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DP Library GSHP LCCA - Final
Life Cycle Cost Analysis - Summary City and Borough of Juneau Dimond Park Library Heat System Alternatives Study Period:20 Discount Rate:3.00% Discount Rate (oil):-2.00% Discount Rate (elec):2.00% Alternate #1 = Oil/Elec HVAC Alternate #2 = Geothermal HVAC Initial Investment Cost $320,000 $864,500 Operations Cost $553,712 $126,626 Maintenance & Repair Cost $156,213 $185,968 Replacement Cost $0 $0 Residual Value -$25,967 -$201,538 Total Life Cycle Cost $1,003,958 $975,556 GSF of Project 20,600 GSF 20,600 GSF Initial Cost/GSF $15.53 $41.97 LCC/GSF $48.74 $47.36 Discount rate for study period based on National Institute of Standards and Technology (NIST) discount rates for use in life-cycle cost analyses for projects related to energy conservation, water conservation, and renewable energy resources. Discount rate for oil based on historic data of 6% annual escalation of oil cost. Discount rate for electricity based on historic data of 2% annual escalation of electricity cost. Life Cycle Costs of Project Alternatives Printed: 9/13/2012 DP Library LCCA - Final 1 of 3 Life Cycle Cost Analysis - Alternate #1 City and Borough of Juneau Dimond Park Library Heat System Alternatives Alternate 1 = Oil / Electric HVAC System GSF:20,600 GSF Quantity Unit Unit Cost Total Cost Years Present Value Initial Expenses Initial Investment Cost (one time start-up costs) Construction Management 1 LPSM $12,000 $12,000 0 $12,000 Special Inspection 1 LPSM $5,000 $5,000 0 $5,000 Bidding & Permits 1 LPSM $8,000 $8,000 0 $8,000 Design Services 1 LPSM $30,000 $30,000 0 $30,000 Construction - Heating 1 LPSM $132,000 $132,000 0 $132,000 Construction - Cooling 1 LPSM $102,500 $102,500 0 $102,500 Commissioning 1 LPSM $10,500 $10,500 0 $10,500 Project Contingency 1 LPSM $20,000 $20,000 0 $20,000 Future Expenses Operations Cost (annual costs) Heating Fuel 5,000 GALS $4.11 $20,550 20 $511,577 Electricity 23,426 KWH $0.11 $2,577 20 $42,135 Water and Sewer 1 LPSM $0 $0 20 $0 Other 1 LPSM $0 $0 20 $0 Maintenance & Repair Cost (upkeep costs…estimate on annual basis) Site Improvements 1 LPSM $500 $500 20 $7,439 HVAC Equipment 1 LPSM $10,000 $10,000 20 $148,775 Electrical Service/Generation 1 LPSM $0 $0 20 $0 Other 1 LPSM $0 $0 20 $0 Replacement Cost (scheduled replacement of building system or component) Site Improvements 1 LPSM $35,000 $35,000 25 $0 HVAC Equipment 1 LPSM $199,500 $199,500 25 $0 Electrical Service/Generation 1 LPSM $0 $0 1 $0 Other 1 LPSM $0 $0 1 $0 Residual Value (value of facility at end of study period) Site Improvements - AST 1 LPSM $35,000 $35,000 25 -$3,876 HVAC Equipment 1 LPSM $199,500 $199,500 25 -$22,092 Electrical Service/Generation 1 LPSM $0 $0 1 $0 Other 1 LPSM $0 $0 1 $0 Total Life Cycle of Alternate #1 $1,003,958 Printed: 9/13/2012 DP Library LCCA - Final 2 of 3 Life Cycle Cost Analysis - Alternate #2 City and Borough of Juneau Dimond Park Library Heat System Alternatives Alternate 2 = Geothermal HVAC System GSF:20,600 GSF Quantity Unit Unit Cost Total Cost Years Present Value Initial Expenses Initial Investment Cost (one time start-up costs) Construction Management 1 LPSM $28,000 $28,000 0 $28,000 Special Inspection 1 LPSM $14,000 $14,000 0 $14,000 Bidding & Permits 1 LPSM $10,000 $10,000 0 $10,000 Design Services 1 LPSM $55,000 $55,000 0 $55,000 Construction - Loop Field 1 LPSM $550,000 $550,000 0 $550,000 Construction - Equipment 1 LPSM $150,000 $150,000 0 $150,000 Commissioning 1 LPSM $10,500 $10,500 0 $10,500 Project Contingency 1 LPSM $47,000 $47,000 0 $47,000 Future Expenses Operations Cost (annual costs) Heating Fuel 1 GALS $0.00 $0 20 $0 Electricity 73,752 KWH $0.11 $7,744 20 $126,626 Water and Sewer 1 LPSM $0 $0 20 $0 Other 1 LPSM $0 $0 20 $0 Maintenance & Repair Cost (upkeep costs…estimate on annual basis) Site Improvements 1 LPSM $0 $0 20 $0 HVAC Equipment 1 LPSM $12,500 $12,500 20 $185,968 Electrical Service/Generation 1 LPSM $0 $0 20 $0 Other 1 LPSM $0 $0 20 $0 Replacement Cost (scheduled replacement of building system or component) Site Improvements 1 LPSM $550,000 $550,000 50 $0 HVAC Equipment 1 LPSM $140,000 $140,000 25 $0 Electrical Service/Generation 1 LPSM $10,000 $10,000 50 $0 Other 1 LPSM $0 $0 1 $0 Residual Value (value of facility at end of study period) Site Improvements 1 LPSM $550,000 $550,000 50 -$182,713 HVAC Equipment 1 LPSM $140,000 $140,000 25 -$15,503 Electrical Service/Generation 1 LPSM $10,000 $10,000 50 -$3,322 Other 1 LPSM $0 $0 1 $0 Total Life Cycle of Alternate #2 $975,556 Printed: 9/13/2012 DP Library LCCA - Final 3 of 3