NYC 9/11 Public Portal Document
- ------ - --- aA C1 VII
echaxµcal Exhaust System Identification
tion• fi
L.~F- 'da-i%lap'f; '•K-..~"~L tCT~~:
F ~ C-aciated mechanical room: clean Y N dry N
stored cheudcals/refuse Y N
System Components Surface Component
Dust/ WTC . not present
[NOTE: if component not present (NP), not found (Ni) or inaccessible (I) please Debris Dust
Indicate In last column) . not found
Present? Present? .
Exhaust air outlet; inaccessible
Location:
Accessible for inspection? Y_\/" N - (explain):
- louvers, grates and/or screens
- outside air duct
ti
(\J ___________
- outside air damper(s)
Exhaust fan unit:
- blower assembly incl. blower wheel, housing, air vanes, in-line noise attenuators
- blower housing acoustical lining
- vibration collars
Exhaust air distribution:
- Exhaust air ducts Est. total in ft 3 C, D No. locations inspected Q3
Specify type (circle): a bus class lined metal masomv fibrous glass board
ilex-duct w
— Accessible in-line fire dampers Est. total qty No. locations inspected t\.; t
- Accessible turning vanes Est. total qty Ci No. Iocations inspected 01
- Exhaust air grilles Est. total qty ' . Z No. locations inspected C_
Other (specify):
Other Information:
General impression ('indicate recommendations for cleaning based on finding of WTC dust):
--W;; JTC. ►E-t3 'i s( t
Luc rS+
e; Tl- FA N AN,.~~ i7s scc.A'~
KEY: NP = not present; NF = not found; I = Inaccessible; U = unknown
NYC-WTC 000135498
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