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W92320DF

DRAFT FINAL SDMS DociD 542557FEASIBILITY STUDY REPORT

REVISION 3 --------------

APPENDICES A THROUGH D

VOLUME II OF II

NYANZA OPERABLE UNIT Ill - SUDBURY RIVER STUDY MIDDLESEX COUNTY, MASSACHUSETTS

HALLIBURTON NUS Environmental Corporation

EPA Work Assignment No. 02-1 L 15

Contract No. 68-WS-0117

HNUS Project No. 0214

December 1992

.t~HALLIBURTON NUS \~lV Environmental ("'orporation

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SUPERFUND RECORDS CTR _

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I DRAFT FINAL

FEASIBILITY STUDY REPORT

REVISION 3

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VOLUME II OF II

I NYANZA OPERABLE UNIT III - SUDBURY RIVER STUDY

MIDDLESEX COUNTY, MASSACHUSETTS

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I HALLIBURTON NUS Environmental Corporation I

I EPA Work Assignment No. 02-1L15 EPA Contract No. 68-WS-0117

HNUS Job No. 0214

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I December 1992 I

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I Appendix A

Appendix B

I Appendix c Appendix D

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- ·- -· --- ----·--··- -----. , :)uFERFUND RECORDS CTR

!Site:---=-======-===-==lP•cak· ~·-·~ .. --""""""'===~()thor: ______._..;,_

TABLE OF CONTENTS


DRAFT FINAL FEASIBILITY STUDY, REVISION 3

NYANZA III - SUDBURY RIVER STUDY

MIDDLESEX COUNTY, MASSACHUSETTS

Remedial Action Objective Calculations

Area Illustrations and Volume Calculations

Costing Detail

Oversized Figures (Figures 1-2, 1-3, 1-4, and 1-5)

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REMEDIAL

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APPENDIX A

ACTION OBJECTIVE CALCULATIONS

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APPENDIX B

ILLUSTRATIONS AND VOLUME CALCULATIONS

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VOLUME SUMMARY ALTERNATIVE: EASTERN WETLANDS, ET AL - AMENDMENT II

NET VOLUMES (CUYD) CLEANUP EASTERN TROLLEY LOWER OUTFALL TOTAL VOLUME NET TOTAL

LEVEL WETLANDS BROOK RACEWAY CREEK VOLUME W/50% ADMIX WEIGHT (TNS) WATER (gal) 1 ppm 19450 635 34 87 20206 30309 40917 16323215 7 ppm 10615 450 34 87 11186 16779 22652 9036498 30 ppm 3033 450 34 87 3604 5406 7298 2911455

NYANZASITE

Sudbury River- 0 & M

Post Remedial Costs

SAMPLING

II I ~~~~ II BIOTA I SURFACE SED. LOCATION WATER EASTERN WETlANDS $3,200.00 5 5 5

& TROLLEY BROOK

OUTFALL CREEK & $2,133.33 2 2 2

LOWER RAC8NAY

REACH2 $1,066.67 3 3 3

RESERVOIR #2 $6,400.00 10 10 10

RESERVOIR #1 $6,400.00 10 10 10

REACH5 $3,200.00 5 5 5

SAXONVILLE IMP $6,400.00 10 10 10

OXBOW LAKE $3,200.00 5 5 5

HEARD POND $6,400.00 10 10 10

REACHES 7, 8, & 9 $12,800.00 20 20 20

TOT on 80 80'

I ANALYSIS II ANALYSIS

[;;Jc=J BIOTA SURFACE ANNUAL SED. COST WATER COST 42 $8,240.00 5 9 $10,980.00 9

16 $5,493.33 2 4 $7,320.00 4

26 $2,746.67 3 5 $3,660.00 5

84 $16,480.00 10 18 $21,960.00 18

84 $16,480.00 10 18 $21,960.00 18

42 $8,240.00 5 9 $10,980.00 9

84 $16,480.00 10 18 $21,960.00 18

42 $8,240.00 5 9 $10,980.00 9

84 $16,480.00 10 18 $21,960.00 18

168 $32,960.00 20 36 $43,920.00 36

672~ 80 144 $175,680.00 144

I REPORTING II SIGN/F~CE MNT.II PUBLIC AWRI ANNUAL MAN ANNUAL MAN-~ mMJAL c:J

COST HOURS COST HOURS COST COST

$2,250.00 30 $1,000.00 8 $3,000.00 $29,470.00

$1,500.00 10 $1,200.00 3 $3,000.00 $20,646.67

$750.00 20 $600.00 5 $3,000.00 $11,823.33

$4,500.00 60 $3,000.00 32 $3,000.00 $55,940.00

$450.00 60 $3,000.00 32 $3,000.00 $51,890.00

$2,250.00 30 $1,800.00 8 $3,000.00 $29,470.00

$4,500.00 60 $3,600.00 32 $3,000.00 $55,940.00

$2,250.00 30 $1,800.00 8 $3,000.00 $29,470.00

$4,500.00 60 $3,000.00 16 $3,000.00 $55,940.00

$9,000.00

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HAWIUITON NUS 155 aEVISED 0111

- ..- ( J ~ ---. .. lliiiiillr - •• OUTFALL CREEK, LOWER RACEWAY, SUDBURY RIVER - REACH 2

SUMMARY OF VOLUMES

RAO 1 ppm

I TOTAL II 17316011 1298811 519511 419672911 571411 771411 3871

RA07 ppm

I SECTION AREA (sqft) IN-PLACE VOLUME (cuyd) DREDGED VOLUME (cuyd) VOL of WATER TO BE TREATED (gal) VOL OF STABILIZED MAT. (cuyd) WEIGHT OF STABILIZED MAT. (ton) NUMBER OF TRAILERS Outfall Creek 58801Lower Raceway 2280 27467 ~~IISudbury River 75000 17~1

I TOTAL 8316011 632111 252911 204302811 278211 375511 1891

RAO 30 ppm

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IN-PLACE VOLUME

(cuyd)

DREDGED VOLUME

(cuvd)

VOL of WATER TO BE TREATED

(oal)

VOL OF WEIGHT OF STABILIZED MAT. STABILIZED MAT.

(cuvd) (ton) NUMBER OF

TRAILERS Outfall Creek 58801 702821 Lower Raceway 2280 27467 J!llSudbury River 6250 149450

I TOTAL 1441011 76511 30611 24719911 33711 45411 241

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APPENDIX C

COSTING DETAIL

I

I

I

I

I

I

I'

I

I

I

I

I

I

I· I I I I I I

I ITEM II ANNUAL

IICOST OF ITEM NOTES 1. Sampling $51,200.00 80 biota, 80 surface water,

80 sediment samples 672 manhours per year plus travel, living & sample shipping costs.

12. Analysis

II

$131,840.001 80 biota, 144 surface water samples, per sampling period. (Annually)

I(incl. blank & d~..plicate) TCL

13. Analysis

~ $175,680.00 144 sediment samples, per

sampling period. (Annually) I (incl. blank & d~licate) TCL

14. Reporting $31,950.00 480 manhours per report plus other direct costs.

16. Public Awareness $30,000.00 Ongoing public programs for years 1 through 30.

I TOTAL ANNUAL

COST $4201670.00 '

NYANZASITE

Sudbury River - Study Area

Annual 0 & M/Post Remedial Costs

Alternative 1

I .

.I

I·

II I I I I I

11

NYANZA SITE

Ashland, Massachusetts

Alternative 1

No Action with Monitoring only

(1-PW)

****PRESENT WORTH ANALYSIS****

COST/YEAR COST OCCURS ($000'S) COST COMPONENT I 0 II 1 II 2 II 3 II 4 II 5 II 6 II 7 II 8 II 9 II 10 I

1. CAPITAL COST $0 2. O&M COSTS $421 $421 $421 $421 $421 $421 $421 $421 $421 3. TOTAL ANNUAL COSTS $421 $421 $421 $421 $421 $421 $421 $421 $421

0.9524. ANNUAL DISCOUNT RATE=5% 1.000 0.907 0.864 0.823 0.784 0.645 0.614 0.585

PRESENT WORTH = $421 $401 $382 $364 $346 $330 $246$272 $258

O&M COSTS TOTAL ANNUAL COSTS ANNUAL DISCOUNT RATE=5%

PRESENT WORTH =

12

$421 $421 0.557

$234

13

$421 $421 0.53

$223

14

$421 $421 0.505

$213

15

$421 $421 0.481

$203

16

$421 $421 0.458

$193

17

$421 $421 0.436

$184

- $421 $421 $421 $421

0.746 0.711

$314 $299

18

$421 $421

0.416

$175

19

$421 $421 0.396

$167

$421 $421

0.677

$285

20

$421 $421 0.377

$159

21

$421 $421 0.359

$151

2322

$421 $421

$421$421 0.3260.342

$137$144


PRESENT WORTH

-------,-- ---·----(·--

24

$421

$421

0.31

$131

25

$421

$421

0.295

$124

26 I 27 II 28 II 29 I 30

$421 $421 $421 $421 0.281 0.268

$118 $113

$421 $421 0.255

$107

$421 $421 $421 $421 0.243 0.231

$102 $97

TOTAL PRESENT

WORTH lOOO's)

$6 893

---·,NYANZA ALTERNATIVE 2 No action with Institutional Controls Pg 1 of 2 IALT2COSn

... ,_ .. .._ .. _..... TOTAL

UNIT COST TOTAL COST DIRECT ITEM COMMENTS

SHE FENCING Chain Unk Fence 8'

UNIT f SUB D MAT D LABOR ll EQUIP I SUB I MAT ll LABOR n EQUIP I COSTOTY

$123,280.00 $0.00 $0.00 $0.00 $123,280.00

Access Gates

5360 $23.00LF $10,500.00 $0.00 $10,500.00

SiQns and Posts

7 $1,500.00 $0.00 $0.00EA

$36,750.00 $0.00 $38,750.001050 $35.00 $0.00 $0.00EA $0.00 -$0.00 $0.00 . $1 475.00

~Bl ru DTRE

I NYANZASITE

Sudbury River - Study Area IConstruction Year 0 &M/Post Remedial Costs IANNUAL

ITEM I COST OF ITEM ._ II NOTES II11. Sampling $51.200.00 I80 biota, 80 surface water, 80 sediment samples 672 manhours per year plus travet, livina & sample shippina costs. ~ .I

$131.840.00 I 80 biota, 144 surface water samples, per12. Analysis sampling period. {Annually) (incl. blank & duplicate) TCLII

$175.680.00 I 144 sediment samples, per I13. Analysis sampling period. {Annually) (incl. blank & duplicate) TCL I14. Reporting II $31 .950.00 I480 manhours per report plus other direct costs.

