NYC 9/11 Public Portal Document
2.1
Centrai Ventilation System Visual Inspection Form
System Components
[NOTE: if component not present (NP), not found (NF) or inaccessible (I) please
indicate in last column]
Other (specify):
Surface
Dust/
Debris
Present?
Page 2 of 2
Component
WTC
Dust
• not present
Present?
• not found
• inaccessible
Other Iaformation:
Filter loading (ligh, moderate, heavy): SOHE. Fictras MissiNg
• Abraded/delaminated acoustical lining
• Filter bypass (describe)
- FRESH DiR INTAKE DUCTWORK IS 1004, INSPECTED AT 5 LOCATIONS.
NO WTC DEBEIS WAS OBSERVED.
General impression (indicate recommendations for cleaning based on finding of WTC dust):
FRESt AiR INTARE PI ACIA FOR THIS UNiT HAS A CONSIDERABLE
AMOUAT OF. WTC ReLATER DUST ON FLOORa
THERE 15 NU NOTICEABLE INTC RELATED DUST iN DOET WORK.
KEY: NP = not present; NF = not found; I= inaccessible; U = unknown
NYC-WTC 000113889
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000113889Source: NYC Law Department, mirrored locally
An HVAC inspection report from Cole Consulting Corporation dated February 13, 2003, recommending cleaning of units at 275 Greenwich Street due to WTC dust.