asphalt plant presentation - guest speaker
TRANSCRIPT
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AN OVERVIEW OF
ASPHALT PLANTS
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Introduction
• Shawn A. Riley – VP of APAC Kansas City & Missouri
• Career– Hall & Riley Construction – APAC– Oldcastle
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Who is APAC?
• Until 2006– Leading Construction Company in U.S.• #1 Asphalt• #5 Quarry
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History of APAC
• 1900 Warren Brothers Company, the forerunner of APAC, was founded February 5, 1900 in Nashville, Tennessee.
• 1900 Frederick J. Warren filed a patent for "Bitulithic" pavement, a mixture of bitumen and aggregate.
• 1901 The first modern asphalt production facility was opened by the Warren Brothers in East Cambridge, MA.
• 1968 Ashland Oil, Inc. acquired Warren Brothers and the name changed to Ashland-Warren, Inc.
• 1980 the Ashland-Warren name was changed to APAC, Inc. still under the ownership of Ashland.
• 2006 APAC was acquired by Oldcastle Materials Group.
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Who is Oldcastle?
• Subsidiary of CRH, Inc. – Dublin, Ireland• 2 Division– Oldcastle Products Group• Oldcastle Glass• Oldcastle Architectural Products• Oldcastle Distribution• Oldcastle Precast• Oldcastle Merchants Metals
– Oldcastle Materials Group
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Oldcastle Materials Group
• Supplies aggregates, asphalt, and ready-mix concrete, and provides paving services.
• Over 1200 locations• Employees 17,500 • 44 states• Over $6 billion Revenues
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Locations
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Why Asphalt Plants?
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Original Design
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First Plants
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Modern High Production?
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Today’s Plants
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Types of Plants
• Drum Plant– Parallel Flow– Counter Flow– Double Barrel
• Batch Plant
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Components of Asphalt Plant
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Material Blending (bins)
• Keeps materials separated• Allows operator to blend materials at
rates/percentages dictated by mix design• Weighs aggregate as it enters drum
dryer• Screens Aggregate
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Drum Dryer
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The Aggregate Dryer Performs Two Functions:
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Drying and Mixing
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Burner
• Types of Fuel• Diesel• Recycled Fuel Oil• Natural Gas• Propane• Coal• Glycerin• Bio fuel• Industrial By-products• Food Industry By-products
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Environmental Controls
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Baghouse
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Baghouse Flow
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Early System
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Silo System
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Silo Systems
• Multiple Silos
Systems
• 250 tons each
• Load Trucks
• Ticket System
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Controls
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Fully Integrated Computer Systems
• Fully Automated Systems
• System Cost $250k
• High Speed Internet
Connection
• Integrated with Accounting
Software
• Remote Troubleshooting
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Costs of Production
Rock18%
Sand13%
Asphalt46%
Ad-mix-tures1%
Equipment6%
Fuel7%
Labor4%
FOH3%
Rock
Sand
Asphalt
Admix-tures
Equipment
Fuel
Labor
FOH
2012
Rock26%
Sand22%
Asphalt13%
Equipment11%
Fuel6%
Labor19%
FOH3%
RockSandAsphaltAdmixturesEquipmentFuelLaborFOH
1950
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Next Project