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   WTC OSHA Asbestos Sampling Data for West Area

Please Note:
Sample results reflect total fibers and may contain fibers other than asbestos.
The asbestos permissible exposure limit (PEL) is 0.1 f/cc (fibers/cubic centimeter of air).




Date Task/Operation Sample Type Duration (min.) Fibers/cc PCM
Total Fiber Count
Fibers/cc OSHAPCM
Obvious non-asbestos fibers excluded
06/15/02   Personal 185 0.470 0.000
06/15/02   Personal 185 0.630 0.000
06/15/02   Area 181 0.480 0.037
06/15/02   Area 156 0.550 0.000
06/15/02   Personal 190 0.340 0.019
06/15/02   Personal 180 0.460 0.000
06/09/02   Area 177 0.000 0.000
06/09/02   Area 180 0.000 0.000
06/09/02   Area 96 0.029 0.000
06/09/02   Area 92 0.000 0.000
06/09/02   Area 174 0.000 0.000
06/09/02   Area 180 0.000 0.000
06/09/02   Area 93 0.000 0.000
06/09/02   Area 176 0.000 0.000
06/09/02   Area 180 0.000 0.000
06/08/02   Personal 449 0.240 0.000
06/08/02   Personal 447 0.180 0.000
06/08/02   Personal 448 0.160 0.000
06/08/02   Personal 446 0.070 0.000
04/30/02   Personal 450 0.024 0.000
04/30/02   Personal 450 0.028 0.000
04/30/02   Personal 450 0.023 0.000
04/30/02   Personal 450 0.018 0.000
04/30/02   Area 450 0.020 0.000
04/25/02   Personal 445 0.000 0.000
04/25/02   Personal 449 0.012 0.000
04/25/02   Area 438 0.000 0.000
04/25/02   Personal 440 0.053 0.000
04/25/02   Personal 455 0.022 0.000
04/22/02   Area 410 0.005 0.000
04/22/02   Area 405 0.004 0.000
04/22/02   Area 400 0.008 0.000
04/21/02   Area 460 0.007 0.000
04/21/02   Area 330 0.000 0.000
04/17/02   Personal 315 0.041 0.000
04/17/02   Personal 310 0.012 0.000
04/17/02   Personal 180 0.035 0.000
04/17/02   Personal 312 0.011 0.000
04/17/02   Personal 180 0.028 0.000
04/12/02 TORCH CUTTER  Personal 223 0.021 0.000
04/12/02 TORCH CUTTER  Personal 226 0.021 0.000
04/12/02 NY FIRE DEPARTMENT  Personal 235 0.049 0.000
04/12/02 NY FIRE DEPARTMENT  Personal 235 0.053 0.000
04/12/02 TORCH CUTTER  Personal 296 0.025 0.000
04/12/02 TORCH CUTTER  Personal 145 0.130 0.000
04/12/02 LABORER  Personal 478 0.018 0.000
04/12/02 SAFETY CONSULTANT  Personal 425 0.020 0.000
04/12/02 NY FIRE DEPARTMENT  Personal 331 0.042 0.000
04/12/02 NY FIRE DEPARTMENT  Personal 166 1.200 0.000
04/12/02 NY FIRE DEPARTMENT  Personal 326 0.079 0.000
04/12/02 NY FIRE DEPARTMENT  Personal 167 0.520 0.000
04/02/02   Personal 450 0.000 0.000
04/02/02   Personal 465 0.000 0.000
03/31/02   Area 420 0.000 0.000
03/31/02   Area 420 0.003 0.000
03/16/02   Area 480 0.007 0.000
03/16/02   Area 470 0.004 0.000
02/28/02   Personal 405 0.013 0.000
02/28/02   Personal 415 0.003 0.000
02/11/02   Area 480 0.023 0.000
