River Avenue Pittsburgh, Pennsylvania Michael J. Carroll Mechanical Option Primary Advisor: Dr. Bahnfleth H.J. Heinz Distribution Center

Michael J. CarrollMechanical Option Presentation Outline  Building Synopsis  Client Concerns  Goals of Project  Mechanical Systems  Mechanical System Selection  Daylight Addition  Roof Framing Redesign  Conclusions  Questions

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Building Synopsis  Total 150,000 ft 2  140,000 ft 2 Warehouse  3 Offices, 2 Break Rooms, 2 Sets of Rest Rooms  Built 8/2000  11/2001  $14 million cost  Addition to Prior Warehouse  Adjacent to Allegheny River

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option H.J. Heinz Distribution Center

Michael J. CarrollMechanical Option H.J. Heinz Distribution Center

Michael J. CarrollMechanical Option H.J. Heinz Distribution Center

Michael J. CarrollMechanical Option Client Concerns  Open Floor Space  Storage for Canned Food  Temperate Climate  Freezing of Cans Near Intake Louvers

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Client Concerns Freezing Cans

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Goals of Project  Provide Economical and Efficient Working Environment  Supply Zonal Air Conditioning  Impart Daylight into Warehouse  Design Roof Framing for Daylighting Clerestories

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Mechanical Systems Existing Mechanical:  3 Duct Heaters  12 Intake Air Louvers  13 Exhaust Fans  Air-to-Air Packaged Heat Pumps

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Mechanical Systems Existing Cooling:

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Mechanical Systems Existing Heating:

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Mechanical Systems Proposed Mechanical:  Geothermal Heat Exchanger  Ground Water Heat Pump System  Surface Water Heat Pump System  Zonal Heating and Cooling Control

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Zonal Heat Pump Sizes and Quantities ZoneRoomsDesign LoadUnit SizeQuantity of Units Zone 1East Office Area1 Ton 1 Zone 2West Office Area2 Tons 1 Zone 3Conveyor Hallway20 Tons10 Tons2 Zone 4Warehouse336 Tons25 Tons14 Mechanical Systems Proposed Heat Pump Locations:

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Mechanical Systems Geothermal Exchanger Heat Pump:

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Geothermal Heat Pump Equipment Pricing UnitQuantityMaterialInstallationUnit TotalTotal 25 Ton Heat Pump14$14,500.00$6,425.00$20,925.00$292, Ton Heat Pump1$1,325.00$1,100.00$2, Ton Heat Pump1$1,925.00$1,350.00$3, Ton Heat Pump2$9,200.00$2,800.00$12,000.00$24, /4" Polyethylene HX Pipe (in Linear Feet) 39,219$0.61$2.03$2.64$103, " Copper H2O Pipe (in Linear Feet)1,875$2.37$4.03$6.40$12, /2" Fiberglass with Jacket Insulation (LF)1,875$1.04$1.94$2.98$5, $443, Mechanical Systems Geothermal Exchanger Heat Pump:

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Mechanical Systems Ground Water Heat Pump

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Ground Water Heat Pump Equipment Pricing UnitQuantityMaterialInstallationUnit TotalTotal 25 Ton Heat Pump14$14,500.00$6,425.00$20,925.00$292, Ton Heat Pump1$1,325.00$1,100.00$2, Ton Heat Pump1$1,925.00$1,350.00$3, Ton Heat Pump2$9,200.00$2,800.00$12,000.00$24, GPM Plate & Frame Heat Exchanger1$7,360.00$590.00$7, HP GPM End-Suction Pump (each)2$4,340.54$2,336.88$6,677.42$13, /2" Sch. 40 Steel Pipe (LF)360$5.05$9.60$14.65$5, " Copper H2O Pipe (in Linear Feet)1,875$2.37$4.03$6.40$12, /2" Fiberglass with Jacket Insulation (LF)1,875$1.04$1.94$2.98$5, $366, Mechanical Systems Ground Water Heat Pump

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Mechanical Systems Surface Water Heat Pump

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Surface Water Heat Pump Equipment Pricing UnitQuantityMaterialInstallationUnit TotalTotal 25 Ton Heat Pump14$14,500.00$6,425.00$20,925.00$292, Ton Heat Pump1$1,325.00$1,100.00$2, Ton Heat Pump1$1,925.00$1,350.00$3, Ton Heat Pump2$9,200.00$2, $12, $24, /4" Polyethylene HX Pipe (in Linear Feet)109,885$2.37$4.03$6.40$703, " Copper H2O Pipe (in Linear Feet)1,875$2.37$4.03$6.40$12, /2" Fiberglass with Jacket Insulation (LF)1,875$1.04$1.94$2.98$5, $1,043, Mechanical Systems Surface Water Heat Pump:

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Mechanical System Selection Which is the Best Heat Pump Solution???

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Mechanical System Selection Ground Water Heat Pump Advantages:  Less Drilling for Wells than Geothermal Piping  Less Piping required than Surface Water or Geothermal  $76,960 savings over Geothermal  $676,685 savings over Water Source

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Daylighting Existing Warehouse Lighting:  Watt Metal Halide Fixtures  Watt Fluorescent T8’s = Total 101,750 Watts Installed Warehouse Daylighting:  3 Sets of 3’ high windows length of Warehouse  Visible Transmittance of 0.50  Window-to-wall Ratio = 0.36

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Daylighting

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Daylighting Summer / Clear Sky Illuminance  275 Fc on Floor  130 Fc on Can Sides

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Daylighting Winter / Overcast Sky Illuminance  30 Fc on Floor  22 Fc on Can Sides

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Daylighting Luminaire F01 (metal halide) F02 (fluorescent) F10 (fluorescent) F01 (metal halide) F01 (metal halide) Luminaires Lumens = 36,0005,9509,20036,000 CU = RSDD =0.96 LLD = BF = LDD =0.82 LFF = Illuminance (fc) = Total Illuminance (fc) =

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Daylighting Summer Month Peak Savings:  64 kilowatts  $186 Winter Month Peak Savings:  25.6 kilowatts  $75

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Structural Redesign Existing Roof Structure:  Pre-fabricated Wide-Flange Steel Beams Redesigned Structural Members:  New Joist-Girders  3 sets of 3’ high windows required (= 2 clerestories)  10’ opening for clerestory for length of warehouse (737’)

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Structural Redesign Joist SizeLocation 24K7North and South Exterior Walls 32LH06Roof Framing Throughout (excluding Clerestories) 36LH13Roof Framing Supporting Clerestories 60G12N13.4K Joist Girder on Interior with No Clerestories 60G12N6.7K Joist Girder on West/East Exterior Walls with No Clerestories Modified 60G12N13.4K Joist Girder on Interior with Clerestories Modified 60G12N6.7K Joist Girder on West/East Exterior with Clerestories

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Structural Redesign Modified Joist Girders

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Conclusions  Ground Water Heat Pumps are Economical for the Pittsburgh Environment  Heating and Cooling provided in all spaces  Daylight reduces Power Demand, and Provide Natural Sunlight  Joist Girders supply needed strength and span Warehouse requires

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Accolades The AE Department  Dr. William Bahnfleth  Dr. Jim Freihaut  Moses Ling  M. Kevin Parfit  Jonathan Dougherty LLI Technologies  James White, PE  Marjorie Conrad  Chuck Boyle Mosities Construction  Tom Edwards Star Electric  Bob Kalan AE Colleagues

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option ? Questions

H.J. Heinz Distribution CenterMichael J. CarrollMechanical Option Thank You!