Paul’s Picks #1: Spontaneous Trenching Fire Sequence · 8 Aerial Thermograph EPA Contractor – 7...
Transcript of Paul’s Picks #1: Spontaneous Trenching Fire Sequence · 8 Aerial Thermograph EPA Contractor – 7...
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Paul’s Picks #1:
Spontaneous TrenchingFire Sequence
June 2003Warren C&D Landfill - Ohio
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Subsurface Fire ?
Culprit– Poor compaction– Decomposition– Leachate re-circulation
Smoke visible along RR tracks– Bare spots in winter despite snow cover– Wisps of smoke (acrid, burning odor)
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Melted Snow
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Pipes / Hoses
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Tankers / Pallets
Usually a surfactant or wetting agent
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Temp Probes
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Aerial Thermograph
EPA Contractor– 7 runs, 2200’ elevation, 12:45 – 1:10pm– Olympus E20 digital camera
Temperature & chemical analysis– RS-800 Infrared line scanner– MR245 FTIR hyper-spectral scanner
Ambient temperatures on surface– Areas of concern
Pure white areas above 50oC or 120oF– Areas of interest
Areas above 28oC or 80oF
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The Plan
Control plan– Process, preparation, equipment, personnel– Environmental Plan
Weather Leachate handling Air quality
– Safety, contingency– Monitoring
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To the pumps …
‘PyroCool’
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Game on…
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0:00:00
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0:00:12
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0:00:21
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0:00:31
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0:00:41
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0:01:01
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0:01:09
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0:03:21
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0:09:51
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0:10:30
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Pop safety quiz …
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00:15:00
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0:25:00