Fiberglass clearance results fax, 125 Liberty Street, Oct 2002

NYC 9/11 Public Portal Document

10/11/2002 16:56 FAX 212 353 8306 ATC l l 005:'007

Attn: Benjamin Sallami Received: 10%9"02 S 00:00 AM, ATC Associate Inc. ATC Croup #: 9946 104 East 25th, Sitcct Analysis ))are: 10/10/02 New York NY 10010

Fax: (212)353-3599 Phone: (?l2)?53.3280 Project: DBP Cletsc•up ATC Project #: 22905.0002 12S Cedar Sccct• New Ynrk, NY

Asbestos Fiber Analysis by Transmission Electron Microscopy via MOSH Method 7402 Non Asbetw 7602 Adjuarad Asbarrtor PCl1f .4tbastos Ajbetas % of (rr q Sample Volume FIAers Flee rypefel Ftbarr toed Flea Notes A.?S.28 3,720.00 S 0.001 NonaDatoetod 0 0 <0.00)3 Celuax -4 9wc> t°_s. Gypsum- sNureuro 8946 - 26

A_7S-29 171r1.nn 9 U 001 . Nona Oa4clad 0 0 < .0D1? CeCvloae • 19wc 15 Gypsu - .f➢d6 •29 Snov", Gass - I S" e"en A-7S-30 3700.00 5 0. 101 Nona Oatacud 0 6946 -30 0 . U 3313 Cellulose • 5 Str~ep res, fycsutn - t Stn cture

A 6N-31 3790-00 $ O.Ou2 No D4uo;ea 0 0 C240-31 <0 0'013 CellubSe -4 SAtwras, Sypst;m StUL ure

A-6N-32 3780.00 16` 0.00: NonoOaweta; C 0 <C.CC13 elirese•'t5rrrctYBS. pSum•a 6946 -3? Sau_turru. 3nso - - Strucairt n 5N 33 3770.00 13 C001 Nora O tae'AO G 0 <0.00) 3 Celu'cse - i t 3trxultes. oypsum - 2 346 -33 Strut:tutte A.6N•34 3fi?000 0 0 CHAYS0"LE l A046 -14 10 0.00001 Ce1P.pse-A.4rrjeurefl ypstsn- 15tnwro

A-6N 3 S 37G0.00 1D 0.002 Nona Damned 0 0 4 0.0013 C811L O!a . 9 S.vdures ;d8u - t 4WCure A9C,S -33

A 65.36 IgS0.00 10 0.001 None CaJeeiea 0 0 0.003 CellulOSQ • T StNem s, gypsum • 7 896 - 3CucglrEs.31affi-'Alru2ure A-65-37 3840.00 4 3.002 None Gyeeted 0 j <0.nrl: 3 ^ere+one -! .ctn ewres Mass .1 St e 4946 -3T

MARK PEYSAKFOV iVfJCHAEL A. GORYCKI• Ph.D. Analyzed by f ApptCved by:

l ATC IS net rj5Mn311II Tor MIA rerorle0 ,a lidefWM W t1 h dependent 01 uelt,ma ccllectad by rto obonbry pemonnai. The about repo., "claim one m_ nmaynott1QrlOr tice.axce in Nil.wir j•twAQ¢n8ppmeallyATCaicadayacjnc. m see item tested. Tnis Analyeiepetbrmed byAT tocistw JAC.:.NY ELA? btCb'S~. Font' 00 t'perdrgs tram each on' san s wee a11r i^ed 7 teucturrs groa~r than 5{ ;n ing try wldlnc botweer 0,25N aria 3p. nrd rev,ng a erpth•io-width ratio genie- roan ~a

P 4 of.

NYC-WTC 000107500