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<br /> Heap Leach-Assumptions&Calculations
<br /> I Regrading Push 0istance 031021atlon I
<br /> dozing distance:
<br /> baser,on 21.1lmai rut stone f 2l3 final fill slope(minimum-b.11 I
<br /> I Ripping/Scarifying 06108168one
<br /> Mlnlmum l Cl rlppngl000,00ing per area
<br /> Slopes:
<br /> Numbers passes•Final slope length+Gradersslah
<br /> Travel distance=Number of passes a Mid-bench length
<br /> Total hours•(Travel distance+Grader productivity)•(Number of passesx Grader maneuver time)
<br /> Flat Areas:
<br /> Flat area 010lli•Final ltat area+Average long dimendas
<br /> Number of passes.Flat area width•Grader width
<br /> Travel distance-Number of passes Average long dimensions
<br /> Total hours.(Travel distance+Grader producllvity)+(Number of passesx Grader maneuver time)
<br /> Revegelalion:
<br /> Minimum 1 acre revegnlation rime nine per area
<br /> eolutlon Collagtlon Dltcn 0aloulaton3
<br /> Ilse when existing heap material Is not suitable drain rock
<br /> Assume lobe constructed In existing solution channels
<br /> Assume 2H:1V altcm sideslopea
<br /> Drain rock assumed I be Gravel-Dry at 2,550Iblsy(1,510 kg/m3)from CAT Handbook 35111 Ed.
<br /> Heap Leach Pad•Drainage Channel Fill&Drainage Pipe Installation
<br /> Drain Rock Placement Drainpipe In91a11at0n
<br /> Friung
<br /> Drain Ora. Number of Total Drainage Coe mag• Total Piping Piping equip., Pbin2 Pipet Total
<br /> Des crIptn smrlwn
<br /> Ireeuae21 Vobme Fleet ProducINEY Scraper. sours Hours
<br /> < L.l'mr ran Silt Coat Cost fin Cost Cost Cost t Cost
<br /> 0
<br /> 1 AOVLF•R.pMing
<br /> 2 AOVLP-Topsoil
<br /> 3 AOVV•Topsoil-Dose,Spreading
<br /> • AOVLF-Topeoil-Ur,1
<br /> 5 A0VLF-Topsoil-UraI-Does,Spreading
<br /> 8 AOVLF-Topsoil-LM2 _
<br /> 7 AOVLP-Toped!•LIn 2•Dozer Spreading
<br /> 8 AWAY-Topsoil-Lift 3 ,
<br /> 9 AOVLP.Topsoil-Lift 3-Dozer Spreading -
<br /> 10 AOVLF-Topsoil-Una ,
<br /> 11 AMU-Topsoil-Lift a-Dozer spraang
<br /> 12 AOVLF-Topsoil-Lilt 5
<br /> 13 AGM-Topsoil-Urt6-Dozer Spreading
<br /> 14 AWL!-Top.011-UR6 -
<br /> 15 AOVLF-Topsoil-UR6-Dozer spn.ding
<br /> 18 ADVLF•Topsoil-Lift 7
<br /> 17 4021.•Topsoil-Lift T-Dozer Spreading _
<br /> 18 AOVLF-Topsoil-URS
<br /> 19 4021F•Topaoil•LIRe-Omer Spreading
<br /> 20 AOVLF-Topsoil•Lift 9
<br /> 21 AOVLP-Topsoil•UM 9-Dozer Spuding
<br /> 22 6OVLF•Regrading
<br /> 23 SOM.Topsoil-Ul I ,
<br /> 24 SOVLF-Topaeii Uft1-Dozer Spreading -
<br /> 25 a2VLF-Topsoil.UR2
<br /> 26 SOVLF-Topen-Ur,2•Dour Spreading
<br /> 27 SON.F.Topeoll-Lift 3
<br /> 26 aovlF-Topsoil-Ltn3-Dozer Spreading ,
<br /> 29 SOVV-Topsoil•UR 4 ,
<br /> 30 SOVLF-Topsoil-UR4-Dom Spreadhtg .
