GO. Structure Structure Type Length ID of Structure N or V EDS
No (Nonadb
F B C M >=5|j Chrys Amphibole Nonasb Ambig/ND
No Coord <5U Elements)
Struct = > O.Sg >5:1 Aspect Ratio Grid acceptance:
Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals
laboratory identification criteria observed <10% particulate coverage >50% coverage ate
least 20 unfolded or overlapped grid squares <5% F B C M >5m
T= EDS spectrum conforming to laboratory holes or opaque areas
identification criteria observed Chrysotile
rAMPHIBOLES Amphibole
F = Single Fiber Amosite
E = Bundle |<3 fibers <1 fiber diameter apart Crocidolite Ambiguous
C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos
Tremolite
M = Matrix Non-ldentified
Actinolite
NSD = No Structures Delected
CONFIDENTIAL, CITY_21MC100_003459003
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000179350
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NYC-WTC_000179350Source: NYC Law Department, mirrored locally