15. Public Awareness II

$30,000.00 IOngoang pUbliC programs for years 1 Ithrouah 30. TOTAL ANNUAL

I COST II $420.670.00 I

II

I I I I I I I 'I

'·.

·I·

I

I

http:420.670.00http:30,000.00http:175.680.00http:131.840.00http:51.200.00

I I NYANZASITE Sudbury River - Study Area

Annual 0 &M/Post Remedial Costs

I· I

ANNUAL ITEM I COST OF ITEM II NOTES I

1. Sampling 80 biota, 80 surface water, $51,200.00

I 80 sediment samples 672 manhours per year plus travel, living &sample shipping costs.

$131.840.00I80 biota, 144 surface water samples, per I 12. Analysis sampling period. (Annually)

I Oncl. blank & duplicate)TCL . ~ $175.680.00 I 144 sediment samples, per

I 13. Analysis

sampling period. (Annually)

(incl. blank & duplicate) TCL II 14. Reporting $31.950.00 I 480 rnanhours per report

I II 1 plus other direct costs. 5. Sign/Fence Maintenance 264 rnanhours per year plus materials, $29,100.00

I \

and ODC's. Post Remedial monitoring

will be performed annually for years 1

II through 30. 16. Public Awareness $30,000.00 IOngoing public programs for years 1 through 30.

I II

TOTAL ANNUAL

I COST II · $449.770.00 I

I I I I I I' .1

http:449.770.00http:30,000.00http:29,100.00http:31.950.00http:175.680.00http:131.840.00http:51,200.00

NYANZA SITE Ashland, Massachusetts Alternative 2 No Action with Institutional Controls/Monitoring (2-PW)


IcoST COMPONENT 1. CAPITAL COST 2. 0 & M COSTS 3. TOTAL ANNUAL COSTS 4. ANNUAL DISCOUNT RATE=5%

.I.I' 0 II $287 $421 $708 1.000

1 II

$450 $450 0.952

COST/YEAR COST OCCURS (~OOO'S} 2 II 3 II 4 II 5 II

$450 $450 $450 $450 $450 $450 $450 $450 0.907 0.864 0.823 0.784

6 II

$450 $450 0.746

7 II

$450 $450 0,711

8 II

$450 $450

0.677

9 II

$450 $450 0.645

10 II

$450 $450 0.614

I 11 I

$450 $450 0.585

PRESENT WORTH = $708 $428 $408 $389 $370 $353 $336 $320 $305 $290 $276 $263


PRESENT WORTH =

12 I 13 $450 $450 0.557

$251

$450 $450 0.53

$239

14 $450 $450 0.505

$227

15 $450 $450 0.481

$216

16 $450 $450 0.458

$206

17 $450 $450 0.436

$196

18 $450 $450 0.416

$187

19 $450 $450 0.396

$178

20 $450 $450

0.377

$170

21 $450 $450 0.359

$162

22 $450 $450 0.342

23 $450 $450 0.326

$154 $147

0 & M COSTS TOTAL ANNUAL COSTS ANNUAL DISCOUNT RATE=5%

24 $450 $450 0.31

25 I $450 $450 0.295

26 I $450 $450 0.281

27 $450 $450 0.268

28 I $450 $450 0.255

29 II $450 $450 0.243

I30 $450 $450 0.231

TOTAL PRESENT WORTH (OOO's)

PRESENT WORTH $140 $133 $126 $121 $115 $109 $104 $7 626

- ----· .. ---~-

-(- .... .. .. -;~ - ., (~-1)

I ITEM I IUNIT I UNIT COST TOTAL COST

QTY SUB MAT II LABOR II EQUIP II SUB II MAT II

- .. - -~~~~~~

LABOR II EQUIP II COST COMMENTS

~

NYANZA ALTEfiNATIVE 3A (1 ppm) Soil Treatment and Redepos~ion Pg 1 of2

MOBIUZATI IUZATION

i

Office Trailer Storage Trailer Construction Survey Portable Com. Equipment Equipment Mobilization/Demob. ~e Utiliities Secur~ Decon Trailer

DECON FACIUllES & SERVICES

19 MO $1,000.00 $19,000.00 $0.00 19 MO $500.00 $9,500.00 $0.00 19 LS $15,000.00 $285,000.00 $0.00 20 ET $1,500.00 $30,000.00 $0.00

1 LS $40,000.00 $40,000.00 $0.00 19 MO $4,000.00 $76,000.00 $0.00 19 MO $10,000.00 $190,000.00 $0.00 19 MO $1,500.00 $28,500.00 $0.00

$0.00 $0.00 $19,000.00 $0.00 $0.00 $9,500.00 $0.00 $0.00 $285,000.00 $0.00 $0.00 $30,000.00 $0.00 $0.00 $40,000.00 $0.00 $0.00 $76,000.00 $0.00 $0.00 $190,000.00 $0.00 $0.00 $28,500.00

Laundry Services 56 WK $250.00 $14,000.00 $0.00 $0.00 $0.00 $14,000.00 I Truck Decon Pad I

Concrete Pad 8" 40 y $70.00 $125.00 $5.00 $0.00 $2,800.00 $5,000.00 $200.00 $8,000.00 I Gravel Base 6" 30 CY $7.50 $3.33 $8.00 $0.00. $225.00 $99.90 $240.00 $564.90 Curb 120 LF $3.07 $1.99 $0.05 $0.00 $368.40 $238.80 $6.00 $613.20 Collection Sump 1 EA $1,450.00 $500.00 $220.00 $0.00 $1,450.00 $500.00 $220.00 $2,170.00 Splash Guard 800 SF $1.25 $1.00 $0.00 $1,000.00 $800.00 $0.00 $1,800.00

Decontamination Services 14 MO $1,200.00 $16,000.00 $0.00 $0.00 $0.00 $16,800.00 DeconWater 63000 !GAL $0.20 $12,600.00 $0.00 $0.00 $0.00 $12,600.00 j Personnel Decon Pad I

Concrete Pad - 4" 2 y $70.00 $125.00 $5.00 $0.00 $140.00 $250.00 $10.00 $400.00 ! Gravel Base 4" 2 y $7.50 $3.33 $8.00 $0.00 $15.00 $6.66 $16.00 $37.66 Curb 40 LF $3.07 $1.99 $0.05 $0.00 $122.80 $79.60 $2.00 $204.40

Clean Water Storage Tank 1EA $1,500.00 $200.00 $0.00 $1,500.00 $200.00 $0.00 $1,700.00 1 Spent Water Storage Tank 1EA $5,000.00 $400.00 $0.00 $5,000.00 $400.00 $0.00 $5,400.00 I

SITE PREP Surface Prep

Access Road 7'' 250 ~y $10.00 $5.00 $5.00 $0.00 $2,500.00 $1,250.00 $1,250.00 $5,000.00 Support Zone 7'' 800 ICY $10.00 $5.00 $5.00 $0.00 $8,000.00 $4,000.00 $4,000.00 $16,000.00 Maint. Material 250 CY $10.00 $5.00 $5.00 $0.00 $2,500.00 $1,250.00 $1,250.00 $5,000.00 •

ProdroUing 1500 y $0.09 $0.11 $0.00 $0.00 $135.00 $165.00 $300.00 Clear&Grub 3~C $865.00 $850.00 $0.00 $0.00 $2,595.00 $2,550.00 $5,145.00

EROSION & SEDIMENT. CONTROL I Silt Fence I 1500 LF $2.42 $0.18 $0.001 $3,6:Jl.OO $270.00 $0.00 $3,900.001 ' Excavate Collection Channel I 750 LF $1.25 $1.36 $0.001 $0.00 $937.50 $1,020.001 $1,957.501

Erosion Control 750 LF $1.00 $0.25 I $0.001 $750.00 $187.50 $0.001 $937.501J l SEDIMENT DREDGING & TREATMENT

Silt Baffles Temporary Stream DiversiOns Excavate Stream Sediments Haul Excavated Sediments/Water Dred_ge Wetlands Sediments Dewater Sediments (total)

Eg_ualization/ Surge Basin Supply Pumps

Soil Washing Backfil Treated Sediment Backfil Wetlands Mix Revegetation Off ~e Disposal of Surplus Treated Sed.

