NYC 9/11 Public Portal Document
ATC ENVIRONMENTAL, INC. APPROVED NY STATE DOH ELAP # 10579
104 East 25th Street ACCREDITED WVLAF Lab Code # 1187
New York, NY 10010
Summary of TEM Results
N.y.C. Board of Education date -. 10/20/Cl
28-11 Queens Plaza North
bong Island City, NY 11101
Mr. Bernard Orlan
Project/Site Identification: New Stuyvesant H.S., 345 Chambers St., NY, NY
Various Sites Inside and Outside the Building
CONCLUSION:
STATISTICAL SUMMARY
1) Inside Samples Asbestos Concentration
TEM# Pro'ect # Volume(1) S/mm'^2 S/cc ncpn/m 3
5730- 61693 03 2016 0.0 0.0042 *
5730- 61694 04 2000 0.0 0.0043.*
5730- 61695 05 2000 0.0 0.0043 *
5730- 61696 06 2000 0.0 0.0043 *
5730- 61697 07 2024 0,0 0.0042 *
5730- 61698 08 2024 0.0 0.0042 *
5730- 61703 13 1936 0.0 0.0044 *
5730- 61704 14 1936 0.0 0.0044 *
5730- 61709 19 1944 0.0 0.0044 *
5730- 61710 20 1960 0.0 0.0044
5730- 61711 21 1968 0.0 0.0044 *
5730- 61712 22 1960 0.0 0.0044 *
5730- 61713 23 1976 0.0 0.0043 *
Averages 0.0 0.0043 0
2) Cutside Samples Asbestos Concentration
TEM# Project # Volume(1) S/mm*2 S/cc ngm/m*3
5730- 61699 09 2032 0.0 0.0042 *
5730- 61700 10 2024 0.0 0.0042 *
5730- 61701 11 2016 0.0 0.0042 *
5730- 61702 12 2016 0.0 0.0042 *
5730- 61705 15 1928 0.0 0.0044 *
5730- 61706 16 1928 0.0 0.0044 *
5730- 61707 17 1928 0.0 0.0044 *
5730- 61708 18 1944 0.0 0.0044 *
Average= 0.0 0.0043 0
3) Blanks Asbestos Concentration
TEM# Project # £/mm*2 S/cc ngiTi/rri^l
5730- 61691 01 Not Analyzed
5730- 61692 02 Not Analyzed
5730- 61714 24 Not Analyzed
Average= N/A N/A N/A
4) Value of T - Statistic , N/A
None detected; concentration equivalent to analytical sensitivity assigned.
This test report relates only to the specific items cited in the analysis.
The analysis was carried out according to the approved TEM method. The laboratory is in compliance with the quality
specified for the method.
This report must not be used by the client to claim product endorsement by Nl^LAP or any agency of the U.S. Government.
CITY_21MC100_003082355
NYC-WTC_000188669
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