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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_000135470
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document .,Dalai uns rciton rorm Page 1 of 1 Mechanical Exhaust System Identification: N[-ct+aN i cAt_ (% 4 A Ui qfJ 1.3 Location: Area Served: fLt)ce - dr, Ba-~teoor~ Associated mechanical room: clean Y N dry Y N stored chemicals/refuse Y N System Components Surface Component []COTE: if component not present (NP), not found Dust/ WTC . not present or inaccessible m please Debris Dust a not found indicate in last column] Present? Present? . Exhaust air outlet: Location: inaccessible

Accessible for inspection? Y N (explain):

— louvers, grates and/or screens — outside air duct Y — outside air damper(s) P Exhaust fan unit: — blower assembly incl. blower wheel, housing, air vanes, in-line noise attenuators '1 — blower housing acoustical lining — vibration collars Exhaust air distribution: — Exhaust air ducts Est. total InLi b No. locations inspected 1 Specify ttpe (circle): brows d mnasonry fibrous glass board ex-du ,w `, `, — Accessible in-line fire dampers Est. total qty 7 = No. locations inspected 0 l — Accessible turning vanes Est. total qty No. locations inspected — Exhaust air grilles NP Est. total qty No. locations inspected © Other (specify):

Other Information:

General impression (indicate recommendations for cleaning based on finding of WTC dust): ss !HE UNYI is *oT W0f_NNEq. Sc '(@ AiT"*PT WAS MADE TO C..&rIN WTC I2.1 . +.~ ifrrc t-A-rEP :s-t UM i 7- I- AW : ~4W.t.E Al D BE -c&;-r11 Ltt3v •. k?TC c3$ %/C IN 'Tht

os C.',t.ENNr~C-i CZ OTC, e çr DU 1S C2 tit 1- CA 1-i E- 'EXH A LW-r 41J VA/TI, 11'5 AVcey.AMClt

[KEY: NP = not present; NF = not found: I = inacrescthte it =,.ntz.,..d..

NYC-WTC 000135470

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NYC-WTC_000135470Source: NYC Law Department, mirrored locally

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