GO^ Structure Structure Type Length ID of Structure Norv EDS
(Nonadb
No F B C M >=05 p 1 >=5u Chrys Amphibole Nonasb Ambig/ND
No Coord <5|J ) Elements)
iv-z:
zT"
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 gnd squares <5% F B C M >5m
•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
T remolite
M = Matrix Non-Identified
Actinolite
NSD = No Structures Detected
CONFIDENTIAL, CITY_21MC100_003466809
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000180316
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NYC-WTC_000180316Source: NYC Law Department, mirrored locally