**Table 7A . A** **lternative Waste Disposal A lgorithm: Cost to Haul Waste to Landfill**  Appendix A

**Equation or default** A. Parameters

= $34.29/ton = 50 miles if incinerator
B. Annual Costs, $/ton = $0.266/ton-mile x D = $0.266/ton-mile x D + landfill tip fee C. Annual Costs (with landfill tip fee), $/yr = Total annual cost x (C x 0.67) x H

Note: National average incinerator tip fee applied to estimate model costs.

Sources: 1. Landfill tip fee: NSWMA’s 2005 Tip Fee Survey.

**Taps Row** Nearest City W/ Landfill Class Distance (Miles) Prudhoe Bay 1 6 Prudhoe Bay 1 53 Prudhoe Bay 1 94 Anaktuvuk 3 63 Evansville 3 22 Stevens Village 3 22 Minto 3 44 Fairbanks 1 42 Delta Junction 3 9 Delta Junction 3 58 Glennallen 2 9 Gelnnallen 2 61 Valdez 2 0 **Av erage Distance:**  **37**

**North Slope Oil and Gas A ctivity 2008-2009**  Nearest City W/ Landfill Class Distance (Miles) Prudhoe Bay 1 100 Prudhoe Bay 1 45 Prudhoe Bay 1 16 Prudhoe Bay 1 30 Prudhoe Bay 1 13 Prudhoe Bay 1 14 Prudhoe Bay 1 20 Prudhoe Bay 1 59 Prudhoe Bay 1 66 Prudhoe Bay 1 87 **Av erage Distance:**  **45**

**Cook Inlet Oil and Gas A ctivity 2007-2009**  Nearest City W/ Landfill Class Distance (Miles) Beluga 3 13 Beluga 3 2 Tyonek 3 7 Soldonta 1 19 Soldonta 1 12 Soldonta 1 6 Soldonta 1 27 Homer 2 21 Homer 2 8 **Av erage Distance:**  **13** 1. W ithout landfill tip fee

**Parameters/Costs**

1. Incinerator capacity, lb/hr (C) 2. Annual operating hours, hr/yr (H) 3. Landfill tip fee (national average), $/ton 4. Distance to Landfill (D)

PS8 2. W ith landfill tip fee

2. Hauling cost: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics. Table 3-17: Average Freight Revenue Per Ton-mile. Assume 50 mile/trip to reach a landfil from incinerator location.

3. Roundtrip distances from remote location to landfill based on twice the overall average from distance tables below.

Station PS1 PS2 PS3 PS4 PS5 PS6 PS7 For small remote incinerators, a flat rate of $15,000/ton waste disposed was assumed for alternative disposal, based on information from public comments.

Kupcake Savant PS9 PS10 PS11 PS12 VMT Locations and Distances approximated using "Map 1-2 Land Ownership along the TAPS ROW" from U.S. Department of the Interior Bureau of Land Management. http://tapseis.anl.gov/documents/docs/feis/volume7/1-2.pdf

Station Chandler 5 Indrico Jacobs Ladder C Badami B1-39

BCU 19 Dewline #1 North Shore 1 Tofkat 1 Char No. 1 Rendevous 2 Locations and Distances approximated using "North Slope Oil and Gas Activity 2008-2009" from Alaska Department of Natural Resources Division of Oil and Gas. http://www.dog.dnr.state.ak.us/oil/products/maps/northslope/2009/NS_OandG_ ActivityMap_2009-05-18.pdf

Station Ivan River 11-06 BRU 211-26 Lone Creek 4 SRU 211-33

KBU 14-8 Paxton 2 Happy Valley B-12 North Fork 34-26 Locations and Distances approximated using "Cook Inlet Oil and Gas Activity 2007-2009" from Alaska Department of Natural Resources Division of Oil and Gas. http://www.dog.dnr.state.ak.us/oil/products/maps/cookinlet/2009/CI_OandG_Acti vityMap_2009-05-18.pdf

### Table 7B. A**lternative Waste Disposal A lgorithm: Cost to Haul Waste to Municipal Waste Combustor**  Appendix A



# Table 7B. Alternative Waste Disposal Algorithm: Cost to Haul Waste to Municipal W aste Combustor

**Parameters/Costs Equation** 

A. Parameters 1. Incinerator capacity, lb/hr (C) 2. Annual operating hours, hr/yr (H) 3. Incinerator tip fee (national average), $/ton = $61.64/ton

B. Annual Costs, $/ton 1. W ithout incinerator tip fee = $0.266/ton-mile x 50 miles 2. W ith incinerator tip fee = $0.266/ton-mile x 50 miles + incinerator tip fee

C. Annual Costs (with incinerator tip fee), $/yr = Total annual cost x (C x 0.67) x H

Note: National average incinerator tip fee applied to estimate model costs.