02/11/02   Area 468 0.004 0.000
02/11/02   Area 435 0.140 0.000
02/11/02   Area 420 0.025 0.000
02/11/02   Area 465 0.006 0.000
02/11/02   Area 455 0.012 0.000
02/08/02 GRAPPLER  Personal 454 0.014 0.000
02/02/02   Personal 472 0.034 0.000
01/30/02   Personal 495 0.051 0.000
01/30/02   Area 480 0.075 0.000
01/29/02   Area 396 0.005 0.000
01/29/02 GRAPPLER OPER  Personal 495 0.021 0.000
01/29/02   Personal 500 0.065 0.000
01/26/02 NY FIRE DEPARTMENT  Personal 394 0.220 0.000
01/26/02 NY FIRE DEPARTMENT  Personal 369 0.500 0.000
01/26/02 TRUCK DRIVER  Personal 256 0.045 0.000
01/26/02 TRUCK DRIVER  Personal 179 0.067 0.000
01/26/02 TRUCK DRIVER  Personal 199 0.060 0.000
01/26/02 TRUCK DRIVER  Personal 235 0.090 0.000
01/25/02 TRUCK DRIVER  Personal 485 0.014 0.000
01/20/02   Personal 560 0.150 0.000
01/20/02   Personal 485 0.016 0.000
01/20/02   Personal 620 0.084 0.000
01/20/02   Personal 510 0.260 0.000
01/20/02   Personal 620 0.058 0.000
01/19/02   Area 215 0.017 0.000
01/19/02   Area 185 0.047 0.000
01/19/02   Area 190 0.000 0.000
01/19/02   Area 215 0.020 0.000
01/13/02   Area 335 0.004 0.000
01/13/02   Area 315 0.000 0.000
01/13/02   Area 310 0.008 0.000
01/11/02   Area 305 0.110 0.000
01/11/02   Area 310 0.100 0.000
01/11/02   Area 285 0.085 0.000
01/11/02   Area 140 0.000 0.000
01/10/02   Personal 442 0.018 0.000
01/10/02   Personal 405 0.010 0.000
01/05/02 AREA SAMPLE  Area 375 0.004 0.000
01/04/02 EXCAVATOR  Area 182 0.011 0.000
01/04/02 AREA SAMPLE  Area 398 0.095 0.000
01/04/02 AREA SAMPLE  Area 379 0.006 0.000
01/03/02   Area 388 0.000 0.000
01/03/02   Area 435 0.016 0.000
01/03/02   Area 306 0.000 0.000
01/02/02   Area 29 0.000 0.000
01/02/02 LABORER-JACK HAMMER OPER  Personal 170 0.038 0.000
01/02/02   Area 254 0.013 0.000
12/31/01   Area 174 0.017 0.000
12/31/01 GRAPPLER/CLAW OPERATOR/OPERATING ENGINEER  Personal 472 0.026 0.000
12/31/01   Area 465 0.017 0.000
12/31/01   Area 465 0.013 0.000
12/31/01 GRAPPLER/CLAW OPERATOR/OPERATING ENGINEER  Personal 475 0.033 0.000
12/31/01   Area 430 0.031 0.000
12/29/01 AREA SAMPLE  Area 130 0.000 0.000
12/29/01 AREA SAMPLE  Area 145 0.000 0.000
12/29/01 AREA SAMPLE  Area 151 0.013 0.000
12/29/01 AREA SAMPLE  Area 141 0.051 0.000
12/29/01 AREA SAMPLE  Area 132 0.055 0.000
12/28/01 NY FIRE DEPARTMENT  Personal 242 0.061 0.000
12/27/01   Personal 197 0.260 0.000
12/19/01 AREA SAMPLE  Area 127 0.000 0.000
12/19/01 AREA SAMPLE  Area 133 0.000 0.000
12/19/01 AREA SAMPLE  Area 186 0.000 0.000
12/19/01 AREA SAMPLE  Area 128 0.024 0.000
12/19/01 AREA SAMPLE  Area 132 0.025 0.000
12/19/01 AREA SAMPLE  Area 176 0.049 0.000
12/19/01   Area 391 0.004 0.000
12/18/01   Area 167 0.000 0.000
