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← Document results/DEP Box 50/99 CHURCH STREET Block: 123 Lot: 10 BIN: 1001396 26/42 PARK PL, 23-41 BARCLAY ST
Document / 58 pages

Asbestos bulk sampling lab report, 99 Church Street, May 2002

Machine-extracted title · confidence 95%

Laboratory results for confirmatory asbestos bulk sampling conducted on the roofs of 99 Church Street in May 2002.

NYC-WTC_000124246–000124303

Folder label: “99 CHURCH STREET Block: 123 Lot: 10 BIN: 1001396 26/42 PARK PL, 23-41 BARCLAY ST

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NYC 9/11 Public Portal Document

ATC ASSOCIATES INC. - TEM ANALYSIS LAB GROUP It: 5660 - 10/10/01 A .Tab Sample No. 60866 Filter Type MCE 25 mm Operator I ^)

Client Spi. No. 8-5 Filter Area 385 mm"2 Instrument I.D. EM 10 CRX Grid I.D. l' —( G Disk No. Screen Magnification 16,400X (GO) Area 0.01124 mm"2 Comments Act. Voltage 80 kV No. GO to be Analyzed 4 ( 3.147 Struct. Corspd. to 70 s/mm"2.)

GO. Structure Structure Tie Length I.D. of Structure N or t/ EDS No Coord. No. F B C M 0 • um sum Chrys. Amphibole Nonasb. ra Abi ./ND Elements)

P1 Z1 It

.. photo No. Iin 5 s bestes- Ideality all structures Ode Cheek durrsottea for lxstat &ore a!1 unrapealed spectra containing (tot 4) Struot. _ O.5uae A ! 51 Aspect Ratio ~. et+er a pe er O e <1M . .sc Na Not Observed (338 specWm or diffraction pattern) t least 20 unfolded or overlapped Osquares Totals o

./ Pesittve diffraction aattara areeerti a mereemir. F A t V z gram to meera%xy iae5unesu0a eraerla ou test. For 0 dhy=AU= 0.Tlem far (00) retlaetlms. ref e l ajer tae :.pose. atresldtK d futer Chrysotile at (110 (tto) a d (I00) rdNoitood. mtsr ° n of Per ampbhatda 0.53am layer Yee repel. and Fntlsa d Ntar (tbOai etda) 3.5 ratIo of pest Is Y=wet weetaBa Amphibole la> / 330 pectrum onforming 1. ley AMPHIBOLES Ambiguous *l erl e o Fe Staple Fiber (1-3 Intersections a 1-3 flbdn) Amosite Ba Bundle >3 fibers (1 tlber diameter apart) oomm albs Ca duster s3 tntcrseete s) Crocidolite Non —asbestos K= Natrbf ft BstaoL Anthophyllite N30o Ne Structures Detected »0o s/ao. or in tat 4 GO. Tremolite eFa" INon—Identified Lt\DATA\F8tvA78 XUWI CAD 0/22/0a Actinolite

NYC-WTC 000124301

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NYC-WTC_000124301Source: NYC Law Department, mirrored locally

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