|
r;fJ DESIGN CONTOURS AND CROSS SECTIONS FOR REFUSE AREA A ARE FINAL RECLAIMED CONTOURS AND CROSS I '
<br /> SECTIONS. `•\ { i /' W E
<br /> FINAL CONTAINMENT DITCHES (PERIMETER DITCHES)TO BE COMPLETED TO DESIGN SPECIFICATIONS PRIOR TO ,r' ` "` , � CO o
<br /> RECLAMATION.THEY WILL BE CONSTRUCTED IN PHASES ADJACENT TO AREAS WITHIN THE PIT AREA OPENED UP TO d
<br /> REFUSE PLACEMENT. /> w 3
<br /> O J _ Z_ CO 'a
<br /> 0 N
<br /> INTERIM IN-PIT DITCHES WILL BE FUNCTIONAL DURING REFUSE PLACEMENT OPERATIONS.THESE DITCHES ARE TO BE k tii� � LEGEND
<br /> { t Gj O V O v 1 _PLACED AT THE UPHILL TOE OF A PHASE WITHIN THE APPROVED AREA OR AS NECESSARY TO DIRECT UPSTREAM ,
<br /> EXISTING CHANNELIZED FLOW AROUND THE PLACMENT AREA TO THE PERIMETER DITCHES, PRACTICES TO STABILIZE - - `v �v ,'-'' /�--v i W OV w °O
<br /> , . / ACF�,C�E
<br /> INTERIM DITCHES ARE DESCRIBED IN ILLUSTRATION 50. ; '� '\ , ``, \ `- `i w N
<br /> I i \ --'' (2 ``s \ t i J •' PERIMETER/DIVERSION DITCHES W o z
<br /> ED A E
<br /> f I / 6.
<br /> SEDIMENT AND RUNOFF CONTROL MEASURES FOR THE SOIL STOCKPILES ARE ADDRESSED IN ILLUSTRATION 44.
<br /> r ' r®• \ \ I t �-- -' � J • r - TERRACE CHANNELS
<br /> k 0 \ J GEOTECHNICAL STABILITY ANALYSIS DEMONSTRATES ADEQUATE STABILITY WITH 3H.1V SLOPES(ILLUSTRATION 42C) ' i / v ' ► I i _ J r
<br /> %P'PP' to
<br /> PILE DESIGN MAJOR CONTOURS(25' INTERVAL) N
<br /> REVERSE SEQUENCING OF TOPSOIL/SUBSOIL PLACMENT UPON RECLAMATION IS BASED ON OBSERVED RESPONSE OF
<br /> ,
<br /> ,
<br /> >'
<br /> PILE DESIGN MINOR CONTOURS 5 INTERVAL
<br /> -`-- ( I ANNUAL WEEDS PRIMARILY CHEATGRASS AND PERENNIAL VEGETATION TO THESE GROWTH MEDIUM. ( ) �i
<br /> 3 /' _ \ �� ,'� �'/� ' ``I i --------------------------------------- EXISTING GROUND MAJOR CONTOURS 25' INTERVAL
<br /> fey h . / ;i
<br /> k t„>,/ S)00
<br /> TOTAL VOLUME OF REFUSE IS APPROXIMATELY 14,190,396 YD OR 8,796 ACRE-FT ,/ ,'� / \ �, , , I cCL
<br /> n
<br /> Q _...
<br /> i
<br /> ( )
<br /> , { 1�7
<br /> EXISTING GROUND MINOR CONTOURS 5'SOiL
<br /> ` / / � i $ -� \ - t � _, _ / f' _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ = LIGHT USE ROAD > N( .9 DI ACE -1 16 5 A �E FEET _ t`kIRIMTER DITCH DIVERSION2 STU ED R S)AV IU'fd�GH FCC��(V/S:ON STEEP SLOPES cry 'o rt \� i �`� � ) i �` c®- / ,° - .- FLOW DIRECTION ARROWS �
<br /> �� 00 / O,�`� NODES INDICATING BEGINNING AND END OF STRUCTURE <C cn
<br /> ,.--' 15
<br /> - t � J' \E T AND STRUCTURE# FROM SEDCAD MODEL �
<br /> P A _
<br /> SEE W k162 , / , a
<br /> `, , ' OR SPILLWAY
<br /> r-
<br /> _
<br /> ,
<br /> , r __•... ', ` •, � �S .✓ `<. C"� _ --/,/j, , ,'ram•/ // U1
<br /> S y M
<br /> 562
<br /> r. r`
<br /> ,
<br /> o
<br /> 6+0
<br /> _
<br /> Q � a
<br /> ,. -...
