NYC-WTC_000231431

NYC 9/11 Public Portal Document

Riverpoint, Inc. 7 Hillside Avenue, Suite 100 • New Rochelle * New York 10801-1608 (914) 632-1552 Telephone (914) 632-1558 Facsimile

PCM Air Sample Analysis and Calibration Form Job Number: F = Final Clearance Page J_ of Job Name: bJTC P= Pre-Abatement Date: iOpi / £2/ Work Area: U lA I = Inside Work Area Field Technician:a2g^U2£2fia2^ Contractor: O = Outside Work Area Project Manager: f> Shift Hours: 7 A = Ambient, Outside Building Number of Workers: Initial Final Average Total Total Fibers/cc Sample Sample Pump Flow Flow Flow Time Time Time Volume Limit of NIOSH Number Location and Activity Type Number Rate(l/m) =tate(l/m:Rate(l/m On Off (Minutes (liters) Detection 7400 0i IS loun. oz 13^ fl - 12.: oO ^5' Q-2 J2h HMrvsuz it fi/gevimich Il-10 fl b 632.3 iJovygM 13 iLilL

Calibration Method: Signature: Chain of Custody

s Q H Released by: Date: Oi Accepted by: Date: Signature; Time; ________ Signature; Time: S Q Released by: Date: Accepted by; Date: I—i o Signature; Time: ________ Signature: Time: o Io Released by: Date; Accepted by: Date: o co Signature: Time: ________ Signature: Time: co co o

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NYC-WTC_000231460