Sources: 1. Incinerator tip fee: NSW MA’s 2005 Tip Fee Survey. 2. Hauling cost: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics. Table 3-17: Average Freight Revenue Per Ton-mile. Assume 50 mile/trip to reach an MWC.

### Table 7B. A**lternative Waste Disposal A lgorithm: Cost to Haul Waste to Municipal Waste Combustor**  Appendix A



# Table 7B. Alternative Waste Disposal Algorithm: Cost to Haul Waste to Municipal W aste Combustor

# Table 7C: Alternative Waste Disposal Algorithm: Cost to Segregate Wastes and Landfill for Small Remote Units

FacilityID UnitID Waste Segregation Waste

Begin Date Materials Other Metal

AKAlyeskaPumpStation5 35-IN-1 True 07/1977 3,4,5,6,7,8, All metals excluding Municipal Solid Waste

AKBelugaRiver P&S Yard Incinerator True 01/1972 4,5,8, AKBPExplorationNorthstar Incinerator False AKChugachElectricBeluga EU No. 9 False

AKCoeur Incinerator True 06/2008 1,2,3,4,5,6, soda cans AKConocoPhillipsAlpine Incinerator No. 1 False AKConocoPhillipsAlpine Incinerator No. 2 False

AKCookInletPipeline-DriftRiver Drift River Terminal Incinerator True 01/1973 3,4,5,6, scrap metal (ex. empty spray cans) AKDonlinGold Incinerator False AKEniNikaitchuq-OffShore Incinerator False AKEniNikaitchuq-Operations Incinerator False

AKHeclaGreensCreekJuneau Consumat Incinerator True 06/1905 1,4,5,6,8, scrap metal - steel AKHilcorpNNA Incinerator False AKHilcorpSwansonRiver Incinerator False

AKIcicleSeafood EU #7 True 03/2000 4,5,

AKKuparukCentral Production H-250 (EU 35) True 01/1981 2,3,4,5,6,8, aerosol cans, metal cuttings, wire

AKKuparukCentral Production H-347 (EU 36) True 01/1981 aerosol cans, metal cuttings, wire AKMysteryCreekNixonFork Incinerator False AKPioneerNR I-5 incinerator True 06/2007 2,3,4,5,6,8, metals AKSavantBadami Incinerator False AKSumitomoPogo Incinerator No. 1 False AKSumitomoPogo Incinerator No. 2 False

AKTeckComincoAlaskaIncRedD ogMine MI-2 True 05/1990 1,4,5,6,8, Mining and milling waste AKTeckComincoAlaskaIncRedD ogMine MI-3 True 05/1990 1,4,5,6,8, Mining and mill waste AKTeckDMTS Port No. 1 False AKUOCCTradingBay R-H-0800 True 07/2005 2,3,4,5,6, Empty aerosol cans AKWestMacArthurRiver I-2 True 10/1991 2,4,5,6,7,8, scrap metal, cans AKXTOEnergy INCINERATOR True 03/2005 2,3,4,5,

1. Data obtained from ICR survey results, where available. Data gaps were filled using the average recycling cost, excluding outlying values for AKKuparukCentral Production units. 2. Assumed 0.7 percent of generated waste stream is nonferrous metal, and that 68.8 percent of nonferrous metal is recovered from the waste stream. Assumed 12 percent of generated waste stream comprises plastics, and that 7.1 pecent of plastics are recovered from the waste stream. Based on "Municipal Solid Waste Generation, Recycling, and Disposal in the United States Detailed Tables and Figures for 2008" (http://www.epa.gov/waste/nonhaz/municipal/pubs/msw2008data.pdf).

