GO. Structure Structure Type j Length ID of Structure Norv EDS
No (Nonadb
F B C M i >=05p >=5(j Chrys Amphibole Nonasb Ambig/ND
No Coord I <5p Elemerts)
j
--- I---------
45
---------
Struct = > 0.5(1 >5:1 Aspect Ratio Grid acceptance:
= Positive diffraction pattern properties conforming to <50% undissolved Alter, 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
y/- 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
Tremolite
M = Matrix Non-Identified
Actinolite
NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003467880
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000181029
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NYC-WTC_000181029Source: NYC Law Department, mirrored locally