Asbestos TEM air analysis results, 130 Liberty Street, April 2008

NYC 9/11 Public Portal Document

RJ Lee Group, Inc. 350 Hochberg Road, Monroevhlle, PA 15146 Tel: (724) 325-1776 I Fax:(724)733-1799

Preliminary Laboratory Report TEM Air Analysis Mr. Chris Colboume Report Date: 4/5/2008 Masterworks Development Corporation Sample Receipt Date; 4/4/2008 56 West 45th Street RJ Lee Group Job No.: TLN704891-564 4th Floor Samples Received: New York, NY 10036 Building: 130 Cedar Street Sampling Event: Community Air Monitoring - Main Abatement Phase Method; Federal Register, 40 CFR, Part 763, October 30, I987

Concentration Sample Collection Filter Arsa Asbestos Analytical RJLG Sample Sample Start Oats-Time Area Volume Analyzed Structures Sensitivity Number Type End Date-Time Floor-Sub Location-Location (mm’) (liter) (mn?) Chry Amph (S/mn?) (S/cc)

5276345.HT Field 4/3/2008 -07:31:00 (Outside) - East - 5 - Washington 385 0 0.09070 0 0 <11.0 N/A Blank 4/3/2008 -07:31:00 St 6lh Floor Scaffolding 11.0 N/A

5276346.HT Area 4/3/2008 -07:37:00 (Outside) - West - 3 - 90 West 385 1676.5 0.11791 0 0 <8.5 <0.002 Courtyard at 2nd Floor Level 8.5 0.002 4/3/2008 - 15:36:00

5276347.HT Area 4/3/2008 -07:30:00 (Outside) - South - 4 - Albany St 385 1683.5 0.11791 0 1.5 0.002 4/3/2008 - 15:31:00 6th Floor Scaffolding 8.5 0.002

5276348.141 Area 4/3/2008 -07:31:00 (Outside) - East - 5 - Washington 385 1680 0.11791 0 0 <8.5 <0.002 4/3/2008 - 15:31:00 St 6th Floor Scaffolding 8.5 0.002

5276349.HT Area 4/3/2008 - 07:28:00 (Outside) - North - 6 - Cedar St 6th 385 1731.6 0.11791 0 0 8.5 <0.002 4/3/2008 - 15:29:00 Floor Scaffolding 8.5 0.002

5276350.HT Area 4/3/2008 -07:17:00 (Roof) - East - 7 - Roof, East Facade 385 1645.6 0.11791 0 0 <8.5 <0.002 4/3/2008 - 15:21:00 8.5 0.002

Notes: I. Volumes provided by RJ Lee Group, Inc. were used to calculate analytical results and sensitivities. 2. “<” indicates results less than analytical sensitivity. ” indicates that sample was not analyzed. 3. Sample(s) for this project were analyzed at our; Monroeville, PA (AIHA #100364, NVLAP #101208-0, NY ELAP #10844) facility. 4. If RJ Lee Group, Inc. did not collect the samples analyzed, the verifiability of the laboratory’s results are limited to the reported values. 5. Abbreviaiions: N/A-Not Applicable, Chry-Chrysotile Asbestos. Amph-Amphibole Asbestos, S-Structures. 6. Samples will be held for 90 days and then disposed of per Federal regulations. 7. These results arc submitted pursuant to RJ Lee Group's current terms and conditions of sale, including the company’s standard warranty and limitation of liability provisions. No responsibility or liability is assumed for the manner in which these results are used or interpreted.

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