Air sampling summary letter, 225 Rector Place, Jan 2002

NYC 9/11 Public Portal Document

ATC Project No.: 09622-0013 Parc Place — 225 Rector Place January 18, 2002 Related Management Company, L.P. Page 2 Of 11

Photo 2- Typical Accumulation Condition

Sampling Common Area & Apartment Cleaning Procedures and Ambient Air Common areas, individual apartments specifically requested by the occupant or those Accumulation or Accumulations apartments identified as exhibiting, a Minor Film, Film, Minor asbestos abatement licensed were cleaned between September 23 — 28, 2000 utilizing Elimination Corp.) utilizing the contractors (Pinnacle Environmental Corp. and Hazardous Environmental Protection's procedures contained in the City of New York Department of debris inside buildings. September 14 and 26, 2001 memorandums regarding the clean-up ofaccumulated dust and/or clean all The intent of this cleaning was to completely and thoroughly and/or HEPA filter equipped cleaning methods debris from apartment surfaces utilizing wet as possible. All cleaning as quickly vacuums allowing families to return to their respective units activities were performed as follows. to wear disposable coveralls (tyveck or 1. All workers involved in the cleaning was required respirators with HEPA cartridges. equal) and at a minimum 1/ 2 face negative pressure thoroughly cleaned. The unit was 2. Each wall mounted inceptor HVAC unit was removed and apartment grate, housing and thoroughly vacuumed including diffuser, wall sleeve, unlabeled bag for accessible coils. The filter was removed and sealed in a 6 mil filter housing and subsequent cleaning by building personnel. The interior of the removed filter was surrounding attachment points were thoroughly vacuumed and the replaced with a new filter prior to reinstallation of the unit. doors, installed appliances, window 3. All apartment surfaces including walls, moldings/trim, cleaned and/or components, installed fixtures, and appurtenances were thoroughly wet vacuumed.

ATC Associates Inc. 0 2002

NYC-WTC 000124054