SciLab Job #: 201101239
Client Name: OCT Environmental Advisory, Inc.
Table I
Summary of Transmission Electron Microscopy (TEM) Results for Asbestos (air)
NOI-B4090; Battery Park City Day Nursery; 333 Rector Place
Structure Structure
Air Area * Analytical Asbestos Structures Detected Density Concentration Type
SciLab Client Dilution Filtered Analyzed Sensitivity (Microns) (strut/sq. mm.) (strut/cc air) of
Sample # Sample # Factor (liters) (sq. mm.) (struc/cc air) 0.5-5.0 >5.0 Total >5.0 Total >5.0 Total Asbestos
01 333-9/25-1 1350 .1 0.0029 0.0 0.0 0.0 <10 <10 <0.0029 <0.0029 NSD
Rainbow Rm I (AQ)
02 333-9/25-2 1350 .1 0.0029 0.0 1.0 1.0 10.0 10.0 0.0029 0.0029 chrysotile
Rainbow Reading Rm (AQ)
03 333-9/25-3 1350 .1 0.0029 0.0 0.0 0.0 <10 <10 <0.0029 <0.0029 NSD
Red Rm I (left) AQ
04 333-9/25-4 1350 .1 0.0029 0.0 0.0 0.0 <10 <10 <0.0029 <0.0029 NSD
Red Rm 11 (right) AQ
05 333-9/25-5 1200 .1 0.0032 0.0 0.0 0.0 <10 <10 <0.0032 <0.0032 NSD
Blue Room (AQ)
06 333-9/25-6 1350 .1 0.0029 0.0 0.0 0.0 <10 <10 <0.0029 <0.0029 NSD
Yellow Rm (AQ)
07 333-9/25-7 1350 .1 0.0029 0.0 0.0 0.0 <10 <10 <0.0029 <0.0029 NSD
Exit Rm (AQ)
08** 333-9/25-8
Blank
09** 333-9/25-9
Blank
* concentration represented by the detection of I structure
** not analyzed
NSD: No Asbestos Stntcanes Detected Reviewed By: ' - nalyzed By: Date: 10/3/01
Roman Peysakhov
NVLAP#: 200546-0 Modified TEM Level 11 reports only asbestos fibers >=5 microns in length
NYC-WTC 000120632
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NYC-WTC_000120632Source: NYC Law Department, mirrored locally