NYC-WTC_000231431

NYC 9/11 Public Portal Document

Riverpoint, Inc. Z 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: iOlSTl F = Final Clearance Page of Job Name; P= Pre-Abatement Date: Work Area: \ / A I = Inside Work Area Field Technician: Contractor: ___ J ? O = Outside Work Area Project Manager: Shift Hours: J T A = Ambient, Outside Building Number of Workers: Initial Final Average Total Total Fioers/cc Sample Sample Pump Flow Flow Flow Time Time Time Volume Limit of NIOSH Number Location and Activity Type Number Rate(l/m) Rate(l/m Rate,(l/m On Off (Minutes (liters) Detection 7400 10-1?) Aj& WE 10 (Q - V?> jq n. • n ..0 w.o IM .5 IL SrZjS vi/i 15.0 Jjk joZZlb ZS3Z SZ jzSs it He '0 - n ludM gut? 4tg/Wjl K A 0X n 4' A s ^12- A ’Co IE laX zsc Jib rl^ WVl —

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Calibration Method: Signature: ^S_^t

Q Chain of Custody H Released by: Signature: Date: X/ /Time: EZzSHW Accepted by: jb] , /Ij t (/^~Date~ Time: 1"^ nn________ Signature: I S o Released by: t// Date: _________________ Accepted by: J 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

NYC-WTC_000231461