NYC-WTC_000210609

NYC 9/11 Public Portal Document

ATC Associates inc. 104 E. 25th St.. 10th Floor. New York, NY 10010-2917 (212) 3S3-8280 Fax (212) 363 8306

Air Samples Phase Contrast Microscopy (PCM) Results

Client Name : Airtek Environmental Corp. Page : 1 CLient No. : 15495 ELAP No. ; 10879 Project Name : EM&CA/Lions Head Develop. NVLAP No. : 1187 Project No, ; 15495-3041 Microscope #: NYC0643 Project Address: Lions Head Development Method : NIOSH 7400/A Rules 53 Park Place, NY Revision #3

Sample Batch Analyzed Sample Location Type Collect Total Plow Total Results No. No. by Date Time Rate Volume

Work Area In/Out Location Min. L/Min. Liters F/c.c.

282 6B30 EE 53 Park Pl/3-4 floors ISHA 4th fl, room J bedroom Final 12/12/01 130 15.00 1950 <0.003 283 6830 EE 53 Park Pl/3-4 floors ISWA 4th fl, room J kitchen Pinal 12/12/01 130 15.00 1950 <0.003 284 6830 EE 53 Park Pl/3-4 floors ISNA 4th fl, room K bathroom Final 12/12/01 130 15.00 1950 <0.003 285 6830 EE S3 Park Pl/3-4 floors ISWA 4th fl, room K kitchen Final 12/12/01 130 15.00 1950 <0.003 286 6830 EE 53 Park Pl/3-4 floors ISWA 4th fl, room K living room Final 12/12/01 130 15.00 1950 <0.003 287 6830 EE 53 Park Pl/3-4 floors ISWA 3rd fl, room A living room Pinal 12/12/01 130 15.00 1950 <0.003 288 6830 EE S3 Park Pl/3-4 floors ISHA 3rd fl, room A bathroom Final 12/12/01 130 15.00 1950 <0.003 289 6830 EE 53 Park Pl/3-4 floors ISWA 3rd fl, room A living room NW Final 12/12/01 130 15.00 1950 <0.003 290 6830 EE S3 Park Pl/3-4 floors ISWA 3rd fl, room B living room Final 12/12/01 128 15.00 1920 <0.003 291 6830 EE 53 Park Fl/3-4 floors ISHA 3rd fl, room B bathroom Final 12/12/01 128 15.00 1920 <0.003 292 6830 EE 53 Park Pl/3-4 floors ISWA 3rd fl, room C living room Pinal 12/12/01 128 15.00 1920 <0.003 293 6830 EE 53 Park Pl/3-4 floors ISHA 3rd fl, room C bedroom Pinal 12/12/01 127 15.00 1905 <0.003 294 6830 EE 53 Park Pl/3-4 floors ISHA 3rd fl, room C kitchen Final 12/12/01 127 15.00 1905 <0.003 295 6830 EE 53 Park Pl/3-4 floors ISHA 3rd fl, room D living room Final 12/12/01 128 15.00 1920 <0.003 296 6830 EE S3 Park Pl/3-4 floors ISWA 3rd fl, room D kitchen Pinal 12/12/01 128 15.00 1920 <0.003 297 6830 EE 53 Park Pl/3-4 floors ISWA 3rd fl, room D bedroom Final 12/12/01 128 15.00 1920 <0.003 298 6830 BE 53 Park Pl/3-4 floors ISWA 3rd fl, room E bathroom Final 12/12/01 130 15.00 1950 <0.003 299 6830 BE 53 Park Pl/3-4 floors ISWA 3rd fl, room E kitchen Final 12/12/01 130 15.00 1950 <0.003 300 6830 EE 53 Park Pl/3-4 floors ISHA 3rd fl, room E living room Final 12/12/01 130 15.00 1950 <0.003 301 6830 BE 53 Park Pl/3-4 floors ISWA 3rd fl, room F kitchen Final 12/12/01 130 15.00 1950 0.003 302 6830 EE 53 Park Pl/3-4 floors ISHA 3rd fl, room F living room Pinal 12/12/01 130 15.00 1950 <0.003 303 6830 EE 53 Park Pl/3-4 floors ISHA 3rd fl, room P bedroom Final 12/12/01 L3 0 15.00 1950 <0.003 304 6830 EE 53 Park Pl/3-4 floors ISWA 3rd fl, room O living room Final 12/12/01 130 15.00 1950 <0.003 305 6830 EE S3 Park Pl/3-4 floors ISWA 3rd fl, room G bedroom Final 12/12/01 130 15.00 1950 <0.003 306 6830 EE 53 Park Pl/3-4 floors ISHA 3rd fl, room G kitchen Final 12/12/01 130 15.00 1950 <0.003 307 6830 BE 53 Park Pl/3-4 floors ISHA 3rd fl, room H kitchen Final 12/12/01 130 15.00 1950 <0.003 308 6830 BE S3 Park Pl/3-4 floors ISWA 3rd fl, room H living room Final 12/12/01 130 15.00 1950 <0.003 309 6830 BE 53 Park Pl/3-4 floors ISWA 3rd fl, room H bedroom Final 12/12/01 130 15.00 1950 <0.003 LEGEND • OSWA • Outside Work Area O ISWA - Inside Work Area H Min. • Time In Minutes c.c. ' Cubic Centimeter L * Liters to F * Fibers PEL - Permissible Exposure Limit

* ’Results are in actual Fibers/c.c. or as limit of quantitation whichever is higher. o Note - Action nitaiia for area aamples is 0.01 fibers/c.c. o - For personal samples, PELIOSHAI is 0.1 fibers/c.c. Io o Laboratory Director / Approved Signatory CO

(JI CO

NYC-WTC_000210609