GO. Structure Structure Type Length ID of Structure N or EDS
No (Nonadb
F B C M >=05 p : Chrys Amphibole Nonasb Ambig/ND
! No I Coord <5p Elements)
'A
/p
Struct = > 0.5p. .> 5:1 Aspect Ratio Grid acceptance:
'/= Positive diffraction pattern properties conforming to <50% jndissolved filter, overiapped or folded Totals
laboratory identification criteria observed <10% particuiate coverage >50% coverage ate
least 20 unfolded or overiapped grid squares <5% F B C M >5iJ
A= EDS spectrum conforming to laboratory holes or opaque areas
identification criteria observed Chrysotile
AMPHIBOLES Amphibole
F = Single Fiber Amosite
B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous
C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos
T remolite
M = Matrix Actinolite Non-ldentified
NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003466814
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000180321
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NYC-WTC_000180321Source: NYC Law Department, mirrored locally