WATER TREATMENT Treat Sed Supernatant Water

1550 LF $10.00 $5.00 $3.00 $0.00 $15,500.00 1 LS $25,000.00 $25,000.00 $0.00

756 r:v $3.00 $2.86 $0.00 $0.00 1900 CY $2.25 $7.76 $0.00 $0.00

19450 y $38.88 $756,216.00 $0.00 20206 CY $16.66 $336,631.96 $0.00

1EA $50,000.00 $7,500.00 $2,500.00 $0.00 $50,000.00 4EA $2,000.00 $400.00 $0.00 $8,000.00

20206 y $200.00 $4,041,200.00 $0.00 16406 CY $0.84 $2.67 $0.00 $0.00 3800 y $5.50 $0.84 $2.67 $0.00 $20,900.00

210 MSF $24.60 $8.40 $6.68 $0.00 $5,166.00 3800 y $100.00 $0.10 $0.38 $380,000.00 $0.00

$7,750.00 $4,650.00 $27,900.00 $0.00 $0.00 $25,000.00

$2,268.00 $2,162.16 $4,4:Jl.16 $4,275.00 $14,744.00 $19,019.00 I

$0.00 $0.00 $756,216.00 I $0.00 $0.00 $336,631.96

$7,500.00 $2,500.00 $60,000.00 $1,600.00 $0.00 $9,600.00

$0.00 $0.00 $4,041,200.00 $13,781.04 $43,804.02 $57,585.06

$3,192.00 $10,146.00 $34,238.00 $1,764.00 $1,4~.80 $8,332.80

$380.00 $1,444.00 $381,824.00

I 163232151GAL $0.201 I I $3,264,643.011 $0.00 $0.00 $0.001 $3,264,643.011 Treat Decon Water 630001GAL $0.201 $12,600.001 $0.00 $0.00 $0.001 $12,600.001I I I I

BACKFILL & GRADING Backfil of SWportAreas 2300 CY $4.00 $2.70 $7.43 $0.00 $9,200.00 $6,210.00 $17,069.00 $32,499.00

Place, Spread, and Compact 2300 CY $0.84 $2.67 $0.00 $0.00 $1,932.00 $6,141.00 $8,073.00 I Inspection & Testing 1 LS $1,200.00 $1,200.00 $0.00 $0.00 $0.00 $1,200.00 I

Regrading of SupportAreas 12500 F $0.09 $0.14 $0.00 $0.00 $1,125.00 $1,750.00 $2,875.00 Topsoil Support Areas 600 y $6.00 $2.70 $7.43 $0.00 $3,600.00 $1,620.00 $4,458.00 $9,678.00

Place & Spread 600 y $0.63 $0.57 $0.00 $0.00 $378.00 $342.00 $720.00

http:3,6:Jl.OO

ij . NYANZA ALTERNATIVE 3A(1 ppm) Soil Treatment and Redeposition Pg2of2 3t\-1)

TOTAL COST

ITEM

UNIT COST ENTS

Revegetation QlY UNIT SUB II MAT II LABOR II EQUIP SUB MAT II

:ji24.~j :W.4UI :li6.6~ W.UUI :ji3Ui.:!ll :li1U:!.UU :wa.:JUI ~ PERSONNELAIR SAMPUNG &ANALYSIS

Air Sample Analyses I 150 EA I $30.00 I $4,500.001 $0.001 $0.001 $0.00 $4,500.001 Air Sample Shipping I 150 EA I $40.00 I $6,000.001 $0.00 $0.001 $0.001 $6,000.001 DISPOSAL OF GENERATED SOUD WASTE Aggregate (Non-haz)

Hauil"l!l (76 Tr@ 50 mi.)

1 MSI

$0.00$19,000.00 $0.00 $0.00 $19,000.00

Disposal

$5.003800MI $0.00 $0.00$73,500.00 $0.00 $73,500.00

Disposable Equipment

Hauing (6 Tr@ 500 mi.)

2100 [TN $35.00

$0.00 $0.00$5.00 $15,000.00 $0.00 $15,000.00

Disposal

3000~1 $0.00$5,250.00 $0.00 $0.00 $5,250.00

Decontamination Pads .

Hauing (3 Tr@ 500 mi.)

150 [TN $35.00

$0.00$5.00 $7,500.00 $0.00 $0.00 $7,500.00

Disposal

1500r.'ll $0.00 $0.00 $0.00 $2,100.00

ANALYSES

Cleanup Verification of Silts I 50EA I $400.001 I $20,000.00 $0.00 $0.00 $0.00

60 [TN $35.00 $2,100.00

$20,000.00

CONSTRUCTION CONTROLS I I

SiQns & Fencin!l 1EA I $286.798.00 $286 798.001 $0.00 $0.00 $0.00 $286798.00

SU!jll IAI UIHt:l vOSIS $142.674. '15

:li14,416.00 :ji14,416.UU ~LaborCost Burden @20'A> o Labor Cost

$10,812.00 $10,812.00 of Material Costs $7,133.74 $7,133.74

Stbcontract@ 10% of Sib costs $969174.10 >TAL UIHt:l l;li:SI 10 660 915.06

$969174.10 $149808.44 $97 3)8.00 $121 645.48 $11 316 474.98

'lnd1rects (!!} 75% o ota 1rect Labor (;()sl $72,981.00 $72,981.00

Profit@ 10'A> of Total Direct Cost $1 131 647.50

$1 327 236.971 $17 254 080.59

~ ~

( .. - .... - .. - - .. - - ~.

http:72,981.00http:72,981.00http:149808.44http:969174.10http:969174.10http:7,133.74http:7,133.74http:10,812.00http:10,812.00http:ji14,416.UUhttp:li14,416.00http:286798.00http:286.798.00http:20,000.00http:2,100.00http:20,000.00http:2,100.00http:7,500.00http:7,500.00http:5,250.00http:5,250.00http:15,000.00http:15,000.00http:73,500.00http:73,500.00http:19,000.00http:19,000.00http:li1U:!.UU


Construction Year 0 & M/Post Remedial Costs

I I

I

I

I I I I I

ITEM I ANNUAL

IICOST OF ITEM - NOTES 11. Sampling

I

$51.200.00 I80 biota, 80 surface water, 80 sediment samples 672 manhours per year plus travet, living &sample shippina costs.

12. Analysis $131.840.00 I80 biota, 144 surface water samples, per sampling period. (Annually} Oncl. blank & duplicate) TCL

13. Analysis $175.680.00 I144 sediment samples, per sampling period. (Annually}

i (incl. blank & duplicate) TCL,4. Reporting

I $31 ,950.00 11480 manhOurs per report

Qlus other direct costs. ,5. Public Awareness $30,000.00 II Ongo~ng public programs tor years 1

throu h 30.

I TOTAL ANNUAL COST $420.670.00 II I I I I I I I I I I

http:420.670.00

I I

NYANZASITE


Annual 0 &M/Post Remedial Costs

ITEM

1. Sampling I

ANNUAL -IICOST OF ITEM ~

$51,200.00

NOTES

80 bio1a, 80 surface water,

80 sediment samples

672 manhours per year plus travet,

living & sample shipping costs.

II

I I I I -I I

12. Analysis

II

$131.840.00 I80 bio1a, 144 surface water samples, per sampling period. (Annually}

i Onct. blank & duplicate) TCL 13. Analysis

II

$175.680.00 I144 sediment samples, per sampling period. (Annually}

(incl. blank & duplicate) TCL

14. Reporting II

$31.950.00 I 480 manhours per report

plus other direct costs.

5. Sign/Fence Maintenance $29,100.00 264 rnanhours per year plus materials,

and CDC's. Post Remedial monitoring


through 30.

16. Public Awareness II

$30.000.00 IOngoing public programs for years 1 through 30. I

I TOTAL ANNUAL

COST II $449,770.00 ll I I I I I I I I

- ---- ---- ------ - ---NYANZA SITE

Ashland, Massachusetts·

Alternative 3A (1 ppm)

(3A-PW)


COST COMPONENT 1. CAPITAL COST 2. 0& M COSTS 3. TOTAL ANNUAL COSTS 4. ANNUAL DISCOUNT RATE=5%

PRESENT WORTH =

O&MCOSTS TOTAL ANNUAL COSTS ANNUAL DISCOUNT RATE=5%

PRESENT WORTH =

12 $450 $450 0.557

$251

13 $450 $450 0.53

$239

14 $450 $450

0.505

$227

15 $450 $450

0.481

$216

16 $450 $450

0.458

$206

17 $450 $450 0.436

$196

18 $450 $450

0.416

$187

19 $450 $450

0.396

$178

20 $450 $450

0.377

$170

21 $450 $450

0.359

$162

22 $450 $450 0.342

23 $450 $450 0.326

$154 $147


PRESENT WORTH

COST/YEAR COST OCCURS ISOOO'Sl 0 I 1 II 2 II 3 II 4 II 5 II 6 II 7 II 8 II 9 II 10 II 11 I $17,254

$421 $450 $450 $17,675 $450$450

1.000 0.952 0.907

$408$17 675 $428

I 25 II 26 I 2724 $450 $450 $450$450

$450 $450 $450 $450 0.2680.31 0.295 0.281

$126 $121$140 $133

$450 $450$450 $450 $450 $450

0.823 0.7840.864

$389 $370 $353

28 $450 $450

0.255

$115

29 $450 $450

0.243

$109

$450 $450 0.746

$336

30 $450 $450

0.231

$104

$450 $450

0.711

$320

$450 $450

0.677

$305

TOTAL PRESENT

WORTH (OOO's)

$24 593

$450 $450

0.645

$290

$450$450 $450 $450

0.614 0.585

$263$276

- - - - - - - - - - - - - -

NYANZA ALTERNATIVE 38 [1 ppm) Soil Treatment and Redeposition Pg 1 of2 3B-n

UNIT COST TOTAL COST ~~~~~~ QlYITEM UNIT II II MAT LABOR II EQUIP II COST COMMENTS

MUtiiUZAl rATION .

