HMA plant operation Power Point
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Transcript of HMA plant operation Power Point
![Page 1: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/1.jpg)
HMA PLANT OPERATION
![Page 2: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/2.jpg)
Types Of Plants
BATCH DRUM MIXER
![Page 3: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/3.jpg)
NCAT 3
Basic Purpose Of HMA Plants
To produce a quality hot asphalt mixture that contains the desired proportions of asphalt and aggregate and meets all specifications.
![Page 4: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/4.jpg)
Batch planttypical layout
Storage Silo
Batch TowerDryer
Conveyor BeltAggregate Bins
Burner
Asphalt Storage
Hot elevator
![Page 5: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/5.jpg)
Drum Mixer Planttypical layout
Storage Silo
Dryer
Conveyor BeltsAggregate Bins
Burner
Asphalt Storage
![Page 6: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/6.jpg)
NCAT 6
Common Plant Operations
• Cold aggregate storage and feeding
• Dust control and collection• Mix storage• Weighing and handling
![Page 7: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/7.jpg)
NCAT 7
Common Plant Operations
• Cold aggregate storage and feeding
• Dust control and collection• Mix storage• Weighing and handling
![Page 8: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/8.jpg)
NCAT 8
Aggregate Stockpile
![Page 9: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/9.jpg)
NCAT 9
Stockpiling Operations
![Page 10: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/10.jpg)
NCAT 10
Cold Feed BINS
Conveyor Belts
![Page 11: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/11.jpg)
NCAT 11
Common Plant Operations
• Cold aggregate storage and feeding
• Dust control and collection• Mix storage• Weighing and handling
![Page 12: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/12.jpg)
NCAT 12
Hma Mixing Plants Create Dust
![Page 13: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/13.jpg)
NCAT 13
Centrifugal Dust Collector
![Page 14: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/14.jpg)
NCAT 14
Baghouse Dust Collector
![Page 15: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/15.jpg)
NCAT 15
Collector Efficiency
74 micron
30 micron
10 micron
5 micron
1 micron
Cylone (80-90%)
Multicone (80-90%)
Wet collector (90-96%)
Baghouse
![Page 16: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/16.jpg)
NCAT 16
Common Plant Operations
• Cold aggregate storage and feeding
• Dust control and collection• Mix storage• Weighing and handling
![Page 17: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/17.jpg)
NCAT 17
Storage Stucture Typical Layout
HOT MIX
PLANTSurge
Bin
Conveyor
![Page 18: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/18.jpg)
SURGE SILO
![Page 19: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/19.jpg)
NCAT 19
Common Plant Operations
• Cold aggregate storage and feeding
• Dust control and collection• Mix storage• Weighing and handling
![Page 20: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/20.jpg)
NCAT 20
Plants are computer controlled
![Page 21: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/21.jpg)
TRUCK BEING LOADED FROM
A DIRECTLY FROM A BATCH
PLANT
![Page 22: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/22.jpg)
Truck Being Loaded From A Surge Silo
![Page 23: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/23.jpg)
NCAT 23
Truck Loading from a Surge Bin
![Page 24: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/24.jpg)
BATCH PLANTtypical layout
Storage Silo
Batch TowerDryer
Conveyor BeltAggregate Bins
Burner
Asphalt Storage
Hot elevator
![Page 25: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/25.jpg)
NCAT 25
Batch PlantBatch Tower
Pug Mill
![Page 26: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/26.jpg)
NCAT 26
Burner - Batch Plant
![Page 27: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/27.jpg)
NCAT 27
Schematic of a batch plant
![Page 28: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/28.jpg)
NCAT 28
Screen Deck
HOT BINS
![Page 29: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/29.jpg)
NCAT 29
Pug Mill
![Page 30: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/30.jpg)
Drum Mixer Planttypical layout
Storage Silo
Dryer
Conveyor BeltsAggregate Bins
Burner
Asphalt Storage
![Page 31: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/31.jpg)
Drum Dryer Mixer
![Page 32: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/32.jpg)
NCAT 32
Temperature Profile in Drum Mixer
![Page 33: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/33.jpg)
Dryer For Drum Dryer Mix Plant
![Page 34: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/34.jpg)
Dryer For A Drum Mixer Plant
Aggregate Entry Point
![Page 35: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/35.jpg)
NCAT 35
Controls
![Page 36: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/36.jpg)
Small Drum Mixer Plant
![Page 37: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/37.jpg)
Sometimes Things Go Wrong
![Page 38: HMA plant operation Power Point](https://reader036.fdocuments.net/reader036/viewer/2022070508/577cc6d71a28aba7119f4640/html5/thumbnails/38.jpg)
NCAT 38
Questions - ?