12/18/01   Area 183 0.000 0.000
12/08/01 GRAPPLER  Personal 236 0.028 0.000
12/08/01 IRONWORKER  Personal 268 0.036 0.000
12/08/01 GRAPPLER  Personal 376 0.032 0.000
12/08/01 AREA SAMPLE  Area 268 0.037 0.000
12/08/01 AREA SAMPLE  Area 114 0.000 0.000
12/08/01 AREA SAMPLE  Area 117 0.031 0.000
12/08/01 AREA SAMPLE  Area 123 0.033 0.000
12/08/01 AREA SAMPLE  Area 120 0.000 0.000
12/08/01 AREA SAMPLE  Area 104 0.025 0.000
12/04/01 AREA  Area 215 0.081 0.000
12/04/01   Area 119 0.000 0.000
12/04/01   Area 186 0.023 0.000
12/04/01   Area 137 0.000 0.000
12/04/01   Area 170 0.017 0.000
12/02/01 AREA  Area 60 0.000 0.000
12/02/01 AREA  Area 170 0.000 0.000
12/02/01 AREA  Area 180 0.020 0.000
12/02/01 AREA  Area 55 0.000 0.000
12/02/01 AREA  Area 175 0.000 0.000
12/02/01 AREA  Area 180 0.026 0.000
12/02/01 TORCH CUTTER/BURNING  Personal 70 0.000 0.000
12/02/01 TORCH CUTTER/BURNING  Personal 180 0.000 0.000
12/02/01 TORCH CUTTER/BURNING  Personal 180 0.052 0.000
12/02/01 LABORER-CLEAN UP  Personal 175 0.180 0.000
12/02/01 LABORER-CLEAN UP  Personal 70 0.190 0.000
12/02/01 LABORER-CLEAN UP  Personal 180 0.220 0.000
12/02/01   Area 205 0.000 0.000
12/02/01   Area 175 0.054 0.000
12/02/01 IRONWORKER-BURNER/CUTTER  Personal 205 0.029 0.000
12/02/01 IRONWORKER-BURNER/CUTTER  Personal 200 0.140 0.000
12/02/01 IRONWORKER-BURNER/CUTTER  Personal 190 0.035 0.000
12/02/01 IRONWORKER-BURNER/CUTTER  Personal 205 0.045 0.000
11/25/01   Area 330 0.008 0.000
11/24/01 CRANE OPERATOR   Personal 398 0.040 0.000
11/24/01 GRAPPLER OPERATOR   Personal 400 0.015 0.000
11/22/01 AREA  Area 270 0.035 0.000
11/19/01 AREA  Area 365 0.008 0.000
11/18/01 GRAPPLER/CLAW OPERATOR/OPERATING ENGINEER  Personal 337 0.054 0.000
11/18/01 GRAPPLER/CLAW OPERATOR/OPERATING ENGINEER  Personal 327 0.240 0.000
11/17/01 GRAPPLER OPERATOR  Personal 378 0.066 0.000
11/17/01 GRAPPLER OPERATOR  Personal 390 0.070 0.000
11/16/01 GRAPPLER OPERATOR  Personal 212 0.068 0.000
11/16/01 NY FIRE DEPARTMENT  Area 275 0.041 0.000
11/15/01 SPOTTER  Personal 60 0.047 0.000
11/15/01 SPOTTER  Personal 120 0.066 0.000
11/15/01   Personal 166 0.019 0.000
11/15/01 AREA  Area 189 0.000 0.000
11/15/01 AREA  Area 203 0.000 0.000
11/13/01 IRONWORKER-BURNER/CUTTER  Personal 182 0.000 0.000
11/13/01 IRONWORKER-BURNER/CUTTER  Personal 185 0.000 0.000
11/04/01 LABORER-CLEAN UP  Personal 405 0.000 0.000
11/03/01   Area 390 0.005 0.000
11/03/01   Personal 400 0.025 0.000
10/30/01 GRAPPLER/CLAW OPERATOR  Personal 52 0.200 0.000
10/30/01 SUPERVISOR/FOREMAN  Personal 297 0.056 0.000
10/29/01 EXCAVATOR  Personal 177 0.030 0.000
10/27/01 EXCAVATOR OPERATOR/OPERATING ENGINEER   Area 382 0.080 0.000
10/27/01 EXCAVATOR OPERATOR/OPERATING ENGINEER   Personal 386 0.017 0.000
