NYC 9/11 Public Portal Document
10/31/02 15:53 FAX 516 466 4952 1L REALTY 11019
'718 595 3548 P.11
14.54 NYcDEP a FOSS/LERD T~iJ
~. OCT-29-2002
ulIdlg Facade Cleat-up
contractor with NYCDEP and NYSDOL
Work shall be performed by a NYSDOL licensed asbestos
asbestos cet tified workers.
facades.
The contractor perfornsizg the'cleansng Sould be expeiianced in cleaning building
fade oleaning shall
The clean up area shall be spe+cifzed (4 spccified area") by DEP. The area below the disposal as ACM
for
be covered with a layer of polyethylene sheeting. All debris must be collected
dira<+tly upon, removal from the saface. (i.e. All waste must be double bagged in AC14 waste labeled
bags,) Running water or water riff on the building facade is not permitted.
below the facade
Building occupants shall be ne ed prior to the facade cleaning. Access to the s set wind
cleaning shall be reuicte d and marked with caution tape. CIe,irg shah not be performed during
sods seater than 20 mph.
the
All HVAC systems and sir conditioner shall be t ed off All windows shall be closed during
cleaning of the building. Sam air condidoners and windows may require sealing with duct tape to
prevent water penetration.
All horizontal surfaces and all windows a n the facade shall be cleaned of large bulk material by wetting
and hand brushing or scraping with non-metallic bristle brushes or non-metallic scrspers, by wet wiping
and/ or by HEPA vacuuming from trap to bottom. Only water shall be used for wet wiping and low-
pressure washing. Detergents. solvents. additivca, and any other chemical cleaning agents are prohibiited,
The removed material shall be immediately placed into containers (e.g. bags). Windows shall be wet
wiped. Free running water shall not be evident during this procedure. Power for HEPA vacuums shall be
supplied through ground fault interrupter.
After completion of debris removal, &a specified area shall be carefully washed. A low pressure washing
techniques moving from top to bow, shall be employed to inIn4nthe water bounce-back. Facades shall
be washed with a low-pressure wash not to exceed 250 pal,
At the completion of work, a visual inspection of the abated surfaces and sidewalk shall be performed to
verify the absence of visible debris-
Air monitoring shall be pdrf.rmed by an indaperdcuij NYSDOL licensed third party air monitoring firm
with certified workers.
Iu order to a bdmizoe din gticm m the public, and tb the b lding owupants. it is recoramenede d this work
be performed during off-hours.
Page 5
05/03/02
NYC-WTC 000134072
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