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HVAC consulting services invoice, NYC WTC site, 2003

Machine-extracted title · confidence 95%

Invoice for HVAC consulting services provided at the World Trade Center site in 2003.

NYC-WTC_000135339–000135553
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Scanned page image, NYC-WTC_000135501
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document J-0. iuccuawca6 n VV0010 r warm vvavla■ ■www..~a:~~ ~_~

Mechanical E ust System Identification:

Location: Area Served: D Associated mechanical room: clean Y N dry Y N stored chemicals/refuse Y N System Components Surface Component Dust/ WTC • not present [NOTE: If component not present (NP), not found (NF) or inaccessible (1) please Debris Dust . not found indicate in last column] Present? Present? , inaccessible Exhaust air outlet: Location: Accessible for -inspection? Y /N (explain):

— louvers, grates and/or screens — outside air duct — outside air damper(s) Exhaust fan unit: — blower assembly incl. blower wheel, housing, air vanes, in-line noise attenuators — blower housing acoustical lining 'I — vibration collars Ni.' Exhaust air distribution: — Exhaust air ducts Est. total In ft rU( No. locations inspected Specify type (circle): ruetal fibrous Mass lined meta' l fibrous glass board flçx-duct g — Accessible in-line fire dampers Est. total qty No. locations inspected N — Accessible turning vanes Est. total qty No. locations inspected — Exhaust air grilles Est total qty f.9 No. locations inspected C Other (specify):

Other Information:

General impression (indicate recommendations for cleaning based on finding of WTC dust): ii'J P'-414 1 ST 3t s 'tD I IJ ' T4 c c M? t, A) &''~rS F-,) vc -S .

V

KEY: NP - not present; NF s not found; I = inaccessible; U s unknown

NYC-WTC 000135501

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NYC-WTC_000135501Source: NYC Law Department, mirrored locally

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