NYC-WTC_000231431

NYC 9/11 Public Portal Document

0 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 _L of Job Name: P= Pre-Abatement Work Area; A? / 4 I = inside Work Area Field Technician: /?• Contractor; / 4 O = Outside Work Area Project Manager: ~g, Shift Hours: /(/ / 4 A = Ambient, Outside Building Number of Workers: /n

Initial Final Average Total Total ftibers/cc Sample Sample Pump Flow Flow Flow Time Time Time Volume Limit of NIOSH

s Number >er I Location and Activity Type Nuniber Rate(l/m) Fiate(l/m]Rate(l/m „0n Off (Minutes (liters) Detection 7400 T. 0 K-O Z£Z iQ . (y - lu i&,->11LTWkT I pvgjL Ftfrg 7 — io - K - f? (5 .0 ST (TO gw MS kO -TO £51- 1531 lOr io - irJ it E3Z IPK if) 'll T Wk I 37 7Tc7 ^5 10 - tSW T gUA/K'

Calibration Method: Signature: Q / * ' H Chain of Custody Released by: /4 - <6/^ h/ Date: /C) " f Accepted by: U TA W Date; S Q Signature: Time: _________ Signature: Time; I—i Released by: / Date? / / Date: o _ _____________ Accepted by: o Io Signature; _________________ Time; ______________ Signature: ______________ Time: o Released by: _________________ Date: co ______________ Accepted by: ______________ Date: co co Signature: Time: ______________ Signature: Time: o LO cn

NYC-WTC_000231480