Memo from Cole Consulting recommending cleaning of HVAC components at 50 [Street] following visual inspection for WTC dust in February 2003.
NYC-WTC_000133629–000133641
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
2:4. Passive Shaft/Duct Visual Inspection Form Page 1 of I Passive Shaft-Duct Identification: Location: Area Served: c7 Surfa Ce Component System Components Dust/ WTC ~ not [NOTE: if component not present (NP), not found (NF) or inaccessible (1) please Debris Dust present indicate in last column] Present? Present? 4 not found 4 inaccessible Outside air intake (if servicing supply air): Location:
Accessible for inspection? Y _N (explain):
louvers, grates, screens or weather cap Exhaust outlet/louver (if sery icing exhaust air): Location: 1=
Accessible for inspection? Y t __ (explain):
louvers, grates, screens or weather cap /./ Supply air distribution (if servicing supply air): Supply air outlet(s) Est, total qty No. locations inspected Specify shaft substrate (circle): metal fibrous Glass lined metal masonry fibrous glass board flex-duct wood
Accessible fire dam ers Est. total No. locations ins ected Pipes/mechanical equipment, etc. located in shaft P Return air distribution (if servicing exhaust air): Exhaust air inlet(s) Est. total qty 3 No. locations inspected Specify shaft substrate (circle): metal fibrous glass lined metal masonry l) rows glass board flex-duct wood (/ Accessible fire dam ers Est. total No. locations ins ected /\/Q Pi es/mechanical a ui ment, etc. located in shaft ttj19 Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of «'TC dust):
t .':NP = not present; NF = not found; I — inaccessible; U = unknown
NYC-WTC 000133640
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000133793
Memo recommending cleaning of lobby and roof HVAC units at 50 [Street] due to WTC dust found during inspection.
6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000133762
Cole Consulting identifies impacted HVAC units at 50 [Street] requiring cleaning due to WTC dust found during a February 2003 inspection.
5 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.977
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000130411
Memo from Cole Consulting Corporation recommending no HVAC cleaning at 118 Chambers Street due to lack of WTC dust.
5 shared non-person entities · 1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000130428
Memo from Cole Consulting Corporation recommending no HVAC cleaning at a building on the WTC site due to lack of WTC dust.
5 shared non-person entities · 1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000139961
Inspection form template for documenting debris and dust presence in passive ventilation shafts.
2 shared non-person entities · 1 shared topics · similarity 0.983
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000139940
Form to inspect supply and exhaust outlets, grates, and duct substrates for contamination or damage.
2 shared non-person entities · 1 shared topics · similarity 0.983
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000140023
Inspection form for HVAC components including outside air intake and exhaust outlets, assessing accessibility and presence of WTC dust contamination.
2 shared non-person entities · 1 shared topics · similarity 0.983
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000139872
Inspection record for supply air outlets and duct substrates, checking for accessibility and debris presence.
2 shared non-person entities · 1 shared topics · similarity 0.983
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000130404
Consulting report recommending cleaning of HVAC equipment due to WTC dust contamination found in the system.
5 shared non-person entities · 1 shared topics · similarity 0.976
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000131909
Blank ventilation system evaluation form for recording building details and inspection data.
2 shared non-person entities · 1 shared topics · similarity 0.972
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000113892
Invoice from Athenica Environmental Services for HVAC and environmental inspections performed at 380 Rector Place on January 13, 2003.
3 shared non-person entities · 1 shared topics · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000132758
A ventilation system evaluation form for a multi-use facility with 300 residential units and nine floors.
2 shared non-person entities · 1 shared topics · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000133793
Memo recommending cleaning of lobby and roof HVAC units at 50 [Street] due to WTC dust found during inspection.
Similarity score 0.995 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000133793
Memo recommending cleaning of lobby and roof HVAC units at 50 [Street] due to WTC dust found during inspection.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000133793
Memo recommending cleaning of lobby and roof HVAC units at 50 [Street] due to WTC dust found during inspection.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000133793
Memo recommending cleaning of lobby and roof HVAC units at 50 [Street] due to WTC dust found during inspection.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000130428
Memo from Cole Consulting Corporation recommending no HVAC cleaning at a building on the WTC site due to lack of WTC dust.
Similarity score 0.994 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000139940
Form to inspect supply and exhaust outlets, grates, and duct substrates for contamination or damage.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Machine-extracted building matches; verify each source. Buildings, never households.
Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.
Memo recommending cleaning of lobby and roof HVAC units at 50 [Street] due to WTC dust found during inspection.
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NYC-WTC_000139961
Inspection form template for documenting debris and dust presence in passive ventilation shafts.
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NYC-WTC_000139940
Form to inspect supply and exhaust outlets, grates, and duct substrates for contamination or damage.
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