Office Trailer 14 MO $1,000.00 $14,000.00 $0.00 $0.00 $14,000.00

Storage Trailer

$0.00 $500.0014 MO $7,000.00 $0.00 $0.00 $0.00 $7,000.00

Construction Survey $15,000.00 $210,000.0014 LS $0.00 $0.00 $210,000.00

Portable Com. Equipment

$0.00 $1,500.0020 SET $30,000.00 $0.00 $0.00 $0.00 $30,000.00

IEquipment Mobilization/Demob. 1 LS $40,000.00 $40,000.00 $0.00 $0.00 $0.00 $40,000.00

Site Utiliities $4,000.00 $56,000.00 $0.0014 MO $0.00 $0.00 $56,000.00

Security $10,000.00 $140,000.00 $0.00 $0.0014 MO $0.00 $140,000.00

Decon Trailer $1,500.00 $21,000.00 $0.00 $0.0014 MO $0.00 $21,000.00

DECON FACIUTlES & SERVICES

Laundry Services $250.00 $9,000.00 $0.00 $0.00 $0.00 $9,000.00

Truck Decon Pad

Concrete Pad - 8"

36 t/YK

y $70.00 $125.00 $5.0040 $0.00 $2,800.00 $5,000.00 $200.00 $8,000.00

Gravel Base 6" y $7.50 $3.3330 $8.00 $0.00 $225.00 $99.90 $240.00 $564.90

Curb 120 LF $3.07 $1.99 $0.05 $0.00 $368.40 $238.80 $6.00 $613.20

Collection Sump 1 EA $1,450.00 $500.00 $220.00 $0.00 $1,450.00 $500.00 $220.00 $2,170.00

Splash Guard $1.25 $1.00 $0.00 $1,000.00 $800.00800 !SF $0.00 $1,800.00

Decontamination Services $1,200.00 $10,000.00 $0.00 $0.009MO $0.00 $10,000.00

DeconWater 40500 PAL $0.20 $8,100.00 $0.00 $0.00 $0.00 $8,100.00

Personnel Decon Pad

Concrete Pad 4" 2 CY $70.00 $125.00 $5.00 $0.00 $250.00$140.00 $10.00 $400.00

Gravel Base 4" $7.50 $3.33 $8.00 $0.00 $15.00 $6.66 $16.00 $37.66

Curb

2~Y $3.07 $1.9940 LF $0.05 $0.00 $122.80 $79.60 $2.00 $204.40

Clean Water Storage Tank $1,500.00 $200.00 $1,500.00 $200.001EA $0.00 $0.00 $1,700.00

Spent Water Storage Tank $5,000.00 $400.001 EA $0.00 $5,000.00 $400.00 $0.00 $5,400.00

SITE PREP

Surface Prep

Access Road - 7'' $10.00 $5.00250 ~y $5.00 $0.00 $2,500.00 $1,250.00 $1,250.00 $5,000.00

~portZone 7'' yBOO $10.00 $5.00 $5.00 $0.00 $8,000.00 $4,000.00 $4,000.00 $16,000.00

Maint. Material 250 ~y $10.00 $5.00 $5.00 $0.00 $2,500.00 $1,250.00 $1,250.00 $5,000.00

Proofroling 1500 ~y $0.09 $0.11 $0.00 $0.00 $135.00 $165.00 $300.00

Clear& Grub $865.00 $850.00 $0.00 $0.00 $2,595.00 $2,550.00 $5,145.00

EROSION & SEDIMENT. CONTROL

Silt Fence I. 1500 LF I $2.42 $0.18 $0.00 $3,6:Jl.OO I $270.00 $0.00 $3,900.00

Excavate Collection Channel 7501LF I $1.25L $1.36 $0.00 $0.001 $937.50 $1,020.00 $1,957.501

Erosion Control 7501LF I $1.001 $0.251 I $0.00 $750.001 $187.50 $0.00 $937.50_1_

SEDIMENT DREDGING &TREATMENT

Silt Baffles

31f\C

1550 $10.00 $5.00 $3.00 $0.00 $15,500.00 $7,750.00.F $4,650.00 $27,900.00

Temporary Stream Diversions $25,000.00s $25,000.00 $0.001 $0.00 $0.00 $25,000.00

Excavate Stream Sediments y571 $3.00 $2.86 $0.00 $1,713.00$0.00 $1,633.06 $3,346.06

Haul Excavated Sediments/Water y1428 $2.25 $7.76 $0.00 $0.00 $3,211.88 $11,077.40 $14,289.28

Dredge Wetlands Sediments $38.8810615 CY $412,711.20 $0.00 $0.00 $0.00 $412,711.20

Dewater Sediments (total) 11186 CY $16.66 $186,358.76 $0.00 $0.00 $0.00 $186,358.76

Equalization/ Surge Basin $50,000.00 $7,500.00 $2,500.001 EA $0.00 $50,000.00 $7,500.00 $2,500.00 $60,000.00

~ply Pumps $2,000.004EA $400.00 $0.00 $8,000.00 $1,600.00 $0.00 $9,600.00

Soil Washing y11186 $200.00 $2,237,200.00 $0.00 $0.00 $0.00 $2,237,200.00

Backfil Treated Sediment 7386 CY $0.84 $2.67 $0.00 $0.00 $6,204.24 $19,720.62 $25,924.86

Backfil Wetlands Mix 3800 CY $5.50 $0.84 $2.67 $0.00 $20,900.00 $3,192.00 $10,146.00 $34,238.00

Revegetation 210 MSF $24.60 $8.40 $6.68 $0.00 $5,166.00 $1,764.00 $1,402.80 $8,332.80

Off Site Disposal of Surplus Treated Sed. 3800 y $100.00 $0.10 $0.38 $380,000.00 $0.00 $1,444.00 $381,824.00

WATER TREATMENT

Treat Sed Supernatant Water 9036498 !GAL I $0.20 I I I $1,807,299.651 $0.00 $0.001 $0.001 $1,807,299.651

Treat Decon Water I 405001GAL I $0.20 I j_ I $8,100.001 $0.00 $0.001 $0.00/ $8,100.001

BACKFILL &GRADING

Backfil of ~portAreas

$380.00

. $32,499.00

Place, Spread, and Compact

2300 cv $4.00 $2.70 $7.43 $9,200.00 $6,210.00 $17,089.00$0.00 2300 cv $0.84 $2.67 $0.00 $0.00 $1,932.00 $6,141.00 $8,073.00

Inspection & Testing $1,200.001 LS $1,200.00 $0.00 $0.00 $0.00 $1,200.00

Regrading of ~portAreas 12500 SF $0.09 $0.14 $1,750.00$0.00 $0.00 $1,125.00 $2,875.00

TOPsoil ~portAreas y600 $6.00 $2.70 $7.43 $4,458.00$0.00 $3,600.00 $1,620.00 $9,678.00- Place & Spread y $0.63600 $0.57 $0.00 $0.00 $378.00 $342.00 $720.00-== -- iiiii -

http:9,678.00http:1,620.00http:3,600.00http:4,458.00http:2,875.00http:1,125.00http:1,750.00http:1,200.00http:1,200.00http:1,200.00http:8,073.00http:6,141.00http:1,932.00http:17,089.00http:6,210.00http:9,200.00http:32,499.00http:381,824.00http:1,444.00http:380,000.00http:8,332.80http:1,402.80http:1,764.00http:5,166.00http:34,238.00http:10,146.00http:3,192.00http:20,900.00http:25,924.86http:19,720.62http:6,204.24http:2,237,200.00http:2,237,200.00http:9,600.00http:1,600.00http:8,000.00http:2,000.00http:60,000.00http:2,500.00http:7,500.00http:50,000.00http:2,500.00http:7,500.00http:50,000.00http:186,358.76http:186,358.76http:412,711.20http:412,711.20http:14,289.28http:11,077.40http:3,211.88http:3,346.06http:1,633.06http:1,713.00http:25,000.00http:25,000.00http:25,000.00http:27,900.00http:4,650.00http:7,750.00http:15,500.00http:1,020.00http:3,900.00http:3,6:Jl.OOhttp:5,145.00http:2,550.00http:2,595.00http:5,000.00http:1,250.00http:1,250.00http:2,500.00http:16,000.00http:4,000.00http:4,000.00http:8,000.00http:5,000.00http:1,250.00http:1,250.00http:2,500.00http:5,400.00http:5,000.00http:5,000.00http:1,700.00http:1,500.00http:1,500.00http:8,100.00http:8,100.00http:10,000.00http:10,000.00http:1,200.00http:1,800.00http:1,000.00http:2,170.00http:1,450.00http:1,450.00http:8,000.00http:5,000.00http:2,800.00http:9,000.00http:9,000.00http:21,000.00http:21,000.00http:1,500.00http:140,000.00http:140,000.00http:10,000.00http:56,000.00http:56,000.00http:4,000.00http:40,000.00http:40,000.00http:40,000.00http:30,000.00http:30,000.00http:1,500.00http:210,000.00http:210,000.00http:15,000.00http:7,000.00http:7,000.00http:14,000.00http:14,000.00http:1,000.00