10/25/01 AREA ON TOP OF LIGHTING SYSTEM  Area 120 0.000 0.000
10/25/01 AREA ON TOP OF LIGHTING SYSTEM  Area 155 0.014 0.000
10/23/01   Area 96 0.021 0.000
10/23/01   Area 132 0.031 0.000
10/23/01   Area 121 0.038 0.000
10/23/01 IRONWORKER-BURNER/CUTTER  Personal 143 0.037 0.000
10/23/01 IRONWORKER-BURNER/CUTTER  Personal 100 0.047 0.000
10/23/01 IRONWORKER-BURNER/CUTTER  Personal 108 0.180 0.000
10/23/01 GENERAL LABORER  Personal 335 0.040 0.000
10/23/01 GRAPPLER/CLAW OPERATOR/OPERATING ENGINEER  Personal 430 0.030 0.000
10/22/01 GRAPPLER OPERATOR  Personal 201 0.021 0.000
10/22/01 GRAPPLER OPERATOR  Personal 222 0.110 0.000
10/22/01 WATER TRUCK OPERATOR  Personal 228 0.065 0.000
10/22/01 WATER TRUCK OPERATOR  Personal 173 0.092 0.000
10/20/01 IRON WORKER  Personal 188 0.000 0.000
10/20/01   Area 248 0.007 0.000
10/20/01 WATER SPRAYING OF RUBBLE FROM 40' HIGH, SAMPLER ON MOBILE PUMP.  Area 303 0.150 0.000
10/19/01 TORCH CUTTER/BURNING  Personal 141 0.000 0.000
10/19/01 TORCH CUTTER/BURNING  Personal 271 0.000 0.000
10/17/01 GENERAL LABORER FOREMAN  Personal 192 0.230 0.000
10/17/01 GENERAL LABORER FOREMAN  Personal 191 0.290 0.000
10/17/01 GENERAL LABORER  Personal 195 0.049 0.000
10/17/01 GENERAL LABORER  Personal 190 0.055 0.000
10/17/01 GENERAL LABORER SURVEYOR  Personal 187 0.054 0.000
10/17/01 GENERAL LABORER SURVEYOR  Personal 185 0.120 0.000
10/16/01 TORCH CUTTER/BURNING  Personal 214 0.043 0.000
10/16/01 TORCH CUTTER/BURNING  Personal 166 0.072 0.000
10/16/01 TORCH CUTTER/BURNING  Personal 173 0.065 0.000
10/16/01 TORCH CUTTER/BURNING  Personal 187 0.085 0.000
10/15/01   Area 80 0.024 0.000
10/15/01   Area 120 0.028 0.000
10/15/01   Area 95 0.072 0.000
10/15/01 CRANE OPERATOR/OPERATING ENGINEER  Personal 70 0.000 0.000
10/15/01 CRANE OPERATOR/OPERATING ENGINEER  Personal 121 0.024 0.000
10/15/01 CRANE OPERATOR/OPERATING ENGINEER  Personal 85 0.089 0.000
10/15/01 OSHA PERSONNEL  Personal 472 0.027 0.000
10/15/01 SUPERVISOR/FOREMAN  Personal 417 0.076 0.000
10/15/01   Area 170 0.000 0.000
10/15/01   Area 230 0.000 0.000
10/14/01   Area 475 0.004 0.000
10/14/01   Area 474 0.008 0.000
10/14/01   Area 472 0.000 0.000
10/14/01 CIH  Personal 463 0.016 0.000
10/14/01 OSHA PERSONNEL  Personal 463 0.028 0.000
10/14/01   Area 160 0.033 0.000
10/14/01   Area 95 0.050 0.000
10/14/01   Area 95 0.360 0.000
10/14/01   Area 40 0.000 0.000
10/14/01   Area 105 0.140 0.000
10/14/01   Area 115 0.140 0.000
10/14/01   Area 65 0.900 0.000
10/13/01 TORCH CUTTER/BURNING  Personal 180 0.013 0.000
10/13/01 TORCH CUTTER/BURNING  Personal 225 0.020 0.000
10/13/01   Area 120 0.021 0.000
10/13/01   Area 135 0.038 0.000
