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← Document results/DEP Box 36/20 DEY STREET Block: 80 Lot: 4 BIN: 1075702 Millenium Hiton, 41-51 Church St, 172-184 Fulton St
Document / 163 pages

Air sampling correspondence, 20 Dey Street, Feb 2002

Machine-extracted title · confidence 85%

Cover letter dated February 22, 2002 from LMB Inc. regarding air sampling activities at 20 Dey Street and surrounding addresses.

NYC-WTC_000103723–000103885

Folder label: “20 DEY STREET Block: 80 Lot: 4 BIN: 1075702 Millenium Hiton, 41-51 Church St, 172-184 Fulton St

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NYC 9/11 Public Portal Document

11AiIIcnillm IYIIIIVI II 4 III I-Iiltnn I HntPI I Last 4 #'s I Duration I Sample I Sample Name Result f/cc Date Number Last, First of SS# Type of Activity (min.) 02/14/02 1P Sackowski, D. 8859 entire building access 30 0.0360 02/14/02 3P Sackowski, D. 8859 entire building access 210 0.0051 02/14/02 8P Sackowski, D. 8859 entire building access 220 0.0334 Total Duration Sampled (min.) 460 Short Term Exposure Limit (STEL) 0.0360 8 hr. Time Weighted Average (TWA) 0.0198 02/14/02 2P Lewis, L 6282 entire building access 30 0.0687 02/14/02 4P Lewis, L 6282 entire building access 210 0.0051 02/14/02 7P Lewis, L 6282 entire building access 240 0.0222 Total Duration Sampled (min.) 480 Short Term Exposure Limit (STEL) 0.0687 8 hr. Time Weighted Average (TWA) 0.0176 02/14/02 5P Puntillo, Joe 7246 entire building access 30 0.0360 02/14/02 6P Puntillo, Joe 7246 entire building access 120 0.0084 Total Duration Sampled (min.) 150 Short Term Exposure Limit (STEL) 0.0360 8 hr. Time Weighted Average (TWA) 0.0044 02/14/02 9P Millan, Julio XXXX XXXX 150 0.0185 Total Duration Sampled (min.) 150 Short Term Exposure Limit (STEL) 0.0185 8 hr. Time Weighted Average (TWA) 0.0058 (c) Permissible exposure limits (PELS)

(c)(2) Excursion limit. The employer shall ensure that no employee is exposed to an airborne concentration of asbestos in excess of 1.0 fiber per cubic centimeter of air (1 f/cc) as averaged over a sampling period of thirty (30) minutes, as determined by the method prescribed in Appendix A to this section, or by an equivalent method.

(c)(2) Excursion limit. The employer shall ensure that no employee is exposed to an airborne concentration of asbestos in excess of 1.0 fiber per cubic centimeter of air (1 f/cc) as averaged over a sampling period of thirty (30) minutes, as determined by the method prescribed in Appendix A to this section, or by an equivalent method.

NYC-WTC 000103870

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NYC-WTC_000103870Source: NYC Law Department, mirrored locally

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