- - - - - - - - -II NYANZA ALTERNATIVE 38 [l ppm) Soil Treatment and Redepos~ion Pg 2of2 (38-71

UNIT COST I ITEM lc:Jc:JI SUB II MAT II LABOR II EQUIP I [ Hevegetat10n I 12.5fw'ISF I $24.WI $8.401 $6.68[

PERSONNELAIR SAMPUNG &ANALYSIS Air Sample Analyses I 1501EA $30.001 I I Air Sample Shipping I 1501EA $40.001 I I DISPOSAL OF GENERATED SOUD WASTE Aggregate (Non -haz)

Hauling [16 Tr@ 50 mi.) 3800MI $5.00 D_i!;ppsal 2100 [TN $35.00

Disposable Equipment Hauling_ (6 Tr@ 500 mi.) 3000 Ml $5.00 Disposal 150 rN $35.00

Decontamination Pads Hauling (3 Tr@ 500 mi.) 1500 Ml $5.00 Disposal 60 rN $35.00

ANALYSES Clean~ Verification of Silts 50EA I $400.00 I I I

CONSTRUCTION CONTROLS I Sions & Fencina 1 EA I $286,798.00

SUB OTAL UIHt:C COSTS • Burden (!!12

I NYANZASITE


Construction Year 0 & M/Post Remedial Costs I

ANNUAL I I COST OF ITEM.- I NOTES

$51.200.00I80 biota, 80 surface water, ITEM

11. Sampling 80 sediment samples I 672 manhours per year plus travel,

II living.& samole shiPPino costs. $131.840.00 I 80 biota, 144 surface water samples, per I12. Analysis

sampling period. (Annually) II I (incl. blank & duplicate) TCL

13. Analysis $175.680.00I144 sediment samples, per I sampling period. (Annually)

II I (incl. blank & duplicate) TCL ,4. Reporting $31 .sso.oo I480 manhours per report I II Iplus other direct costs. ,5. Public Awareness $30,000.00 II Ongo~ng public programs for years 1 II throu h 30. I

TOTAL ANNUAL I COST II $4201670.00 I I

I I I I I I I I I I

http:4201670.00http:30,000.00http:175.680.00http:131.840.00http:51.200.00


Annual 0 & M/Post Remedial Costs

I I

ANNUAL ITEM I COST OF ITEM - II NOTES I

1. Sampling 80 biota, 80 surface water,

80 sediment samples

$51,200.00

I 672 manhours per year plus travel, · living & sample shipping costs.

$131.840.00 I80 biota, 144 surface water samples, per

I I I2. Analysis


(incl. blank & duplicate) TCL II $175.680.00 I 144 sediment samples, per 13. Analysis


I (incl. blank & duplicate) TCL II 14. Reporting $31.950.00 I 480 manhours per report

I plus other direct costs. II 5. Sign/Fence Maintenance

I I Public Awareness 16.

II

I TOTAL ANNUAL COSTI II I I I I I I

264 manhours per year plus materials,

· and CDC's. Post Remedial monitoring


through 30.

$30,000.00 IOngoing public programs for years 1 through 30.

$29,100.00

$4491no.oo I

I

http:4491no.oohttp:29,100.00http:30,000.00http:31.950.00http:175.680.00http:131.840.00http:51,200.00

NYANZA SITE


Alternative 38 (7 ppm)

(38-PW)


COST COMPONENT 1. CAPITAL COST 2. O&M COSTS 3. TOTAL ANNUAL COSTS 4. ANNUAL DISCOUNT RATE=5%

~1 $421 $450

$11,039 $450 1.000 0.952

COST/YEAR COST OCCURS ($000'SI 2 I 3 II 4 II 5 II

$450 $450 $450 $450 $450 $450 $450 $450 0.907 0.864 0.823 0.784

6 II

$450 $450 0.746

7 II

$450 $450 0.711

8 II

$450 $450 0.677

9 II

$450 $450 0.645

10

$450 $450 0.614

II 11 I

$450 $450 0.585

PRESENT WORTH = $11 039 $428 $408 $389 $370 $353 $336 $320 $305 $290 $276 $263


12 $450 $450 0.557

13 $450 $450 0.53

14 $450 $450 0.505

15 $450 $450 0.481

16 $450 $450 0.458

17 $450 $450 0.436

18 $450 $450 0.416

19 $450 $450 0.396

20 $450 $450 0.377

21 $450 $450 0.359

22 $450 $450 0.342

23 $450 $450 0.326

PRESENT WORTH - $251 $239 $227 $216 $206 $196 $187 $178 $170 $162 $154 $147


I 24 II $450 $450 0.31

25 I $450 $450 0.295

26 $450 $450 0.281

27 $450 $450 0.268

28 $450 $450 0.255

29 I $450 $450 0.243

I TOTAL PRESENT

30 WORTH lOOO's) $450 $450 0.231

PRESENT WORTH $140 $133 $126 $121 $115 $109 $104 $17 957

----- --- --- ·------ -

NYANZA ALTERNATIVE 3C (30 ppm) Soil Treatment and Redeposition Pg 1 of 2

- - - - - - - - - - - (3C-30)

I I UNIT COST TOTAL COST

ITEM QTY UNIT II SUB II MAT II LABOR II EQUIP II SUB II MAT MOHIULAIION/1 liON

Office Trailer 6MO $1,000.00 $6,000.00 $0.00 Storage Trailer 6MO $500.00 $3,000.00 $0.00 Construction Survey_ 6 LS $15,000.00 $90,000.00 $0.00 Portable Com. Equpment 20 ~ET $1,500.00 $30,000.00 $0.00 Equpment Mobilizalion/Demob. 1 LS $40,000.00 $40,000.00 $0.00 Site Utiliities 6MO $4,000.00 $24,000.00 $0.00 Security 6M0 $10,000.00 $60,000.00 $0.00 Decon Trailer 6M0 $1,500.00 $9,000.00 $0.00

DECON FACIUTlES & SERVICES Laundry Services 12 WK $250.00 $3,000.00 $0.00 Truck Decon Pad

Concrete Pad 8" 40 ~y $70.00 $125.00 $5.00 $0.00 $2,800.00 Gravel Base - 6" 30 r:;Y $7.50 $3.33 $8.00 $0.00 $225.00 Curb 120 LF $3.07 $1.99 $0.05 $0.00 $368.40 Collection Sump 1 EA $1,450.00 $500.00 $220.00 $0.00 $1,450.00 Splash Guard 800 SF $1.25 $1.00 $0.00 $1,000.00

Decontamination Services 14 MO $1,200.00 $16,8)().00 $0.00 DeconWater 63000 GAL $0.20 $12,600.00 $0.00 Personnel Decon Pad

Concrete Pad 4" 2 y $70.00 $125.00 $5.00 $0.00 $140.00 Gravel Base 4" 2 y $7.50 $3.33 $8.00 $0.00 $15.00 Curb 40 LF $3.07 $1.99 $0.05 $0.00 $122.80

Clean Water Storage Tank 1 EA $1,500.00 $200.00 $0.00 $1,500.00 • Spent Water Storage Tank 1EA $5,000.00 $400.00 $0.00 $5,000.00


Access Road 7" 250 l;y $10.00 $5.00 $5.00 $0.00 $2,500.00 Support Zone - 7'' 800 r:;Y $10.00 $5.00 $5.00 $0.00 $8,000.00 Maint. Material 250 y $10.00 $5.00 $5.00 $0.00 $2,500.00

ProdroDing 1500 ~y $0.09 $0.11 $0.00 $0.00 Clear&Gn.b 3~C $865.00 $850.00 $0.00 $0.00

EROSION & SEDIMENT. CONTROL Silt Fence I 1500ILF I $2.421 $0.18 I $0.00 $3,630.00 Excavate Collection Channel I 750ILF I I I $1.25 $1.361 $0.00 $0.001

Erosion Control I 7501LF I I $1.001 $0.25 I $0.00 $750.001 SEDIMENT DREDGING &TREATMENT

Silt Baffles 1550 LF $10.00 $5.00 $3.00 $0.00 $15,500.00 Temporary Stream Diversions 1 LS $25,000.00 $25,000.00 $0.00 Excavate Stream Sediments 571 y $3.00 $2.86 $0.00 $0.00 Haul Excavated Sediments/Water 1428 l;y $2.25 $7.76 $0.00 $0.00 Dredge We!Bnds Sediments 3033 l;y $38.88 $117,923.04 $0.00 Dewater Sediments (total) 3604 CY $16.66 $60,042.64 $0.00

Equalization/ Surge Basin 1EA $50,000.00 $7,500.00 $2,500.00 $0.00 $50,000.00 Supply Pumps 4EA $2,000.00 $400.00 $0.00 $8,000.00

Soil Washing 3604 ~y $200.00 $720,800.00 $0.00 Backfil Treated Sediment 571 r:;Y $0.84 $2.67 $0.00 $0.00 Backfil Wetlands Mix 3033 y $5.50 $0.84 $2.67 $0.00 $16,681.50 Revegetation 210 MSF $24.60 $8.40 $6.68 $0.00 $5,166.00 Off Site Disposal of Surplus Treated Sed. 3033 y $100.00 $0.10 $0.38 $303.300.00 $0.00

WATER TREATMENT Treat Sed Supernatant Water I 29114551GAL I $0.201 I I $582,291.07 $0.001 Treat Decon Water 630001GAL I $0.201 I I $12,600.00 $0.001

BACKFILL & GRADING Backfil of Support Areas 2300 r:;v $4.00 $2.70 $7.43 $0.00 $9,200.00

