IS ACCEPTABLE FOR AREAS TO HAVE A STEEPER WHERE NOT FEASIBLE TO CONSTRUCT 3:1 WITHOUT ADJUSTING THE TOE OF SLOPE.
TOPSOIL BENTONITE BACKED 30-MIL TEXTURED GEOMEMBRANE (SUCH AS GSE GUNSEAL OR EQUIVALENT)
ASH
EXISTING GRADE
OPTION 3: BENTONITE BACKED GEOMEMBRANE COVER SMOOTH OUT SLOPE AND VEGETATE NEW GRA
DE
1
7-8 13,14
13
FINAL COVER TERMINATION AT BERM, SEE DETAIL 2
EXISTING GRADE
FINAL COVER DETAIL
TOP OF FINAL COVER SYSTEM
Not to Scale REMOVE GRAVEL FOR REUSE ON NEW ACCESS ROADS
4
13
EXISTING SOIL EMBANKMENT
TOP OF FINAL COVER SYSTEM
ASH
( 7580$1 5' ,1'(3(1'(1&( 0,66285,
EXCAVATE SOIL ABOVE NEW GRADE
OPTION 2: GCL COVER
12" MIN.
VEGETATE OR CONSTRUCT NEW ACCESS ROAD (SEE DETAIL 6) ON NEW GRADE AS APPLICABLE FINAL COVER TERMINATION AT BERM, SEE DETAIL 2
%/8( 9$//(< 32:(5 67$7,21
ASH
REMOVE GRAVEL FOR REUSE ON NEW ACCESS ROADS
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NEEDLE-PUNCHED REINFORCED NON-WOVEN GEOSYNTHETIC CLAY LINER (GCL)
,1'(3(1'(1&( 32:(5 /,*+7
TOPSOIL
12" MIN.
6&6 $48$7(55$
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ASH
TYPICAL EMBANKMENT GRADING WITH SLOPE SMOOTHING Not to Scale
18" MIN. THICKNESS RIP RAP LAYER
FINAL COVER SYSTEM (DETAIL 1, OPTION 1)
SLOPE TO DRAIN
50' MIN.
EXISTING SOIL EMBANKMENT
OPTION 1: SOIL COVER
VARIES TYP. 12' MIN. AS ROOM ALLOWS
18" MIN. THICKNESS RIP RAP LAYER 6" MIN. THICKNESS BEDDING LAYER
FINAL COVER SYSTEM (DETAIL 1, OPTIONS 2 OR 3)
ASH FREE / EMBANKMENT SOIL SLOPE TO DRAIN
6
6-8 12-14
50' MIN.
Not to Scale
EXISTING SOIL EMBANKMENT
ASH
8 OZ/SY NON-WOVEN GEOTEXTILE
MATCH FINAL COVER SYSTEM SELECTION GCL (OPTION 2) OR BENTONITE BACKED TEXTURED GEOMEMBRANE (OPTION 3) 12" MIN.
OPTIONS 2 OR 3: GCL OR BENTONITE BACKED GEOMEMBRANE
5
14
VERIFIED CLEAN SUBGRADE
7
RIP RAP LINED DISCHARGE STRUCTURE
6-8 14
BARRIER SOIL LAYER K 1X10-7 CM/SEC
,1'(3(1'(1&( 32:(5 /,*+7
5' MIN. GEOTEXTILE OVERLAP PAST RIP RAP / BEDDING LAYER
TYPICAL ACCESS ROAD
SEDIMENTATION BASIN LINER SYSTEM
14 14
Not to Scale
Not to Scale
NOTES: 1. RIP RAP AND BEDDING LAYER GRADATION IS SPECIFIED IN SPECIFICATIONS.
