Paramount Group, Inc.
180 Maiden Lane
New York, NY 10038
RE: Filter removal project
180 Maiden 5th Fl, North and South supply plenum
9-21-01 FRI
Build de-con. Prep inside of North plenum and fan units #'s 1, 2 3 & 4.
Remove filters from fans 1-4; pre and bag filters
Remove caging surrounding the louvers in plenum
Wet clean entire north plenum
Wet clean fans 2 & 3
Remove all Crags to storage in loading dock
Run final air samples in plenum and fans 2 & 3
9-22-01 SAT
Prep inside of south plenum and fan units 5 & 6
Remove filters from fans 5 & 6
Remove caging surrounding the louvers in plenum
Wet clean entire south plenum
Re-clean (wet wipe) north side louvers
Wet clean fans 5 & 6
Remove all bags to storage
Run final air samples
9-23-01 SUN
Prep inside of north plenum and fan units 1 & 2
Remove fibers from fans I & 2
Wet clean entire north plenum
Re-clean (wet wipe) south side louvers
Wet clean fans 1 &2
Run final air samples both north and south
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NYC-WTC 000097401
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NYC-WTC_000097401Source: NYC Law Department, mirrored locally