GO. Structure Structure Type Length ID of Structure Norv EDS
No >=05 p Amphibole Nonasb (Nonadb
F B C M >=5p Chrys Ambig/ND
No Coord <5m Elements)
7(^
Struct = >0.5(1 >5:1 Aspect Ratio Grid acceptance:
V= Positive diffraction pattern properties confonning to <50% undlssoh/ed 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
V = 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_003461575
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000179756
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NYC-WTC_000179756Source: NYC Law Department, mirrored locally