<br /> 31 80VLP-Topsoil-Lift 6 -
<br /> 32 90VLF-Topsoil-Lit 6•Dozer epeading
<br /> 33 801/1F-Tep.oi1-L616
<br /> CO SOVLF•Topsoil•L30 8-Dozer Speeding
<br /> 35 SOVLF•Topsoil•Un7
<br /> 38 SLF OV •Topsoil-LJR 7-Dozer Spreading
<br /> 37 -SOW,-Topsoil-Ult8
<br /> 38 SOVLF-Topsol-Un8-Dom Spreading
<br /> ag bYLE-Topsoil-UR*
<br /> 40 MGVLF-Topsoil-Lift 9-Dozer Spradin0
<br /> 41 SOVLP.Top.orl•Lin 10
<br /> 42 SOVLP-Topsoil-UP 10-Dozer Speeding
<br /> 43 SOVLF•Topsoil•Un 11 -
<br /> 44 soul,-Topsoil-Linn-Dozer Spre.ing
<br /> 4s Soul!-Topsoil-UR12 -
<br /> 06 SOVLF•Topsoil-Un 12-Dozer Spreading
<br /> 47 SOVLF-Topsoil-Lilt 13 .
<br /> 48 SOVLF•Topsoil-Lin 13-Doz.,Spreading
<br /> I I I I I I I I I 1 I
<br /> Heap Leach Pad-Regrading Costs
<br /> Produotivlty n Dozer Productivity x Grade Correction x Density Correction x Operator(0.75)x Matenal x VIelblllty_x Job Efficiency(0.83)x(81ollSldebySlde)x(Altitude Deratlon)
<br /> Distance Hourly Tom TotalReprinting r. Dozing
<br /> RottvetNI Tom Regretting
<br /> °aqua./ o. vetRegradingNal l, Cerneibn Material Density Correction Costa
<br /> u
<br /> y n cylhr cY fir Coat Coat Coat
<br /> 0 0
<br /> ROW'•Regrading 6,048,386 147 01072 1,107 1.8 1.0 046 13 1,125 6,376 332,506 1.907A59 2239,065
<br /> AGM-Topsoil 0 Select Fleet 0 0
<br /> AGVLF-Topeoll-Dozer spreading 25,007 257 07E 260 1A 13 1A4 1.0 443 59 3,649 6,228 0,877
<br /> AGM-Topsoil-Lift t 0 Saect Fleas 0 0
<br /> AOVLF-Topsoil•L151-Dozer Spreading 32,908 210 07E 297 1.6 12 1.44 1.0 606 65 4,020 6,861 10,881
<br /> AOVLF•Topedil-LRt2 0 3e1ect.eet 0 0
<br /> 6O21.F-To04011-Let 2.13ozerapreding 42,869 206 D70 313 1A 1.2 1.44 1.0 533 80 4,948 8,446 13,393
<br /> 4021P-Toad)-LIR3 0 Select Fleet 0 0
<br /> 00VLF-Tapwll-Lnt3-Dozer Spreading 62,280 172 07E 363 IS 12 1.44 16 619 101 6,247 10,862 16,909
<br /> 1 ADM-Topsoil•LIR4 0 Select Fleet 0 0
<br /> 1 000LF-Topsoil-Ult4-Dozer Spreading 63,390 302 DIE 227 1A 13 1A4 to 387 164 10,143 17,312 27,455
<br /> I AOVLF-Topsail•IJR6 0 341c1,Lilt 0 0
<br /> 1 AOVLF•Topsoil•Ult 6-Dozer Spreading 80,145 165 D7E 376 1.6 13 1.44 1.0 1211 126 7,731 13,196 20,926
<br /> 1 ADM-Topsoil-UR6 0 Select Fleet 0 0
<br /> 1 AOVV•Topsoil•LUR 6-Dozer Spreading 107620 194 D7E 329 1.6 13 1.44 10 261 192 11676 20268 32,143
<br /> 1 AOVLF-Topeoll-LMI 0 3414ct Met 0 0
<br /> -1 AOVIF-Topsoil-Lift l-Dozier spreading 82,653 172 O7E 343 TA 1.2 1.44 1.0 619 101 6,247 10,622 18,900
<br /> 1 AOVLF-Taso11-Lift 9 0 Select Flea 0
<br /> 1 AOVLF-Tapell-Let9-Dozer spreading 44,511 292 07E 234 1A 13 1.44 1.0 309 112 6,927 11,823 18,750
<br /> 2 AOVLF-Topsoil-Line 0 Select Fleet 0 0
<br /> 2 AOVLF-Tapaoll-Lint-Dozer Spreading 41,737 166 DIE 306 1.6 13 144 1A 676 62 3.035 6,645 10,380
<br /> 2 SOVLF•Regrading 3,982,293 148 D1072 1,113 1.6 1.0 0.82 12 1,091 3650 226,753 1295,067 1,520,810