4. The cost per ton of waste diverted was estimated at a flat $15,000. This value is based on a half of the maximum estimate provided by public commenters, since some units may be able to use 3. In order to provide a conservative estimate and to acknowledge that waste at SRI facilities may not reflect the composition of a typical MSWstream in the lower 48 states, we have assumed 1/2 of plastics, or 6 percent, in generated waste stream are chlorinated plastics.

### conventional methods of transport whereas others may have the maximum cost to transport wastes.

# Table 7C: Alternative Waste Disposal Algorithm: Cost to Segregate Wastes and Landfill for Small Remote Units

Other Chlorine Other Material Disposal Method Recycle Cost 1 

### ($) Frequency Annual

Waste (tpy) Recycle cost/ton of

annual waste

Refrigerants, Paints, Thinners, etc. Hazardous Waste and Construction Materials Landfill or permitted recycle or disposal facility $7,000 year 83 84.84848485 free liquids and hazardous waste Managed offsite $1,136 year 35 32.22695035 $20,904 511 40.88674378 $20,904 393 53.16185286 Transported to a recycling facility. $8,000 year 456 17.53424658 $20,904 511 40.88674378 $20,904 511 40.88674378
Managed Offsite $19,200 year 82 233.7899543 $20,904 511 40.88674378 $20,904 511 40.88674378 $20,904 511 40.88674378

tires recyled or open burn (cardboard & wood) $40,000 year 187 213.9037433 $20,904 511 40.88674378 $20,904 511 40.88674378

Stored onboard until return to Seattle-recycled $7,800 year 265 29.43396226

free liquids, oily waste, chemicals & haz. waste Managed offsite (landfill or haz waste facility) $1,417,150 year 4,763 297.5205744

free liquids, oily waste, chemicals & haz. waste Managed offsite (landfill or haz waste facility) $1,417,150 year 3,578 396.0289515 $20,904 511 40.88674378 haz waste recycled, land fill $72,000 year 329 219.1780822 $20,904 511 40.88674378 $20,904 511 40.88674378 $20,904 511 40.88674378

Aerosal cans, bulky waste Some are recycled, some are directly landfilled $20,904 1,643 12.72694064

Aerosal cans, bulky waste Some is recycled, some is direct landfilled $20,904 288 72.70956522 $20,904 511 40.88674378 Managed offsite $18,000 year 29 623.3766234 paints, solvents pigging wastes shipped off-site $20,904 26 812.3579131 Approved Disposal $15,000 year 31 480

1. Data obtained from ICR survey results, where available. Data gaps were filled using the average recycling cost, excluding outlying values for AKKuparukCentral Production units. 2. Assumed 0.7 percent of generated waste stream is nonferrous metal, and that 68.8 percent of nonferrous metal is recovered from the waste stream. Assumed 12 percent of generated waste stream comprises plastics, and that 7.1 pecent of plastics are recovered from the waste stream. Based on "Municipal Solid Waste Generation, Recycling, and Disposal in the United States Detailed Tables and

4. The cost per ton of waste diverted was estimated at a flat $15,000. This value is based on a half of the maximum estimate provided by public commenters, since some units may be able to use 3. In order to provide a conservative estimate and to acknowledge that waste at SRI facilities may not reflect the composition of a typical MSWstream in the lower 48 states, we have assumed 1/2 of

### Total Annual

Waste that is Nonferrous Metal 2 

### (tpy) Total Annual

Recovery of Waste that is Nonferrous Metal 2 

### (tpy) Total Annual

Waste that is Chlorinated Plastic2,3

### (tpy) Total Annual

Recovery of Waste that is Chlorinated Plastic2

### (tpy) **Total Extra Cost to**

**Recover A**

**dditional Metals and Plastic**  **($/y r)**  

## Cost to transport

**and dispose of waste that is**  **segregated 4** 

## ($/yr)

0.5775 0.39732 4.95 0.35145 $109.92 $11,231.55

0.24675 0.169764 2.115 0.150165 $46.96 $4,798.94 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75 2.7525 1.89372 23.59285714 1.675092857 $523.89 $53,532.19

3.19375 2.1973 27.375 1.943625 $607.88 $62,113.88 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75

