NYC 9/11 Public Portal Document
z. j - central Ventilation
System Visual Inspection Form Page 2 of 2
System Components Surface I. I Component
[NOTE: if component not present (NP), not found Dust/ WTC • not present
(NF) or inaccessible (1) please Debris Dust
indicate In last column] • not found
Present? Present? • innrraecihlc
Filter loading (light, moderate. heay):
If o E4Tf.:
❑ Abraded/delaminated acoustical lining
❑ Filter bypass (describe)
General impression (ii
to ica recommendations for cleaning based on finding of WTC
dust):
sas psio 'Tc u
sr
&k& O Bs vF— D ,N 'T+4 S YSTe--t , IT
Goi.i1oNE-NTS A frS \SsocgFT cc -Two .
•_ fV U C.t_c-oNt NEB i3 ` QQ
KEY: NP = not resent; NF = not found; I =
inaccessible; U= unknown
NYC-WTC-000116259
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000116259Source: 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.