GO. structure Structure Type Length ID of Structure N or EDS
No (Nonadb
F B C M >=05 p >=5|J Chrys Amphibole Nonasb AmbigyND
Elemenb)
No .Coord <5p
lLLbs 75W
(/
u
n r
1
I t
Struct = > 0.5p >5:1 Aspect Ratio Grid acceptance:
Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totads
laboratory identification criteria observed <10% particulate coverage >50% coverage ate
least 20 unfolded or overlapped grid squares <5% F B C M >5|j
■/= EDS spectrum conforming to laboratory holes or opaque areas
identification criteria observed Chiysotile
AMPHIBOLES Amphibole
F = Single Fiber Amosite
B = Bundle (<3 fibers <1 liber diameter apart Crocidolite Ambiguous
C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos
Tremolite
M = Matrix - Non-ldentified
Actinolite
NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003470411
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000176490
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NYC-WTC_000176490Source: NYC Law Department, mirrored locally