0.574875 0.395514 4.9275 0.3498525 $109.42 $11,180.50 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75

1.309 0.900592 11.22 0.79662 $249.15 $25,458.18 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75

1.855 1.27624 15.9 1.1289 $353.07 $36,077.10

33.3424 22.9395712 285.792 20.291232 $6,346.17 $648,462.05

25.0488 17.2335744 214.704 15.243984 $4,767.62 $487,163.38 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75 2.2995 1.582056 19.71 1.39941 $437.67 $44,721.99 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75

11.4975 7.91028 98.55 6.99705 $2,188.36 $223,609.95

2.0125 1.3846 17.25 1.22475 $383.05 $39,140.25 3.578861667 2.462256827 30.67595714 2.177992957 $681.18 $69,603.75 0.202125 0.139062 1.7325 0.1230075 $38.47 $3,931.04 0.1801275 0.12392772 1.54395 0.10962045 $34.28 $3,503.22 0.21875 0.1505 1.875 0.133125 $41.64 $4,254.38

## Cost to

**landfill all waste** **4** 

## ($/yr)

$1,237,500

$528,750 $7,668,989 $5,898,214

$6,843,750 $7,668,989 $7,668,989

$1,231,875 $7,668,989 $7,668,989 $7,668,989

$2,805,000 $7,668,989 $7,668,989

$3,975,000

$71,448,000

$53,676,000 $7,668,989 $4,927,500 $7,668,989 $7,668,989 $7,668,989

$24,637,500

$4,312,500 $7,668,989 $433,125 $385,988 $468,750**Table 7D. Alternative Waste Disposal Algorithm: Cost to Continue Incinerator Operation (1 of 3)** Appendix A



### Table 7D. Alternative Waste Disposal Algorithm: Cost to Continue Incinerator Operation

**Intermittent Operation Parameters/Costs**  **Equation/Default Value** A. Model Parameters 1. Actual Waste Charging Capacity (C) (lb/batch) 2. Operating hours (hr/yr) a. Preheat phase = (hr/yr)*0.04 b. Burning phase = (hr/yr)*0.54 c. Burndown phase = (hr/yr)*0.29 d. Cooldown phase = (hr/yr)*0.14

3. Operating days (days/yr) 4. Volumetric flow rate out of secondary chamber (SC) (dscfm)

B. Total Capital Investment (1-sec SC) 1. Combustor Cost = 1.48*((31.3*C)+32,775)*(368/357.5) **Total capital investment in 2008 dollars** =1.48*((31.3*C)+32,775)*(575.4/357.5)

