NYC-WTC_000203162

NYC 9/11 Public Portal Document

AIR MONITORING DATA SHEET It CHAIN OF CUSTODY FORM PROJECT INFORMATION I/-ADDRESS: ‘•PROJECT NAME: ’•BORO: ‘■DATE: , “■AIR MONITOR: - / ••(a)Background: _ (b) OSHA: _ (c) Prc-Abale:__ (d)PoslAbalc-_ (e) Abatement: - (I) Ambient- (g) PCM(0.8uMCE) (h)TEM (0.45nMCE)

AIR SAMPLING DATA ROTOMETER No: SAMPUNCTIME FLOI RATE OF PUMP L/min) ’•Sample ID •^Pump ••Sample Location '“•Start End Total '•Start End Avj. •^ToUl » Fiber No: Time Time Mins Flow Flow Flow Vol (L) Cone. J&2s^xoxaU»-t^ll2afliuaiJLL£iZ^^ lS122^^2i£l£^ to^ Jifl. /s let^7.7yA3o7o^2 1211. 12^ js zs >0.0 0*4.

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CHAM OF CUSTODY Tonwroond Tinr. 2hn---- 6hn — Z4hn—48hn----- 72hn — •^Reiinqaisbedby •^ Received by *DaU "•Time * Analysis Requested

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NYC-WTC_000203163