Air sample results for 55 Church Street, undated

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L Environmental Labor; . .y 47 Hudson Street, Ossining, New York 10562 NYS ELAP # 11142 NVLAP # 200083-0 • AIHA # 100147 CERTIFICATE OF LABORATORY ANALYSIS FOR ASBESTOS CONTENT CLIENT: Bovis Land Lease +-LMB Project No: MBO-025AB Collected By: Boris Feldman 4 Date Sampled: 09/30/01 Date Analyzed: 10/03/01 PROJECT: Millenium Hilton Hotel PLM Analyst: V. Binchkauskas Church Street TEM Analyst: N/A New York, New York

• I NUMBER: I LAB ID # I DESCRIPTION IMATRlXI RESULTS (%)

Floor 6-At Storage Tank-Dust on Chrysotile = 0.57% Cellulose = 60% 133 01PLM # 8164 Friable Floor Fiberglass = 20% Non-Fibrous = 19.43% Cellulose=50% Other= 3% 134 01PLM #8165 Floor 6-Chiller Room-Dust on Floor Friable Fiberglass = 20% Non-Fibrous = 27%

Floor 4-Board Room-Debris on Chrysotile = .80% Cellulose = 10% 135 01PLM # 8166 Friable Floor and Furniture Fiberglass = 55% Non-Fibrous = 32.59% • Floor 4-Soho-Debris on Floor and Chrysotile = .52% Cellulose = 10% 136 01PLM # 8167 Friable Furniture Fiberglass = 50% Non-Fibrous = 39.48%

Floor 4-Chelsea-Debris on Floor Cellulose = 10% Fiberglass = 55% 137 01PLM # 8168 Friable and Furniture Non-Fibrous = 35% Chrysotile = 1.08% Cellulose = 35% 138 01PLM # 8169 Floor 56-MER-Debris on Floor Friable Fiberglass = 35% Non-Fibrous = 28.92%

139 01PLM # 8170 Floor 56-MER-Debris on Floor Friable Not Analyzed-Homogeneous Area 0

140 01PLM # 8171 Floor 56-MER-Debris on Floor Friable Not Analyzed-Homogeneous Area

Floor 54-Stair A-Dust on Intake Air Cellulose = 75% Fiberglass = Trace • 141 01PLM # 8172 Friable Louver Non-Fibrous = 25%

Floor 47-Stair B-Dust on Intake Air Cellulose = 75% Other = 5% 142 01PLM # 8173 Friable Louver Fiberglass = Trace Non-Fibrous = 20%

(1) Sample Information provided on chain of custody assumed correct (2) Samples homogenized by mortar & pestle prior to • analysis. (3) Results only pertain to those items tested. (4) The laboratory has non control over sample collection. This certificate of analysis shall not be reproduced expect in full, without the written approval of Testwell Laboratories, Inc.

iJ> NvLA4 AIHA ~ ,, Deborah McCarl-Laboratories Director (as it pertains to bulk sample analysis under certification 200083-0) • This report and use of above logos must not be used to claim endorsement by AIHA, NVLAP, NIST or any other Federal or State regulatory agencies

NYC-WTC 000103929