GO. Structure Structure Type Length ID of Structure Norv EDS
No (Nonadb
F B C M >=05 p Chrys Amphibole Nonasb Ambig/ND
No Coord <5m Elements)
J X-rX
Struct = >0.5p >5:1 Aspect Ratio Grid acceptance:
A- 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 >5u
'/= EDS spectrum conforming to laboratory holes or opaque areas
identification criteria observed Chrysotile
j AMPHIBOLES i Amphibole
F = Single Fiber Amosite
B = Bundle (<3 fibers <1 fiber diameter apart ’ Crocidolite I Ambiguous
C = Cluster (>3 Intersections) Anthophyllite Non-Asbestos
T remolite I
M = Matrix Actinolite i Non-Identified
NSD = No Structures Detected J
CONFIDENTIAL, CITY_21MC100_003461813
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000179924
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NYC-WTC_000179924Source: NYC Law Department, mirrored locally