NYC-WTC_000231431

NYC 9/11 Public Portal Document

Riverpoint, Inc. T'llillside Avenue, Suite 100 • New Hocheiie • New York 10801 -1608 (014) (532-1552 Telephone (914) 632-1558 Facsimile

PCM Air Sample Analysis and Calibration Form Job Numtxir: lO j j F = Final Clearance Page 3^ of _3- Joi) Name: P = Pre-Abatement nate: Work Arc?) J = Inside Work Area Field Tect->nician:yev«?*.iy Project Manager: fe. GtV ^7tA-g s Coniraclor: Si lift I lours: M- O = Oiiiside Work Area Ambient, Outside Building Number of Workers: Initial Final Aveiago Total Toial l-ibers/cc Sample Sample Pump Now Now Now Time lime Time Volume Lit nil of NlOSl I Nun it »er I o< alion and Activity Type Number Rate(l/iin> Rale(l/m) Raie(hn) On Off (Mirniiesi (lilers) Deieciion 7400 /Wi4 6Mb, _A— L/fA ir To >S>- A- <_ 112L ?• y<? U~ t<b6^ Bet-jogP/Aot f-Q pA-<e*i- *• 4- ii. zr ir L^' m. giy g' lit: 4 4- iT 'll -W.. bO-ioo<^ A ^7 4- b jA ir zr /r 72^ A A $1

Calibralion Method; 4^^ Signature: V. Q H Chain of Ciisiody NO Released try. ^£v6£Xji V Dale: Accepted by: h. Dale: s Q Signature: V I'inie: Signallire; ZL Time: /V>C7 o Released by; Date; Accepted by; Dale: o Io Si iiure: Time: Signauire: Time: o co Released I ly; Date: Acceptefl by: Date: co co Time: o Signature; Time: Signature: NO

co

NYC-WTC_000231447