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← Document results/DEP Box 53/57 WORTH STREET Block: 176 Lot: 1 BIN: 1001957 230-234 Church Street
Document / 12 pages

Air sampling cover letter, New York Law School, April 2002

Machine-extracted title · confidence 50%

Letter from NYLS Director enclosing ambient air sampling data for post-9/11 environmental assessment.

NYC-WTC_000131115–000131126

Folder label: “57 WORTH STREET Block: 176 Lot: 1 BIN: 1001957 230-234 Church Street

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NYC-WTC_000131125 SciLab Job #: 201102187 Client Name: Waren & Panzer Engineering, P.C. * SciLab Sample # Samplc # Air Area Table I Summary of Transmission Electron Microscopy (TEM) Results for Asbestos (air) 999.07.130; New York Law School ; 57 Worth Street & 240 Church Strect Entire Buildings (Final Clearance) , s Analytical Dilition Filtered Analyzed Sensitivity. Factor (liters) (sq. mm.) (struefce air) 0.5-5.0 Asbestos Structures Detected (Microns) >5.90 Total Density (struc/sq. mm.) >5.0 Total Structure Concentration (struc/ee air) >5.0 Total ‘Type of Asbesios * concentration represeated by the #€ not analyzed NSD: No Asbestos Structures Detected 01 03 0s 06 10 ue 12 13 4 57th Worth Strect ~ 10th Floor $7th Worth Street - 8th Floor 57th Worth Strect - 7th Floor 57th Worth Street - 6th Ploor 57th Worth Street ~ Sth Floor 57th Worth Street - 4th Floor Sith Worth Street - 3rd Moor 57th Worth Street - Basement sith Worth Street - Sub-Basement 57th Worth Street - 9th Floor 57h Worth Street - 2nd Floor 57th Worth Strect - Mezzanine Sith Worth Street - Ist Floor 240 Church Street - 4th Floor detection of 1 structure Reviewed By: “NVLAP#: 200546-0 1540 1510 1520, 1500 1510 1520 1540 1520 1510 1556 1550 1520 1530 06 06 06 06 06. 06 .06 06 . 06 06 -06 06 06 0.0042 0.0042 0.0043 0.0042 0.0042 0.0042 0.0042 0.0042 0.0042 6.0041 0.0041 0.0042 0.0042 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ; Analyzed By: 0.0 0.0 0.0 0.0 60.0 0.0 0.0 0.0 0.0 0.0 0.0 6.0 1,0 0.0 0.0 0.0 6.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 UL. <16.7 <16.7 <167 <16.? <16.7 <16.7 <16.7 <16.7 <16.7 <16.7 <16.7 <16.7 16.7 <16.7 <16.7 <16.7 <16.7 <16.7 <16.7 <16.7 <16.7 <16.7 <16.7 <16.7 <16.7 ‘<16.7 16.7 <16,7 <0.0042 <0.0042 <0.0043 <0.0042 <0,0042 <0.0042 <0,0042 <0.0042.- <0.G042 <0.004 1 <0.0041 0.0042 <0.0042 <0.0042 <0.0042 <0.0042 <0.0043 <0.0042 <0.0042 <0.0042 <0.0042 <0.0042 <0.0042 <0.004 f <0.0041 0.0042 <0.0042 Date: 10/14/01 NSD NSD NSD NSD NSD NSD NSD NSD NSD NSD NSD NSD. chrysotile NSD Glenn] Massey * 40:22 SCIENTIFIC LABS 212 679 9392 P.82/745 OCT-15-2081 NYC 9/11 Public Portal Document

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NYC-WTC_000131125Source: NYC Law Department, mirrored locally

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