Cover letter for asbestos reports, 41 Park Row, Feb 2002

NYC 9/11 Public Portal Document 02/26/2002 11:25 2154969280 COLDEN CORPORATION PAGE 07

D. Link CPN 01204 Asbastc s Sampling Report 09/18/41

Table 3.0 09-1, 0l Asbestos Air lc Results —135 Williams Street 5axx le ocation~ Sz~tri le Time of Anal~~s7 ft caul R {dly„g }a~RGsttl Sample NYS DOL / EPA Criteria C; llkP Criteria —l6 Floor Apt -R —~ 01204-30 :52-J. 16:09 20 No As etas Sttuctures Detected .,. T 04.31 No Asbestos Structu'es'Detected 14 Floor Apt a„t P I I (1244.32 :1 16:2$ :22 - 16:34 0.0046 No Structure cc As sates 20 Structures/xnr Structures tected

Table 4.0 (..Lt n'I Al A A:,. cstltc _ l S Williams Street Sample Location Sample LD Time of ^ A, 1ysis ResuIL* Aalalysis I.tesult* Sample NYS DOL / EPA Criteria NYC 1EP Criteria t 12 Floar - 012( -33 13:36 - 16:40 No Asbestos tructures Detected ( ` Computer' Sciences Office Cfutdor+rs . Rnnf T,e .gel 01204-34 1344-1644 <00046 Structures/cc Structures/mxn` oor Mr. $rodalti, s Office 12 4.35 13:0'-16S6 <0. fr 40 l5 Structures/cc Structures/mm2 Pluses . — 4104 36 13:52 I6:5~ X0.0046 j 44 Chktside oosn 512. Structures/cc j Structure$/mm2 Hall

* EPA clearance criteria is 70 Structures/mxn2 rc.s 81"wi that 5 uzicrozx~. * NYS DOL and N YS L)i Y clearance criteria is less that 0.01 s/cc for swui. U Table 5.0 ©9-15-0 t Z3ulk Dust Asbestos Sam le Results — 1 Pace Plaza Sample Location Sam to orninents . Asbestos Analysis tesult . orris Doom #~ 1413 R- ,1 -01 Dust an indoor Sill anti Less Than 1% Horizontal Surfaces Stoarn 1620 13 412 X02 Duiat an indaw Si l T Than 1 Dcrrn T~orrnRoarri #2409 B-ai 04 03 Dust on all Horizontal Les `flii 1 % Surfaces Dorm Roar( 403 1204-U3 jDust o>a'Witttl4v/ Sx11 Less Than I %

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