C. Combustor Annual Operating Costs 1. Electricity (all for the blowers), $/yr = (effect of low vs high air flow neglected) a. hp (0.00203)(C) b. Unit cost ($/kwh) 0.06 c. $/yr = (0.746)(hp)($/kwh)((hr/yr)-(cooldown hr/yr)) 2. Natural Gas a. Primary chamber (PC) burner capacity (Btu/hr) = (129.1)*(C)+170,273 b. SC burner capacity (Btu/hr) = (1,290)*(C)+297,036 c. Preheat phase (1) PC burner utilization rate, % 1 (2) SC burner utilization rate, % 1 d. Burning phase (1) PC burner utilization rate, % 0 (2) SC burner utilization rate, % 0.5 e. Burndown phase (1) PC burner utilization rate, % 0.75 (2) SC burner utilization rate, % 0.9 f. Cooldown phase (1) PC burner utilization rate, % 0 (2) SC burner utilization rate, % 0 g. Unit cost ($/1000) 3.5 h. Heating value (Btu/ft3) 1000 i. $/Btu 1/1,000,000 j. Overall PC burner utilization = ((PC preheat rate)*(preheat hr/yr)+(PC burning rate)* (burning hr/yr)+(PC burndown rate)*(burndown hr/yr))/(total hr/yr) k. Overall SC burner utilization = ((SC preheat rate)*(preheat hr/yr)+(SC burning rate)*(burning hr/yr)+(SC burndown rate)*(burndown hr/yr))/(total hr/yr) l. $/yr = (Btu/hr)(utilization rate)(hr/yr)(3.5)/1,000,000 3. Water a. Unit cost ($/1000 gallons) 0.77 b. Consumption (gpm) = (C)*(0.75/1000) c. $/yr = (gpm)(60min/hr)(burning phase hr/yr)($/1000 gal) 4. Operating Labor a. Burning phase labor (percent) 0.54 b. Ash removal (hr/day) 1 c. Wage rate ($/hr) 12 d. $/yr = ((%)(operating hours)+(ash hr/day)(days/yr))*(wage rate) 5. Supervisory Labor a. $/yr = (0.15)(operating labor) 6. Maintenance Labor a. Labor (hr/8hr) for all operating hours 0.5 b. Wage rate = (1.1)($12/hr) c. $/yr = (hr/8hr)($/hr)(hr/yr) 7. Maintenance Materials a. $/yr = 0.02*TCI 8. Ash Disposal a. Ash (% of waste charge) 0.09 b. Disposal charge ($/ton) 40 c. $/yr = (C)(burning phase hr/yr)(ton/2000)(ash %)($/ton) 9. PC refractory replacement a. Assume PC is enclosed in a horizontal cylindrical shell b. PC volume (ft3) (PCV) = (0.222)(lb/batch) c. L/D ratio 1.5 d. Internal diameter (PCD) (ft) = ((4*PCV)/(3.1416*1.5))^(1/3) e. Internal length (calculated based on ratio of diameter to length) = PCD/0.666 f. Refractory Thickness (ft) 0.375 g. Refractory Volume (ft3) = ((3.14)(((PCD/2)+(refractory thickness))2 ((length)+(2*thickness)))-PCV h. Unit refractory cost ($/ft3) 130.7 i. Total refractory cost ($) = (unit cost)*(volume) j. Insulation thickness (ft) 0.167

k. Insulation Volume (ft3) = ((((PCD/2)+((refractory thickness +insulation thickness)))2 (length + ((refractory thickness +insulation thickness))2(3.14)) - (PCV + refractory volume) l. Unit Insulation cost ($/ft3) 44.3 m. Total Insulation cost ($) = insulation volume*insultation cost n. Refrac. and Insulat. Replacement Freq. (yr) 8 o. Capital Recovery Factor (CRF) = (interest*(1+interest)^(ref and ins replacement freq)) / ((1+interest)^((ref and ins replacement freq)-1) p. Replacement cost ($/yr) = CRF*(refrac. cost + insulat. cost) 10. SC refractory replacement a. Assume SC for all incinerators is enclosed in a cylindrical shell b. Assumed L/D ratio 2 c. SC volume (ft3) (SCV) = (dscfm/0.9)*(2260/528)*(1sec)*(min/60sec)**Table 7D. Alternative Waste Disposal Algorithm: Cost to Continue Incinerator Operation (2 of 3)** Appendix A

**Parameters/Costs Equation/Default Value**  d. Internal diameter (ft) (SCD) = ((SCV)*(2)/3.1416)^(1/3) e. Internal Length (ft) (L) = (SCV*4)/(3.1416*SCD 2) f. Refractory thickness (ft) 0.375 g. Refractory Volume (ft3) = ((3.14)(((SCD/2)+(refractory thickness))2 ((length)+(2*thickness)))-SCV h. Unit refractory cost ($/ft3) 130.7 i. Total refractory cost ($) = (unit cost)*(volume) j. Insulation thickness (ft) 0.167

k. Insulation Volume (ft3) = ((((SCD/2)+((refractory thickness +insulation thickness)))2 (length + ((refractory thickness +insulation thickness))2(3.14)) - (SCV + refractory volume) l. Unit Insulation Cost ($/ft3) 44.3 m. Total Insulation Cost ($) = insulation volume*insultation cost n. Refractory and insulation replacement freq. (yr) 8 o. Capital Recovery Factor (CRF) = (interest*(1+interest)^(ref and ins replacement freq)) / ((1+interest)^((ref and ins replacement freq)-1) p. Replacement cost ($/yr) = CRF*(refrac. cost + insulat. cost) 12. Overhead a. $/yr=(0.6)(all labor and maintenance materials) = (0.6)*(($/r op labor)+($/yr sup labor)+($/yr maint labor) + ($/yr maint materials)) 13. Property Tax, insurance, and administrative expenses. a. $/yr = (0.04)(Capital Investment) 14. Capital Recovery (Annualized Capital Cost) a. Equipment lifetime (yr) 20 b. Interest rate (%) 10 c. Capital Recovery Factor = (0.1*(1.1)^lifetime)/((1.1)^(lifetime-1)) d. Annualized Capital Cost ($/yr), in 1994 dollars = (CRF)(TCI-refractory replacement costs) **e. Annualized Capital Costs ($/yr), in 2008 dollars** = 1994 Annualized Capital Costs*(575.4/368)