Place, Spread, and Compact 2300 y $0.84 $2.67 $0.00 $0.00 Inspection &Testing 1 LS $1,200.00 $1,200.00 $0.00

I Regrading of ~portAreas 12500 ~F $0.09 $0.14 $0.00 $0.00 TOPsoil Support Areas 600 r:;v $6.00 $2.70 $7.43 $0.00 $3,600.00

Place&. Spread 600 r:;v $0.63 $0.57 $0.00 $0.00

- - - - - - LABOR II EQUIP~ COMMENTS

$0.00 $0.00 $6,000.00 $0.00 $0.00 $3,000.00 $0.00 $0.00 $90,000.00 $0.00 $0.00 $30,000.00 $0.00 $0.00 $40,000.00 $0.00 $0.00 $24,000.00 $0.00 $0.00 $60,000.00 $0.00 $0.00 $9,000.00

$0.00 $0.00 $3,000.00

$5,000.00 $200.00 $8,000.00 $99.00 $240.00 $564.90

$238.80 $6.00 $613.20 $500.00 $220.00 $2,170.00 $800.00 $0.00 $1,800.00

$0.00 $0.00 $16,8)().00 $0.00 $0.00 $12,600.00

$250.00 $10.00 $400.00 $6.66 $16.00 $37.66

$79.60 $2.00 $204.40 $200.00 $0.00 $1,700.00 $400.00 $0.00 $5,400.00

$1,250.00 $1,250.00 $5,000.00 $4,000.00 $4,000.00 $16,000.00 $1,250.00 $1,250.00 $5,000.00

$135.00 $165.00 $300.00 $2,595.00 $2,550.00 $5,145.00

$270.00 $0.00 $3,900.001 $937.50 $1,020.001 $1,957.501 $187.50 $0.001 $937.501

$7,750.00 $4,650.00 $27,000.00 $0.00 $0.00 $25,000.00

$1,713.00 $1,633.06 $3,346.06 $3,211.88 $11,077.40 $14,289.28

$0:00 $0.00 $117,923.04 $0.00 $0.00 $60,042.64

$7,500.00 $2,500.00 $60,000.00 $1,600.00 $0.00 $9,600.00

$0.00 $0.00 $720,800.00 $479.64 $1,524.57 $2,004.21

$2,547.72 $8,098.11 $27,327.33 $1,764.00 $1,4~.80 $8,332.80

$303.30 $1,152.54 $304,755.84

$0.00 $0.00 $582,291.071 $0.00 $0.00 $12,600.001

$6,210.00 $17,089.00 $32,499.00 $1,932.00 $6,141.00 $8,073.00

$0.00 $0.00 $1,200.00 $1,125.00 $1 750.00 $2,875.00 $1,620.00 $4,458.00 $9,678.00

$378.00 $342.00 $720.00

- - - - - - - - - - - - - - - - - - -

II NYANZA ALTERNATIVE 3C (30 ppm) Soil Treatment and Redepos~ion Pg 2of2 3C-30)

ITEM I Revegetaoon PERSONNELAIR SAMPUNG &ANALYSIS

Air Sample Analyses Air Sample Sllipping

~ IINIT UNi:l'l"TV l:.!.:>,..:::il"

1501EA $30.001 150IEA $40.001

DISPOSAL OF GENERATED SOUD WASTE Aggregate (Non-haz)

Hauing (76 Tr@ 50 mi.) 3800,.,1 $5.00 Disposal 2100 ITN $35.00

D~osable Equipment Hauing (6 Tr@ 500 mi.) 3000MI $5.00 ~osal 150 ITN $35.00

Decontamination Pads Hau6ng (3 Tr@ 500 mi. 1500MI $5.00 Disposal 60 ITN $35.00

ANALYSES Clea11'"" Verification of Silts 50 lEA I $400.00 I

CONSTRUCTION CONTROLS I Signs & Fencing 11E:A I $286.798.00

:SUI:II~

tluraen @120lb o Labor (;Qst labor@ 15lb of labor Cost Materials @ 5% of Material Costs Stbcontract@ 10% of Stb costs

TC fAL DIRE:C ~ST llnclirects @ 75% ofTotal Direct labm Cost Prom_@ HJ'A. of Total Direct Cost

SUBl fAL FIE:L I COSl

ii!iili~ tal Fiel(j c;ost I Field Cost

~.41J/

I

IUIAL

I I~ TOTAL COST

~ DIRECT

MAT II EQUIP COST COMMENTS ~.W/ ~I.:>IJI $83.50 $496.00

$4,500.001 $0.00 $0.00 $0.00 $4,500.001 $6,000.001 $0.00 $0.00 $0.00 $6,000.001

$19,000.00 $0.00 $0.00 $0.00 $19,000.00 $73,500.00 $0.00 $0.00 $0.00 $73,500.00

$15,000.00 $0.00 $0.00 $0.00 $15,000.00 $5,250.00 $0.00 $0.00 $0.00 $5,250.00

$7,500.00 $0.00 $0.00 $0.00 $7,500.00 $2,100.00 $0.00 $0.00 $0.00 $2,100.00

I $20,000.001 $0.001 $0.001 $0.00) $20,000.00 I I I I

$286,798.00 $0.00 $0.001 $0.001 $286,798.00

$" ,21!,_.90 $" ,21!7.9(] $8,465.92 $8,465.92

$6,922.81 $6,922.81 $227040.68 227040.68

$2 497 447.43 $145,379.01 $76193.32 $72 830.98 $3,078 648.74 $57,144.99 -~7,144.99

;307864.87 $.: 443 658.60 II

206.619.52 ~ 650 278.11

"30,055.62 ~5.027.81

~4.145 361.55

. .~

I NYANZASITEI Sudbury River - Study Area

Construction Year 0 &M/Post Remedial Costs

I ~~~~~=ITE==M========~~===C=O~=N=~=~~AL~ITE~M~-~-~~~ NOTESI 1. sampling $51.200.00 80 biota. 80 surface water. II

80 sediment samples

I 672 manhours per year plus travel, living &sample shippino costs. 1 1 2. Analysis I $131,840.00180 baota, 144 surface water samples, per

sampling period. (Annually) 1I ~~~r===========~~======~~~~~I0¥1~¥1.~b~la~~~&¥d~u~J~~Ii~~te~t}~T§CL========~3. Analysis. $175,680.001144 sediment samples, per

sampling period. (Annually) I ~~~==.=======i~====::::::::r.~~~ (i~l. blank & duplicate) TCL1 I

4. Reporting $31 ,950.00 11480 manhOurs per report j . .. plus other direct costs. .1,5. Public Awareness II $30,000.00 ~~~~~~9~~lie programs for years 1 I

TOTAL ANNUAL II II. COST .. $420,670.0QI I I I I I I I I I I

http:420,670.0Qhttp:30,000.00http:51.200.00

I NYANZASITE

Sudbury River - Study Area IAnnual 0 & M/Post Remedial Costs ANNUAL -

ITEM I COST OF ITEM - I 1. Sampling $51,200.00

672 manhours per year plus travel, living &sample shipping costs. I

..

$131 .840.00 I 80 biota, 144 surface water samples, per 12. Analysis sampling period. (Annually) I (inct. blank &duplicate) TCLII

$175.680.00 I 144 sediment samples, per 13. Analysis I.sampling period. (Annually) (incl. blank & duplicate) TCLII

14. Reporting $31 .950.00 I 480 manhours per report l plus other direct costs. II

5. Sign/Fence Maintenance 264 manhours per year plus materials, I_ and ODC's. Post Remedial monitoring


$29,100.00

I~through 30.

Public Awareness $30.000.00 I Ongoing public programs for years 1 16. llthrough 30.II TOTAL ANNUAL

I COST II $4491770.00 I I_

NOTES 80 biota, 80 surface. water,

80 sediment samples

I I

I_

I.

I_

I I I I

http:4491770.00http:30.000.00http:29,100.00http:175.680.00http:51,200.00

--- -- ---------- -- --NYANZA SITE


Alternative 3C (3D ppm)

(3C-PW)

II COST COMPONENT II D 1. CAPITAL COST 2. O&M COSTS 3. TOTAL ANNUAL COSTS 4; ANNUAL DISCOUNT RATE=5%

PRESENT WORTH =

COST/YEAR COST OCCURS ($DDD'SI 1 I 2 II 3 II 4 II 5 II 6 II 7 II 8 II 9 II 1D II 11 I


$4,745 $421

$5,166 1.000

$5166

$45D $45D $450 $450 0.952 0.907

$428 $4D8

$450 $450 0.864

$389

$450 $450 0.823

$370

$450 $450 0.784

$353

$45D $450

0.746

$336

$450 $450 0.711

$450 $450 0.677

$320 $3D5

$450 $450

0.645

$290

$450 $450

D.614

$45D $45D 0.585

$276 $263


II 12 $45D $45D

D.557

13 $45D $450 D.53

14 I $45D $45D 0.5D5

15 $450 $450

D.481

16 $45D $45D

D.458

17 $45D $45D

D.436

18 $450 $450 0.416

19 $45D $450 0.396

20 $45D $45D 0.377

21 $45D $45D

0.359

22 $45D $45D

·a.342

23 $45D $45D 0.326

PRESENT WORTH = $251 $239 $227 $216 $2D6 $196 $187 $178 $17D $162 $154 $147

0 & M COSTS TOTAL ANNUAL COSTS ANNUAL DISCOUNT RATE=5%

PRESENT WORTH

24 I 25 $45D $450 $450 $45D D.31 D.295

$14D $133

26 $450 $45D

0.281

$126

27 I 28 $450 $450 $450 $450 0.268 0.255

$121 $115

29 $45D $450

0.243

$109

TOTAL PRESENT 3n I Wr"'RTH (ODD's)

$450 $45D

0.231

$104 $12 084

NYANZA ALTERNATIVE 4A (1 ppm) Sediment Slabilization and Off-Site Disposal Pg 1 of2 14A-11

ITEM MOBIUZAT IliON

I Office Trailer IStoraaeTiiiler

1Survey I Portable Com =;;;;;;;=

I Site Utiliities rsecUrliV I Decon Trailer

DECONFACIUTIES & I Laundrv Services

Concrete Pad 8" GI'BIIersa.se- 6" Curb

1Sump Solash Guard

Decon Pad Concrete Pad - 4" GravefB85e 4"

-cllrt> IClean Water Storage Tank I Soent Water Storage Tank

SITE PREP. : Surface Preo

.AccessRoad 7'' Si.JDDOrtZone- 7' Maint. Material

I Clear & Grub EROSION & SEDIMENT. CONTROL

I Excavate 1 Channel Erosion Control

IT , & TREATMEN. f$1lfBafftes

'Stream IExcavate Stream [Haul II Dredge Wetlands IIDewater

= I Surge Basin .SuDPiv Pumps

I Soil Disposal WATER rREATMEN.