10/13/01   Area 125 0.076 0.000
10/13/01   Area 180 0.000 0.000
10/13/01   Area 240 0.013 0.000
10/12/01 GRAPPLER/CLAW OPERATOR/OPERATING ENGINEER  Personal 214 0.040 0.000
10/12/01 GRAPPLER/CLAW OPERATOR/OPERATING ENGINEER  Personal 145 0.096 0.000
10/12/01 GRAPPLER/CLAW OPERATOR/OPERATING ENGINEER  Personal 267 0.007 0.000
10/12/01 CRANE OPERATOR/OPERATING ENGINEER  Personal 144 0.019 0.000
10/12/01 CRANE OPERATOR/OPERATING ENGINEER  Personal 252 0.020 0.000
10/11/01 LABORER-CLEAN UP  Personal 330 0.000 0.000
10/11/01   Area 175 0.000 0.000
10/11/01   Area 250 0.000 0.000
10/11/01   Area 170 0.000 0.000
10/11/01   Area 245 0.000 0.000
10/11/01   Area 170 0.019 0.000
10/10/01 LABORER  Personal 220 0.062 0.000
10/10/01 GENERAL LABORER  Personal 305 0.038 0.000
10/10/01 WELDER  Personal 284 0.000 0.000
10/10/01 WELDER  Personal 180 0.018 0.000
10/08/01   Area 291 0.015 0.000
10/06/01   Area 77 0.000 0.000
10/06/01   Area 211 0.013 0.000
10/06/01 IRONWORKER-BURNER/CUTTER  Personal 149 0.048 0.000
10/06/01 IRONWORKER-BURNER/CUTTER  Personal 160 0.062 0.000
10/06/01   Area 309 0.000 0.000
10/04/01   Area 115 0.000 0.000
10/04/01   Area 86 0.084 0.000
10/03/01   Area 259 0.028 0.006
10/03/01   Area 125 0.052 0.000
10/01/01 IRONWORKER  Personal 316 0.052 0.000
10/01/01 IRONWORKER  Personal 316 0.055 0.000
10/01/01 APPRENTICE IRONWORKER  Personal 296 0.060 0.000
10/01/01 IRONWORKER  Personal 182 0.000 0.000
10/01/01 IRONWORKER  Personal 203 0.000 0.000
09/30/01 BURNER  Personal 395 0.000 0.000
09/30/01 OPERATING ENGINEER  Personal 283 0.000 0.000
09/30/01 EXCVATOR OPERATOR  Personal 332 0.037 0.003
09/30/01 EXCAVATOR OPERATOR  Personal 231 0.056 0.004
09/29/01 OPERATING ENGINEER  Personal 310 0.072 0.028
09/29/01 OPERATING ENGINEER  Personal 250 0.050 0.020
09/29/01   Area 240 0.048 0.008
09/28/01 IRONWORKER  Personal 235 0.000 0.000
09/28/01 IRONWORKER  Personal 60 0.190 0.000
09/28/01 IRONWORKER  Personal 125 0.210 0.012
09/28/01   Area 240 0.100 0.011
09/28/01 WASH STATION ATTENDANT  Personal 275 0.035 0.009
09/28/01 CRANE OPERATOR  Personal 280 0.099 0.027
09/28/01   Area 150 0.000 0.000
09/28/01   Area 0.000 0.000
09/28/01   Area 227 0.000 0.000
09/27/01 BOBCAT OPERATOR  Personal 340 0.035 0.000
09/27/01 WASH STATION ATTENDANT  Personal 248 0.035 0.000
09/27/01 OPERATING ENGINEER  Personal 190 0.150 0.009
09/27/01   Area 200 0.081 0.017
09/27/01 GRAPPLER OPERATOR  Personal 285 0.049 0.000
09/26/01 IRONWORKER  Personal 275 0.045 0.000
09/26/01 IRONWORKER  Personal 354 0.068 0.000
09/26/01 GRAPPLER OPERATOR  Personal 265 0.120 0.000
09/26/01 GRAPPLER OPERATOR  Personal 360 0.030 0.000
 
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