NYC 9/11 Public Portal Document
' I Ww Qa*St~'tla!1 Vi .Q414% ti OV41 LTB IRft - Page 1 of 1
to nebai4cal ExhaustSyatenlYdGi tca o!
c*M'4IC,AL ExkL)$7t1 f
Location: r Area "4~:
U WSes e- Roo — £ r~././Tj1 . Ef~L1~
Aséoclated mechanical roof t: Y N dry~Y N stored cheasticals/re4iase Y N
Surface Component
System Components Dust! WTC • not present
[NOTE: ii"component net present (P), not found +(11L) or inaccessible (I) please ]F9el►eie Dast • not found
Indicate in last column] S Present? ?i'e ? • inaccessible
Exhaust air outlet: Location:
Accessible for inspection? i / I (explain):
- louvers, grates and/or E:.ruse
.. outside air duct
— outside air da r(s) y
Exhaust fan waft:
— blower assembly incL 1: •lower wheel, housing. air vanes, bs-line noise attenuators
— blower housing acoust :al lining 1
— vibration collars NP
Exhaust air chair tbuit1on:
— Exhaust air duds Fes xnal in ft V No. locations inspected
Specify type (circle): ;.! us lass limed tnY3 e;ua boaad
-Accessible in-line fire de: :iper5 Est. total sty _.. No. locations inserted
-- Accessible taxying vanes Est total qty No. locations inspected 3
- Exhaust air grilles Est total qty No. locations inspected
Other (specify):
Other Information:
General impression çandicr.e recommendations for cleaning based an finding of Wit dust):
WTC -emu S`T WAS 0^tssE- it.-' T4ce- ONet S
of-Tke- T M, J%ND 1715 ~}ss®cti~tc~ j ucrs.
74c HFCMOW'C41. ddurON .?7, or- `rUtr i. AN .A JI 0713 As'OGs}?"
?j t0CT5' IV + N r r r ro eL )
I{JY: NP = not present; N, - not found; I — inaccessible; V — unknown
NYC-WTC-000117925
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