Asbestos air PCM fiber results, JLC Environmental Consultants, March 2003

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I O Phase Contrast Microscopy (PCM) fiber Results O) b-6 U O c O O 03-2744; NYCDEP; 114 Liberty St (Post-Abate) CD CT CD o' c» Flow Air Fiber Fibers CO ■D cn SciLab Client o c» Rale Duration Filtered Fields Fibers Density Cone. TWA 3. o Sample# Sample # / Location Collected (liiers/inin.) (min) (liters) (Fibers/mm ) (Fibcis/cc) lD q:

01 66 3/JO/O3 10 3d0 3600 too 4 5.10 <0.001 s O o o c Final / 11 lb Floor Elevator Shaft 3 IO CD 02 67 3/3(V03 10 360 3600 100 3 3.82 <0001 Rani / 9th Root Elevator Shall cn 03 68 3n0/03 10 360 3600 100 4 5.10 <0001 o IB F-* Final / 7th Root Elevator Shafi CB Xk 04 69 3/30/03 10 360 3600 100 3.5 4.46 <0.001 Final / 6lh Floor Elevator Shalt 05 70 3/30/03 10 360 3600 100 4 5.10 <0.001 final / 4ih Roor Elevaloi Shalt 06 71 3/30/03 10 360 3600 100 6 7.64 O'Xll Final / Firsl floar Lobby Ne ar Flcvalor + Basement Door 07 72 3/30/03 ID 360 3600 100 3 3.82 <0 001 final / First Floor Lobby Near Entrance From Liberty St. 4- Elevator tn o 08 73 3/30/03 0 0 0 lOO 05 0.64 Field Blank Footnotes: I 3> co O 09 74 3/30/03 0 0 0 100 0.5 0 64 2: Field Blank Footnotes: I

o 10 3/30/03 0 0 0 too 0.5 0.64 m Field Blank Footnotes: / "O II 76 3r30i/03 0 0 0 lOO 05 0.64 g O Field Blank Footunles: / J] DO 12 77 3nO/O3 0 0 0 too 0.5 0.64 Field Blank Footnotes: / 'o > 1.3 78 3/30/03 0 0 0 100 0.5 0.64 z Footnotes: / z Held Blank >

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