D. Annual Costs (Direct and Indirect), in 1998 dollars **1. Annual Costs (Direct and Indirect), in 2008 dollars** administrative expenses (Item C13). Costs updated to 2008 dollars using CE plant cost indices.

E. Total Annual Costs 1. $/yr=sum of combustor annual costs

**Total annual costs in 2008 dollars** = Summation of Annual Costs (Direct and Indirect) and Capital Recover(Annualized Capital Cost), items C14 and D1. Costs updated to 2008 dollars using CE plant cost indices.

**Batch Operation Parameters/Costs**  **Equation/Default Value**
A. Model Parameters 1. Actual Waste Charging Capacity (C) (lb/batch) 300 2. Operating hours (hr/yr) a. Preheat phase = (hr/yr)*0.02 b. Low-air phase = (hr/yr)*0.31 c. High-air phase = (hr/yr)*0.2 d. Cooldown phase (blowers on) = (hr/yr)*0.44

3. Operating days (days/yr) 4. Volumetric flow rate out of secondary chamber (SC) (dscfm)

B. Total Capital Investment (1-sec SC) 1. Combustor Cost = 1.48*((31.3*C)+32,775)*(368/357.5) **Total capital investment in 2008 dollars** =1.48*((31.3*C)+32,775)*(575.4/357.5)

C. Combustor Annual Operating Costs 1. Electricity (all for the blowers), $/yr = (effect of low vs high air flow neglected) a. hp (0.00203)(C) b. Unit cost ($/kwh) 0.06 c. $/yr = (0.746)(hp)($/kwh)(hr/yr) 2. Natural Gas a. Primary chamber (PC) burner capacity (Btu/hr) = 1,562*C+474100 b. SC burner capacity (Btu/hr) = 1,562*C+474100 c. Preheat phase (1) PC burner utilization rate, % 1 (2) SC burner utilization rate, % 0 d. Low-air phase (1) PC burner utilization rate, % 0.75 (2) SC burner utilization rate, % 0 e. High-air phase (1) PC burner utilization rate, % 0.9 (2) SC burner utilization rate, % 0 f. Unit cost ($/1000)

g. Heating value (Btu/ft3) h. $/Btu 1/1,000,000 i. Overall PC burner utilization 0.46 j. Overall SC burner utilization 0 i. $/yr = (Btu/hr)(utilization rate)(hr/yr)(3.5)/1,000,000 3. Water a. Unit cost ($/1000 gallons) 0.77 b. Consumption (gpm) 0 c. $/yr = (gpm)(60min/hr)((low-air hr/yr)+(high-air hr/yr))($/1000 gal) 4. Operating Labor a. Labor (hr/cycle) 1 b. Ash removal (hr/cycle) 0.5 c. Wage rate ($/hr) 12 d. $/yr = (hrs/cycle)(cycle/yr)(wage rate) **Parameters/Costs Equation/Default Value**  5. Supervisory Labor**Table 7D. Alternative Waste Disposal Algorithm: Cost to Continue Incinerator Operation (3 of 3)** Appendix A

