Facsimile transmittal sheet, Pinnacle Environmental Corp.

NYC 9/11 Public Portal Document

FROM : HILLMANN ENV I RON MENTA . GROIP FAX NO. : 9086865301 Jan. 16 2082 11:10PM P5

l UNITED ARTISTS THEATER: CONTAMINATED DUST CLEANUP

SliT1L SPECIFIC CONDITIONS

.Heavily and Medium Dusted Areas;

These areas should be completed prior to work in other areas of the theater.

Critical barriers should be installed as the first step in the area followed by a preliminary gross cloning. These areas are to be abated by use of HEPA vacuuming and wet wiping as appropriate.under a negative pressure containment by a licensed asbestos removal Contractor following applicable standards. HEPA equipped air filtration units must provide a minimum of 4 air changes per hour during the course of the abatement phase of the project.

At least 2 cleanings are to be performed by the asbestos abatement contractor in these areas.

The use of remote decontamination units is allowable if properly filed and precautions are taken to prevent spread of dust.

In the heavily dusted areas all porous items at a minimum should be disposed of as contaminated waste. In the medium dusted areas some non-porous items can be cleaned and saved. This will be determined in the field on a case by case basis.

The work is to Include cleaning and decontamination of the escalators within the area.

The tops of ceilings and above ceiling components are to be cleaned in these areas.

Follow up cleaning by restoration contractors using HEPA vacuuming and damp methods can be done following clearance air testing.

Lightly Dusted:

These areas should be cleaned by restoration contractor personnel using HEPA vacuuming and damp methods. The use of asbestos abatement workers in these areas is not required. The cleaning should consist of HEPA vacuuming and wet wiping followed by wet extraction cleaning of the carpets. A minimum of 2 cleanings is to be done in these areas. All HVAC openings into the area are to be sealed prior to cleaning.

Undusted Areas:

Though dust is not visibly present, as a precaution, these areas should be cleaned by restoration contractors using HEPA vacuuming and damp methods. The use of asbestos abatement workers in these areas is not required. The cleaning should consist of HEPA vacuuming and wet wiping followed by wet extraction cleaning of the carpets

SCOPE OF WORK Page 2 of 14

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