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Attachment 4.4.1 Project Development Cost
DATE PREPARED ESTIMATE OF PROBABLE COST OF DESIGN & CONSTRUCTION 10/2/2008 Attachment 4.4.1 Project Development Cost PROJECT Delta High School Biomass Heating System CTA Architects Engineers Option 306 West Railroad Avenue, Suite 104, Missoula, MT 59802 Fully Automated 4.2 Mmbtu/hr Wood Chip Boiler with Masonry Building 406. 728. 9522 800. 780. 7455 Fax: 406. 728. 8287 1-800-780-7455 High School Only http://www.ctagroup.com E-mail: info@ctagroup.com ESTIMATOR Costs obtained from RS Means and historical information.Ratz Sheet 1 of 1 QUANTITY MATERIAL LABOR No. Unit Per Per TOTAL PROJECT COMPONENT Units Meas. Unit TOTAL Unit TOTAL COST COST BIOMASS BOILER AND STACK SYSTEM Wood Fired Heating System (4.2 MMBtuh Output- Hot Water) 1 assy $300,000.00 $300,000 $50,000.00 $50,000 $350,000 Cyclone Seperator 1 assy $15,000.00 $15,000 $5,000.00 $5,000 $20,000 Stack 1 assy $45,000.00 $45,000 $5,000.00 $5,000 $50,000 Subtotal $420,000 TOTAL- BIOMASS BOILER SYSTEMS $420,000 BOILER BUILDING COSTS Boiler Plant Building - CMU Building (Slab on Grade) 3000 sf $75.00 $225,000 $75.00 $225,000 $450,000 Subtotal $450,000 TOTAL- Boiler Building $450,000 BOILER BUILDING MECHANICAL COSTS Domestic Water System 1-1/2" Insulated Copper CW 100 lf $25.00 $2,500 $16.00 $1,600 $4,100 3/4" Insulated Copper (CW & HW) 175 lf $9.00 $1,575 $11.00 $1,925 $3,500 Emergency Shower and Mixing Valve 1 assy $2,000.00 $2,000 $320.00 $320 $2,320 Electric Water Heater 1 ea $1,000.00 $1,000 $210.00 $210 $1,210 Service Sink 1 ea $960.00 $960 $740.00 $740 $1,700 D-W-V System 2" PVC D-W-V 120 lf $3.25 $390 $18.00 $2,160 $2,550 4" PVC D-W-V 70 lf $8.00 $560 $20.00 $1,400 $1,960 Floor Drains 3 ea $575.00 $1,725 $64.00 $192 $1,917 Duplex Sump Pump w/ basin & controls 1 ea $5,000.00 $5,000 $1,500.00 $1,500 $6,500 Miscellaneous Plumbing 1 ls $1,000.00 $1,000 $1,000.00 $1,000 $2,000 Site Utilities 1-1/2" Water Service (from existing H.S.) 50 lf $1.60 $80 $2.15 $108 $188 Trenching (4' w x 8' d x 50 lf) 60 cy $4.50 $270 $7.50 $450 $720 6" PVC Sewer Main 500 lf $10.00 $5,000 $4.00 $2,000 $7,000 Trenching (8' w x 6' d x 1000 lf) 900 cy $4.50 $4,050 $7.50 $6,750 $10,800 HVAC Combustion Ductwork 600 lbs $1.20 $720 $6.75 $4,050 $4,770 Louvers 56 sf $60.00 $3,360 $18.00 $1,008 $4,368 Control Dampers 4 ea $480.00 $1,920 $95.00 $380 $2,300 Heating Hot Water Piping 1-1/2" Insulated Copper 120 lf $25.00 $3,000 $16.00 $1,920 $4,920 6" Insulated Black Steel 150 lf $63.00 $9,450 $50.00 $7,500 $16,950 Base mounted boiler pumps w/ accessories 2 ea $10,000.00 $20,000 $2,500.00 $5,000 $25,000 Unit Heater 3 ea $800.00 $2,400 $150.00 $450 $2,850 Unit Heater Piping Assembly 4 ea $650.00 $2,600 $700.00 $2,800 $5,400 Miscellaneous Piping Components 1 ls $5,000.00 $5,000 $5,000.00 $5,000 $10,000 Temperature Controls 1 ls $5,000.00 $5,000 $5,000.00 $5,000 $10,000 Plant Electrical Work 1 ls $25,000.00 $25,000 $12,500.00 $12,500 $37,500 Emergency Generator 75KW 75 KW $475.00 $35,625 $60.00 $4,500 $40,125 Subtotal $210,648 TOTAL- BOILER BUILDING MECHANICAL COSTS $210,648 SUBTOTAL BUILDING & BOILER $1,080,648 MECHANICAL INTEGRATION COSTS High School Heating Hot Water Piping 1-1/2" Pre-Insulated Piping System (Below Grade) 65 lf $50.00 $3,250 $40.00 $2,600 $5,850 1-1/2" Insulated Copper (Above Grade) 120 lf $25.00 $3,000 $16.00 $1,920 $4,920 6" Pre-Insulated Piping System (Below Grade) 65 lf $100.00 $6,500 $60.00 $3,900 $10,400 6" Insulated Black Steel (Above Grade) 150 lf $73.00 $10,950 $50.00 $7,500 $18,450 Trenching (8' w x 4' d x 55 lf) 65 cy $6.40 $416 $5.30 $345 $761 Miscellaneous Piping Components 1 ls $5,000.00 $5,000 $5,000.00 $5,000 $10,000 Electrical Work 1 ls $0.00 $0 $0.00 $0 $0 Subtotal $50,381 TOTAL- MECHANICAL INTEGRATION COSTS $50,381 SUBTOTAL $1,131,028 General Conditions & Construction Mgr. Fees 20%$226,206 SUBTOTAL $1,357,234 Escalation to Bid Date (Feb. 2010) 10%$135,723 SUBTOTAL $1,492,957 REMOTE FACTOR 30.00%$447,887 SUBTOTAL CONSTRUCTION $1,940,844 SOFT COSTS A/E Design Services (boiler, building & integration) 10%$149,296 Site Survey 1 ls $5,000.00 $5,000 $5,000 Geotechnical Investigation 1 ls $15,000.00 $15,000 $15,000 Asbestos Survey and Report 1 ls $0.00 $0 $0 Construction Material Testing 1 ls $5,000.00 $5,000 $5,000 Building Permit 1 ls $2,500.00 $2,500 $2,500 Equipment Commissioning 1 ls $5,000.00 $5,000 $5,000 Air Quality Engineering 1 ls $2,500.00 $2,500 $2,500 Air Quality Permit 1 ls $5,000.00 $5,000 $5,000 SUBTOTAL SOFT COSTS $189,296 $189,296 PRECONTINGENCY PROJECT TOTAL $2,130,140 CONTINGENCY 20.00%$426,028 RECOMMENDED PROJECT BUDGET - DESIGN AND CONSTRUCTION COSTS $2,556,168 Attachment 4.4.1 Project Development Cost