a. $/yr = (0.15)(operating labor) 6. Maintenance Labor a. Labor (hr/8hr) for all operating hours 0.5 b. Wage rate = (1.1)($12/hr) c. $/yr = (hr/8hr)($/hr)(hr/yr) 7. Maintenance Materials a. $/yr = 0.02*TCI 8. Ash Disposal a. Ash (% of waste charge) 0.09 b. Disposal charge ($/ton) 40 c. $/yr = (lb/batch)(ash %)($/ton)(ton/2000)(cycles/yr) 9. PC refractory replacement a. Assume PC is enclosed in a horizontal cylindrical shell b. PC volume (ft3) (PCV) = (0.222)(lb/batch) c. L/D ratio 1.5 d. Internal diameter (PCD) (ft) = ((4*PCV)/(3.1416*1.5))^(1/3) e. Internal length (calculated based on ratio of diameter to length) = PCD/0.666 f. Refractory Thickness (ft) 0.375 g. Refractory Volume (ft3) = ((3.14)(((PCD/2)+(refractory thickness))2 ((length)+(2*thickness)))-PCV h. Unit refractory cost ($/ft3) 130.7 i. Total refractory cost ($) = (unit cost)*(volume) j. Insulation thickness (ft) 0.167

k. Insulation Volume (ft3) = ((((PCD/2)+((refractory thickness +insulation thickness)))2 (length + ((refractory thickness +insulation thickness))2(3.14)) - (PCV + refractory volume) l. Unit Insulation cost ($/ft3) 44.3 m. Total Insulation cost ($) = insulation volume*insultation cost n. Refrac. and Insulat. Replacement Freq. (yr) 8

o. Capital Recovery Factor (CRF) = (interest*(1+interest)^(ref and ins replacement freq))/ ((1+interest)^((ref and ins replacement freq)-1) p. Replacement cost ($/yr) = CRF*(refrac. cost + insulat. cost) 10. SC refractory replacement a. Assume SC for all incinerators is enclosed in a cylindrical shell b. Assumed L/D ratio 2 c. SC volume (ft3) (SCV) = (dscfm/0.9)*(2260/528)*(1sec)*(min/60sec) d. Internal diameter (ft) (SCD) = ((SCV)*(2)/3.1416)^(1/3) e. Internal Length (ft) (L) = (SCV*4)/(3.1416*SCD 2) f. Refractory thickness (ft) 0.375 g. Refractory Volume (ft3) = ((3.14)(((SCD/2)+(refractory thickness))2 ((length)+(2*thickness)))-SCV h. Unit refractory cost ($/ft3) 130.7 i. Total refractory cost ($) = (unit cost)*(volume) j. Insulation thickness (ft) 0.167

k. Insulation Volume (ft3) = ((((SCD/2)+((refractory thickness +insulation thickness)))2 (length + ((refractory thickness +insulation thickness))2(3.14)) - (SCV + refractory volume) l. Unit Insulation Cost ($/ft3) 44.3 m. Total Insulation Cost ($) = insulation volume*insultation cost n. Refractory and insulation replacement freq. (yr) 8

o. Capital Recovery Factor (CRF) = (interest*(1+interest)^(ref and ins replacement freq))/ ((1+interest)^((ref and ins replacement freq)-1) p. Replacement cost ($/yr) = CRF*(refrac. cost + insulat. cost) 12. Overhead
a. $/yr=(0.6)(all labor and maintenance materials) = (0.6)*(($/r op labor)+($/yr sup labor)+($/yr maint labor)+ ($/yr maint materials)) 13. Property Tax, insurance, and administrative expenses. a. $/yr = (0.04)(Capital Investment) 14. Capital Recovery (Annualized Capital Cost) a. Equipment lifetime (yr) 20 b. Interest rate (%) 7 c. Capital Recovery Factor = (0.07*(1.07)^lifetime)/((1.07)^(lifetime-1)) d. Annualized Capital Cost ($/yr), in 1994 dollars = (CRF)(TCI-refractory replacement costs) **e. Annualized Capital Costs ($/yr), in 2008 dollars** = 1994 Annualized Capital Costs*(575.4/368)

D. Annual Costs (Direct and Indirect), in 1998 dollars

**1. Annual Costs (Direct and Indirect), in 2008 dollars** = Summation of Operations and Maintenance (O&M) (Items C1 through C11), overhead (Item C12), property taxes, insurance, and administrative expenses (Item C13). Costs updated to 2008 dollars using CE plant cost indices.

E. Total Annual Costs 1. $/yr=sum of combustor annual costs

**Total annual costs in 2008 dollars** = Summation of Annual Costs (Direct and Indirect) and Capital Recover(Annualized Capital Cost), items C14 and D1. Costs updated to 2008 dollars using CE plant cost indices.