TreatSed tWater Treat Decon Water

BACKFILL & r.RAntNr IBackfil of Wetlands & Brooks (sand)

Place Wetlands Mix I &Testing

IBackfil of Support Areas Place, Spread, and Compact

1 &Testing

UNIT COST UNIT II SUB II MAT II LABOR lf EOUIP SUB

I r I

19t.10 19M( 1 LS

2< !SET 1 LS

T9t.1o 19t.10 19t.10

·sswK

40K;Y3c K;Y 120 ..F

1IEA SOC ISF

14MO

2K;Y 21CY 40ILF

1IEA 11EA

800 CY 250K;Y

1500 cv 3iii.C

1500ILF I 750ILF I 750ILF I

1550ILF 1 LS

756K;Y 189< cv 19450K;Y

$1.000.00 $500.0<

$10,000.00 $1.500.00

cur IIVIOO CA IVY\ 00

$1.500.00

$250.00

$1,200.00

!l:?o; Mil nr

$38.88 $16.66

I I I

$70.00 $7.5C $3.07

$1,450.00 $1.25

$70.00 $7.5( $3.o7

!l:!'i (}( 100

$10.00 $10 $10.00

$2.421 I

$1.001

$10.00

S125])0

&1.99 $51 1.00

i1.00

$1.99 $20000

$5.00 -$5.00 so:o9

. $865.00

$0.181 S1.25T $0.251

$5.00

$3.00 $2.25

$5.0<

$0;05 $220:00

$5.0<

$0.05

&5.00 15.00 &o.ff

$850.00

I $1.36[

I

-$19.000.00

510,000.00

$

t'lf Mil rvi tA mooo $76.000.00

C?A o;nn M

IO.OC o.oc

IO.OC o.oc

Q(

$12.000.00

$0.0( $0.0< $0.00 $0.0< $0.0(

0.0IVY M $40000

20200ev 1IEA

4EA 20206 ~y $150.00 $0.10 $0.361 $3,1

409VfThf

I 163232f51GAL T 63Q001GA[

-21328 CY 3800CY

$5.50 $235.00

$0.201 $0.201

1 [S co; IVY\ nr 220MSF

2300CY -2300t:Y

1 Cs $1.200.0<

$4.00 $5.50

$24.60 $4.00

I I

T T

$8.40 $2.70

I $5.626,108.13 -$9,615,530.25

$12.600.00.

$1.43 iO.OO S7.43 ;o:oo

$6.68 $1.43

iO.OO $0.00 $0.00

$1,200.00

TOTAL COST

$0.00 $0.00 >0.00 >0.0<

50.00 $0.00 $0.00 $0.00

$0.00

$2,800.00 $225.00 $368.40

$1,450.00 s· .ooo.oo

$0.00 $( Q(

$140.00 $15.00

$122.80 $1,500.00 co; IVY\ oo

$2,500.00 $8.000 00 $2,500.00

$0.00 $0.0<

$3,6:ll.OO $0.001

$750.00

$ 10.00 iO.O< ;o.O< &0.00 &0.00

!!:A 'YliV

10.00 10.00 &0.00

$0.001 $0.001

$85,311.20

$0.00

$0.00 $0.00 .. -- ----- - - - -

&0:00 10.00 moo &0:00 &0.00 &0:00 10.00 &0:00

$238.80 $50000 $800.00

so.bo $0.00

S25o.oo

$79.60 $20000

$2.595.00

$270.001 $937.501 $187.501

$7.750.00 SO.oc

-$2.268.00 'T.~

$0.00 SQ]j(

$7.500.0< S1.600:(j( !I:?MnRf

so:oo $0.00

so:oor $1;0(

$1.848.00 $6.2W]j( ~

$0.00-

10.00 10.00 &0.00 &0.00 &0.00 so.oo 50.00 $0.00

$0.00

sm:oo $240.00

&6.00 $2!0.00

10.00 10.00 10.00

$16.0: &2.00 &0.00 &0.00

$1.250.00

$1.250.00l•fss.oo

$2.550.00

$0.001 -$1,020.00

$0.001

cu~o;r nr $0.00

$2.162.16 $14,666.40

50.0< 50.00

$2.500.0( $0.00

$1 1.00< Q( !1: I !iff (}(

110,000.00

&40.000.00 ;,00{1 00

$1Qf lVVl nn

$14.00

- - - -NYANZA ALTERNATIVE 4A (1 ppm) Sediment Stabilization and Off-Site Disposal Pg 2of2 4A-1l

ITEM 1Regrading of SWPortAreas Topsoil Support Areas

Place & Spread Revegetation PERSONNELAIR SAMPUNG &ANALYSIS

Air Sample AnalYses I Air Sample Shipping I DISPOSAL OF GENERATED SOUD WASTE Aggregate (Non-hazt

Hauing (76 Tr@ 50 mi.) Disposal

Disposable Equipment Hauting (6 Tr@ 500 mi.) Disposal

Decontamination Pads Hau6ng (3 Tr@ 500 mi.) Disposal

ANALYSES Cleanup Verification of Silts I

CONSTRUCTION CONTROLS -IAL LJIHt:l ;;OSIS of Lllbor cost f Labor Cost % of Material Costs Stbcontract @ 10% of Sib costs

tal Field Cost I Field Cost

- - - UNIT COST

QTY UNIT SUB MAT LABOR 12500 SF $0.09

600 CY $6.00 $2.70 600 y $0.63 12.5 MSF $24.60 $8.40

150 EA $30.001 1501EA $40.001 I

3800 Ml $5.00 2100 IN $35.00

3000 Ml $5.00 150 IN $35.00

1500 Ml $5.00 60 11-

I I

NYANZASITE


Construction Year 0 &M/Post Remedial Costs

ITEM 11. sampling

12. Analysis

13. Analysis

14. Reporting 15. Public Awareness

TOTAL ANNUAL

COSTII I

I

I

I

I

I

I

I

I

I

I

I

I

I NYANZASITE Sudbury River - Study Area Annual 0 & M/Post Remedial Costs

I

I

I

I

I

I

I

I

I

ANNUAL ITEM I COST OF ITEM - II NOTES

1. Sampling $51,200.00 80 biota, 80 surface water,

80 sediment samples

672 manhours per year plus travel,

living & sample shipping costs.

$131.840.00 I 80 biota, 144 surface water samples, per 12. Analysis sampling period. (Annually)

I (incl. blank & duplicate) TCL II

13. Analysis $175.680.00 I 144 sediment samples, per


(incl. blank & duplicate) TCL II

14. Reporting $31.950.00 I 480 manhours per report

plus other direct costs. II

5. Sign/Fence Maintenance 264 manhours per year plus materials,

and CDC's. Post Remedial monitoring


through 30.

$29,100.00

6. Public Awareness $30,000.00 Ongoing public programs for years 1

I 11 1rthrou h30.