<br /> ,
<br /> TYPICAL DESIGN
<br /> v
<br /> 5 _ AL TERRACE S
<br /> `I SCALE)
<br /> \ 5750 N .• '` 7 ' ' -- �,/r (NOT TO E) ,
<br /> f I 5825 /T r 1 0co wO
<br /> Lr-
<br /> a�
<br /> JJ CULVERT cS
<br /> tip r ✓' i� ,: ,... ,.. 1 -/ i� ✓ t' i / _ -_ • 1 I� G'vIf T -LED IN FUTURE I i �'I 0� �� i,=_— f, _ r�� Channel slope�259/-
<br /> 4/ 0� o
<br /> W E REFUSE PILE -___-_ ,
<br /> _.
<br /> 5 d es
<br /> /' , J � �_ ere m �
<br /> REACHES PILE /i _• _ ._ P 14� / / (� �• __ OISCHARGETO EXISTING R,96 11A H
<br /> i �CCESS,ROAD r" r v I �\I O >i -' i TRIBUTARY. FLUM /AND POT
<br /> �� �� / ( C L O
<br /> i OF COMPLIANCE LOCATED 2000 FT PI 20 w v o
<br /> x
<br /> TO THE NOKFHEAST AT EXISTING / rn
<br /> O1
<br /> BL ASH w
<br /> RESERVOIR
<br /> MAP 163
<br /> M RED W
<br /> zi
<br /> 4 992
<br /> r
<br /> , r
<br /> _
<br /> r _
<br /> Q
<br /> `
<br /> 1,
<br /> f
<br /> v
<br /> ®d" d � r0
<br /> 0)7
<br /> At
<br /> all
<br /> 6000
<br /> h
<br /> _
<br /> rn _
<br /> Y ...
<br /> ,' •,, ` i , ,,. 4 iJr , �/ / \ / i o rJ�� 5900 L- REFUSE PILE
<br /> :
<br /> cn 5800
<br /> -
<br /> ,'
<br /> A,
<br /> ,
<br /> , SolSUBSOIL PILE
<br /> Tsi - .� / r<' -- -----
<br /> F
<br /> J --_ _- _____.__ __-
<br /> 7 ACRE-F'
<br /> 7,,6ISTURBE
<br /> n ,
<br /> S600 EXISTING GROUND
<br /> � ' ' 0+00 2+00 4+00 6+00 8+00 10+00 12+00 14+00 16+00 18+00 20+00 22+00 24+00 26+00 28+00 30+00 �
<br /> CROSS SECTION A
<br /> •
<br /> _ -
<br /> 0
<br /> TERRACE DITCH o
<br /> ,
<br /> ,
<br /> INTERSECTION TRANSITION M
<br /> l00
<br /> ... f FL E©GE Fly/
<br /> OW WIDTH RAGE ORIGINAL SURFACE °` •• ��SURFgC
<br /> TOPSOIL-SALVAGED -
<br /> 5 (�
<br /> {
<br /> `p r
<br /> 'SOf�
<br /> `� 5725
<br /> a
<br /> C
<br /> OPS•J+ a
<br /> 2.00 D SEE CHART
<br /> o �� 1 /�/ _ � SURF CE PRIOR,
<br /> '� 8. B _.� p ------_._._ TO PLACEMENT RFFUSF �
<br /> ,` _ '� � `, < r � f,'-- '�' �; PPI 1I TERRACE EDGE
<br /> :
<br /> F.
<br /> J
<br /> an
<br /> r _
<br /> r
<br /> 04 P N
<br /> F ;
<br /> Y
<br /> 6000
<br /> REFUSE PILE
<br /> 5900
<br /> 10
<br /> to
<br /> �i
<br /> 5800
<br /> CL
<br /> 3
<br /> i
<br /> ,
<br /> /// y .. 5700 ---_._______-_.__.-------------------_--_ _.___.._________»_____ ___.__ SEDIMENT POND EMBANKMENT 0
<br /> _w_
<br /> 5--- CULVERTTCSB�`�/ {, S>> . ` •, __, .,`f , EXIST[NG GROUND
<br /> _ __,_.__ _. --------.
<br /> INSTALLED IN FUTURE � \`I � _.__,. _ _
<br /> r - O
<br /> \WHEN NECESSARY 5600 �
<br /> o -
<br /> ,' SEDIMENT POND
<br /> s
<br /> 0+00 2+00 4+00 6+00 8+00 10+00 12+00 14+00 16+00 18+00 20+00 22+00 24+00 26+00 28+00 30+00 32+00 34+00 36+00 38+00 40+00 42+00 44+00
<br /> CROSS SECTION B z
<br />
|