<br /> 2 SOVLF-Topsoil-Unt 67664 146 Select Fleet SaleclFke 16 zing Maier Wtedal Tyal 1.0 Select Flee 0 0 0
<br /> 2 SOW-Topsoil-Lift l-Dozer fpreednal 21,411 146 07E 416 1.6 13 144 1.0 709 30 1,856 3,167 5,023
<br /> 2 SOVLP-Topsoil-Ur.2 108686 146 Select Fleet 804c1 Flee IA zing Maier Material Tepee 1A Select Flee` 0 0 0
<br /> 2 90VLF-Topsoil-LUR2-Doz.Spreading 20,641 146 DIE 416 1.6 13 1.44 1.0 709 29 1,794 3,051 4,665
<br /> 2 SOVLP-Topeoll-Lift3 153604 146 Select Fleet 6alec0Fl.. 1A sing Maley Mererle Twill 1.0 Select Flee 0 0 0
<br /> 2 ,0016.4•Topsoil•UI 3.00ar6p4.010 24.747 140 D7E 416 to 13 1M ID 700 35 2,186 3606 S,BW
<br /> 2 SOW-Topsoil-UR4 171,966 146 Select Real 64144I Flee 1.6 zing Motel Material Type! 1.0 341.c11.1ee 0 0 0
<br /> 30 OOVLF-Top.oit•Un4-Dozer speading 33,707 146 Doe 416 16 13 1.44 ID 709 48 2060 SA67 8,036
<br /> 31 OOVLF-Topaf-UR6 374,609 146 64lec1 Rem eelectFler 1.6 zing Meer M.aadat Typal 1.0 taectllee 0 0 0
<br /> 32 aOVF-Topsoil-Lira 5-Dozer lipreading _ 49,162 146 D7E 416 1A 13 1.44 1.0 709 69 - 4,268 _7264 11,662
<br /> 33 SOVLF-Topsol-URs 463324 146 Select Reet select Fin 1A sing Mater Mated.Teal 1.0 5e1ectp4. 0 0 0
<br /> 34 SOVLF-Topsoil-Lnl 6-Doser Spreading 78766 146 07E 416 1.6 1.2 1.44 1.0 709 ITT 6,866 11,717 18,582
<br /> 35 5OVLF-Topsoil-Un7 614661 148 Select Flee Selec1Flea I zing Mate, Material Type 1A 941.111. 0 0 0
<br /> 36 SOVLF-Topsoil-WI 7-Dozer Oopeading 62,078 148 07E 418 1.6 1.2 1.41 1.0 702 89 _ 5,606 9,306 14,900
<br /> 37 SOVLF-Topsoil-Un8 477,176 146 Select R4e1 341so1 Ft. IA zing Mat. Ma4edal Type! TO 641.11944 0 0 _ 0
<br /> 38 SOVLF-Topeo11.US 8•Dozer 0p4ad1ng 56,163 146 DIE 416 IA Ti 1.44 1.0 700 I 79 4,966 8330 13,225
<br /> 39 8OVLF-Topsoil-Line 030,120 146 0.1.1 Fleet 3414c1 Pita IA a to zing Male, ate,1al Typal 1.0 ]ili Ree 0 0 0
<br /> 40 SOVLF•Topaoll•LIR 8-Dozer Spreading 61,262 146 DIE eta 1A 13 1.44 1A 709 72 4,453 7,000 12,053
<br /> 41 SOW-Topsoil-UR10 366072 148 Sass Fleet Select Rae to zing Maier Wade7,201 to Select Flea 0 0 0
<br /> 42 SOVLF-Topaoll-Ur,10-Dozer Spreading 48,649 146 07E 416 1A 13 1A4 1.0 700 66 4,042 6,967 11,019
<br /> 43 00VLF-Topsoil•LIR11 334,736 146 54lec114.1 34.11.1M 1.6 zing alter Material Neel IA Select Flea 0 0 0
<br /> _44 SOVLP•Topsoil•UR 11-DOm 0pr.ading 46,487 140 DIE III 1.6 13 144 to 709 66 4,082 6,967 11,049
<br /> 45 000LF-Topsoil-U012 102,403 146 Select Flee Set.,led 1.6 zing Maln Material Type 1D seleclsa. 0 0 0
<br /> 46 SOVLF•To0eo.Un 12-Doter Spreading 35,364 146 07E 416 1A 1.2 144 1.0 709 50 3,003 5,278 8,371
<br /> 47 SOVLF•Topaoil-UR13 76,389 148 Select File Select Flea 1.6 zing Mee B telet Type 1.0 641.1Rn 0 0 0
<br /> 46 SOVLF-Toe.ua-LM13-Dozer 6prea01110 25.814 146 07E 416 1A 13 1,44 _ 1A _ 700 36 2,127 3,800 0.027
<br /> -- I maw] 10617 472,124 w 5386654 4A88,960
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