I

I

I

I

I

I

I

http:30,000.00http:29,100.00http:31.950.00http:175.680.00http:131.840.00http:51,200.00

-------------------

NYANZA SITE


Alternative 4A (1 ppm)

(4A-PW)


ICOST COMPONENT 1. CAPITAL COST 2. O&MCOSTS 3. TOTAL ANNUAL COSTS 4. ANNUAL DISCOUNT RATE=5%

III 0 II $40,460

$421 $40,881

1.000

1 II

$450 $450 0.952

COST/YEAR COST OCCURS {$OOO'Sl 2 II 3 II 4 II 5 II

$450 $450 $450 $450 $450 $450 $450 $450 0.907 0.864 0.823 0.784

6 II

$450 $450 0.746

7 II

$450 $450 0.711

8 II

$450 $450 0.677

9 II

$450 $450 0.645

10 II

$450 $450 0.614

I 11 I

$450 $450 0.585

PRESENT WORTH - $40 881 $428 $408 $389 $370 $353 $336 $320 $305 $290 $276 $263


12 $450 $450 0.557

13 $450 $450 0.53

14 $450 $450 0.505

15 $450 $450 0.481

16 $450 $450 0.458

17 $450 $450 0.436

18 $450 $450 0.416

19 $450 $450 0.396

20 $450 $450 0.377

21 $450 $450 0.359

22 $450 $450 0.342

23 $450 $450 0.326

PRESENT WORTH - $251 $239 $227 $216 $206 $196 $187 $178 $170 $162 $154 $147

..., ,...._PRESENT RTH lOOO's\

[O&M COSTS $450$450 $450 $450 $450 $450 $450

TOTAL ANNUAL COSTS

24 II 25 26 27 I 28 I 29 $450 $450 $450 $450$450 $450 $450

ANNUAL DISCOUNT RATE=5% 0.31 0.295 0.281 0.268 0.255 0.243 0.231

PRESENT WORTH $140 $133 $126 $115 $109$121 $104 $47 799

- - - -NYANZA ALTERNATIVE 4B (7 ppm) Sediment stabilization and Off- S~e Disposal Pg 1 of2 4B-n

ITEM MUtliULA :AIIUN

Office Tmiler Storage Tmiler Construction Survey Portable Com. Equ.,ment Equipment Mobilization/Demob. S~e Utili~ies

Secur~ Decon Tmiler

DECON FACIUllES & SERVICES Laundry Services Truck Decon Pad

Concrete Pad 8" Gravel Base 6" Curb Collection Sump Splash Guard

Decontamination Services DeconWater Personnel Decon Pad

Concrete Pad 4" Gravel Base 4" Curb

Clean Water Stomge Tank I Spent Water Storage Tank


Access Road 7'' SUpport Zone 7'' Maint. Material

Proofroling Clear&Grub

EROSION & SEDIMENT. CONTROL Silt Fence I Excawte Collection Channel I

Erosion Control I SEDIMENT DREDGING & TREATMENT

Silt Baffles Temporary Stream Diversions Excawte Stream Sediments Haul Excawted Sediments/Water Dredge Wetlands Sediments Dewater Sediments

Equalization/ Surge Basin Supply Pumps

Sediment stabilization stabilized Soil Hauling stabilized Soil Disposal

WATER TREATMENT Treat Sed Supernatant Water I TreatDecon Water

BACKFILL & GRADING Backfil of Wetlands & Brooks (sand)

Place Wetlands Mix Inspection & Testing Revegetation

Backfil of SUpport Areas Place, Spread, and Compact Inspection & Testing

-QTY

14 MO 14 MO 14 LS 20 SET

1 LS 14 MO 14 MO 14 MO

36 WK

40 CY 30 CY

120 LF 1 EA

800 SF 9MO

63000 GAL

2 y 2CY

40 LF 1 EA 1 EA

250 CY 800 y 250 y

1500 CY 3 c

1500ILF 7501LF 750ILF

1550 LF 1 LS

571 CY 1428 y

10615 CY 11186 y

1EA 4EA

11186 y 566291.3 Ml

22652 IN

90364981GAL 630001GAL

9602 CY 3800 CY

1 LS 220 MSF

2300 y 2300 y

1 LS

- - - - - -· - - - - - - - UNIT COST TOTAL COST

UB MAT LABOR EQUIP COMMENTS

$1,000.00 $14,000.00 $0.00 $0.00 $0.00 $14,000.00 $500.00 $7,000.00 $0.00 $0.00 $0.00 $7,000.00

$10,000.00 $140,000.00 $0.00 $0.00 $0.00 $140,000.00 $1,500.00 $30,000.00 $0.00 $0.00 $0.00 $30,000.00

$40,000.00 $40,000.00 $0.00 $0.00 $0.00 $40,000.00 $4,000.00 $56,000.00 $0.00 $0.00 $0.00 $56,000.00

$10,000.00 $140,000.00 $0.00 $0.00 $0.00 $140,000.00 $1,500.00 $21,000.00 $0.00 $0.00 $0.00 $21,000.00

$250.00 $9,000.00 $0.00 $0.00 $0.00 $9,000.00

$70.00 $125.00 $5.00 $0.00 $2,800.00 $5,000.00 $200.00 $8,000.00 $7.50 $3.33 $8.00 $0.00 $225.00 $99.90 $240.00 $564.90 $3.07 $1.99 $0.05 $0.00 $36&40 $238.80 $6.00 $613.20

$1,450.00 $500.00 $220.00 $0.00 $1,450.00 $50000 $220.00 $2,170.00 $1.25 $1.00 $0.00 $1,000.00 $800.00 $0.00 $1,800.00

$1,200.00 $10,800.00 $0.00 $0.00 $0.00 $10,800.00 $0.20 $12,800.00 $0.00 $0.00 $0.00 $12,000.00

$70.00 $125.00 $5.00 $0.00 $140.00 $250.00 $10.00 $400.00 $7.50 $3.33 $8.00 $0.00 $15.00 $6.66 $16.00 $37.66 $3.07 $1.99 $0.05 $0.00 $122.80 $79.00 $2.00 $204.40

$1,500.00 $200.00 $0.00 $1,500.00 $200.00 $0.00 $1,700.00 $5,000.00 $400.00 $0.00 $5,000.00 $400.00 $0.00 $5,400.00

$10.00 $5.00 $5.00 $0.00 $2,500.00 $1,250.00 $1,250.00 $5,000.00 $10.00 $5.00 $5.00 $0.00 $8,000.00 $4,000.00 $4,000.00 $16,000.00 $10.00 $5.00 $5.00 $0.00 $2,500.00 $1,250.00 $1,250.00 $5,000.00

$0.09 $0.11 $0.00 $0.00 $135.00 $165.00 $300.00 $865.00 $85000 $0.00 $0.00 $2,595.00 $2,550.00 $5,145.00

$2.42 $0.18 $0.00 $3,63l.OO $270.00 $0.00 $3,900.00 I I $1.25 $1.36 $0.001 $0.00 $937.50 $1,020.001 $1,957.50 I $1.00 $0.25 $0.001 $750.00 $187.50 $0.001 $937.50

$10.00 $5.00 $3.00 $0.00 $15,500.00 $7,750.00 $4,650.00 $27,900.00 $25,000.00 $25,000.00 $0.00 $0.00 $0.00 $25,000.00

$3.00 $2.86 $0.00 $0.00 $1,713.00 $1,633.06 $3,346.06 $2.25 $7.76 $0.00 $0.00 $3,211.88 $11,077.40 $14,289.28

$38.88 $412,711.20 $0.00 $0.00 $0.00 $412,711.20 $16.66 $186,358.76 $0.00 $0.00 $0.00 $186,358.76

$50,000.00 $7,500.00 $2,500.00 $0.00 $50,000.00 $7,500.00 $2,500.00 $60,000.00 $2,000.00 $400.00 $0.00 $8,000.00 $1,600.00 $0.00 $9,600.00

$15000 $0.10 $0.38 $1,6n,900.oo $0.00 $1,118.60 $4,250.68 $1,683,269.28 $5.50 $3,114,601.88 $0.00 $0.00 $0.00 $3,114,601.88 1133 tmilers @ 500 miles

$235.00 $5,323,137.75 $0.00 $0.00 $0.00 $5,323,137.75

I $0.20 $1,807,299.651 $0.00 $0.00 $0.001 $1,807,299.651 I $0.20 $12,800.001 $0.00 $0.00 $0.001 $12,800.00

$4.00 $2.70 $7.43 $0.00 $38,407.20 $25,924.86 $71,341.37 $135,673.43 $5.50 $2.70 $7.43 $0.00 $20,900.00 $10,260.00 $28,234.00 $59,394.00

$5,000.00 $5,000.00 $0.00 $0.00 $0.00 $5,000.00 $24.00 $8.40 $6.68 $0.00 $5,412.00 $1,848.00 $1,469.60 $8,729.60

$4.00 $2.70 $7.43 $0.00 $9,200.00 $6,210.00 $17,089.00 $32,499.00 $0.84 $2.67 $0.00 $0.00 $1,932.00 $6,141.00 $8,073.00

$1,200.00 $1,200.00 $0.00 $0.00 $0.00 $1,200.00

- - - - - - - - - - - - - - - - - - -

NYANZA ALTERNATIVE 4B (l ppm) Sediment Slabilization and Off-Site Disposal Pg2of2 r4B-71

ITEM Regrading ~I ~portAreas Topsoil SupportAreas

Place & Spread Revegetation PERSONNEL AIR SAMPUNG &ANALYSIS

Air Sample Analyses I Air Sample Shipping I DISPOSAL OF GENERATED SOUD WASTE Aggregate (Non-haz)

HauingJI6 Tr@ 50 mi.) Disposal

Disposable Equipment Hauing (6 Tr@ 500 mi.) Disposal

Decontamination Pads Hauling 13 Tr@ 500 mi.) Disposal

ANALYSES Cleanup Verification of Silts

CONSTRUCTION CONTROLS s· I

I:S Hurden C!!l20lb ot L.aDor Cost Labor @ 1$. of Labor Cost Materials @ 5% of Material Costs

iii~~ 'Heath & Satetv Monilorina @ 6%

IAL I"II:!!JI,;U::l

-~

QTY UNIT 12500 SF

600 cY 600 y 12.5 ""SF

150 EA 150 EA

3800""1 2100 lfN

3000~1 150 lfN

1500""1 60 lfN

100 EA

1IEA

UNIT COST TOTAL COST SUB MAT LABOR EQUIP SUB MAT

Documents

United States Environmental Protection AgencyHAWBURTON NUS Environmental Cor oration and Subsidiaries : STANDARD CALCULATION SHEET : CUENT: I: FILE NO.: SUBJECT: BY: CHECKED BY: PAGE