ASH IN-PLACE CLOSURE
CLEAN CLOSURE
TIE-IN TO EXISTING GRADE
ACCESS ROAD ON TOP OF BERM (SEE DETAIL 6) FIELD ADJUST FINAL BERM HEIGHT TO BE ABOVE ADJACENT COVERED ASH ELEVATIONS
2 TYP. 2 TYP. 1
ASH
1 2 TYP. 1
CLEAN COMPACTED CLAY (MIN. 95% STANDARD PROCTOR)
SEDIMENTATION BASIN LINER SYSTEM (SEE DETAIL 7)
TEMPORARY ASH SLOPE NORTH DIVIDER BERM NOTES: 1. CONSTRUCTION OF DIVIDER BERM WILL REQUIRE REMOVAL OF ASH. 2. NEW SEDIMENTATION BASIN CLEAN COMPACTED CLAY IN CLEAN CLOSURE AREA TO BE CONSTRUCTED OF OFF SITE CLAY OR CLEAN CLAY FROM EXISTING BERMS. 3. BERM IN ASH IN PLACE CLOSURE AREA CAN BE CONSTRUCTED USING COMPACTED ASH, CLAY LINER FROM CLEAN CLOSURE AREA, CLAY FROM EMBANKMENTS, OR OFF SITE SOURCES.
APPROXIMATE ELEVATION 747'
VERIFIED CLEAN SUBGRADE
8 6,8,11
14
SEDIMENTATION BASIN Not to Scale
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EXISTING GRADE NO ASH PRESENT
FINAL COVER SYSTEM (SEE DETAIL 1) BACKFILLED WITH COMPACTED ASH, ASH CLAY LINER, OR CLEAN CLAY (MIN. 90% 2 TYP. STANDARD 1 PROCTOR)
$6+ ,03281'0(17 &/2685( &216758&7,21 3/$16
12" MIN.
18" MIN. BARRIER SOIL LAYER K 1X10-7 CM/SEC
( 7580$1 5' ,1'(3(1'(1&( 0,66285,
6" MIN. THICKNESS BEDDING LAYER
%/8( 9$//(< 32:(5 67$7,21
ASH
12" MIN. THICKNESS GRAVEL (REUSED FROM DECONSTRUCTION OF EXISTING ROADS) NON-WOVEN GEOTEXTILE FILTER FABRIC
'(7$,/6 52$' ',6&+$5*( 6758&785( 6(77/,1* %$6,1
NEW GRADE
6&6 $48$7(55$
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FINAL GRADE
CLEAN CLOSURE AREA NOTES: 1. REMOVE ASH AND EXISTING ASH IMPOUNDMENT LINER, IF PRESENT, TO BASE OF ASH OR LINER, WHICHEVER IS LOWER. 2. IF REQUIRED, EXCAVATE NATIVE CLAYS TO NEW DESIGN GRADES. 3. NEW 12" BASIN LINER CAN BE CONSTRUCTED USING NATIVE CLAYS OR CLEAN EMBANKMENT CLAYS IF CAN ACHIEVE COMPACTION TO REQUIRED K 1X10-7 CM/SEC.
Not to Scale 6-8 15
DETAIL 9 AND 10 NOTES: 1. INDEPENDENCE POWER & LIGHT TO REMOVE ELECTRICAL PUMPS AND CONTROLS. 2. AFTER WATER IS REMOVED FROM BOTTOM ASH POND, VALVES AND PIPING TO BE REMOVED. 3. VALVES WILL BE RETURNED TO INDEPENDENCE POWER & LIGHT. 4. THREE PIPES FROM BOTTOM ASH POND TO BE GROUTED CLOSED. 5. CONTRACTOR TO REMOVE BUILDING AND FILL CONCRETE FOUNDATION WITH CRUSHED ROCK. 7311 W. 130th St, Ste. 100 Overland Park, Kansas 66213 PH. (913) 681-0030 FAX. (913) 681-0012
PUMP HOUSE PIPING DECOMMISIONING
SCS AQUATERRA
Not to Scale
15
21500 E. TRUMAN RD, INDEPENDENCE, MISSOURI
BLUE VALLEY POWER STATION
INDEPENDENCE POWER & LIGHT
ASH IMPOUNDMENT CLOSURE CONSTRUCTION PLANS
DETAILS 3 - PUMP HOUSE AND PIPING
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6-8 15
9 10 PUMP HOUSE DECOMMISIONING
15