GO. Structure Structure Type Length ID of Structure Norv EDS
(Nonadb
No F B C M >=05 M >=5iJ Chrys Amphibole Nonasb Ambig/ND
<5m Elements)
Struct = > 0.5p .>5:1 Aspect Ratio Grid acceptance:
>/= Positive diffraction pattern properties conforming to <50% undissolved filter, overlapped or folded Totals
<10% particulate coverage >50% coverage ate
laboratory identification criteria observed
least 20 unfolded or overlapped grid squares <5% r F B C M >5|J
'J= EDS spectrum conforming to laboratory holes or opaque areas
identification criteria observed Chrysotile
i AMPHIBOLES j Amphibole
F = Single Fiber Amosite [
B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ambiguous
i Anthophyllite ' Non-Asbestos
C = Cluster (>3 Intersections)
; Tremolite i
M = Matnx j Actinolite [ Non-Identified
NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003467609
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000180832
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NYC-WTC_000180832Source: NYC Law Department, mirrored locally