NYC-WTC_000196328

NYC 9/11 Public Portal Document

Hitnann Environmental Group Sampling Data One Work! Financial center Brookfield Financial Properties

1 WORLD FINANCIAL CENTER Sample Infonnation AirS mplinq Bulk Sample: Dust Lead Mercury Location or Compass Sample TEM Air TEM Air TEM Bulk ASTM 5756 ASTM 5755 Lead Date Sample Number Floor Surface/Component PCM (fb/cc) PLM (%) Point Count Lead pg/Ft^ mg/m’ Point Volume (struc/cc) (struc/mm) (%) (% weight) (struc/cm‘) mg/kg«ppm 124)34)1 K62824 9 Freight Elevator Lobby 1547 0018 12/03/01 K62827 9 S Sou>i Office Area 1400 0004 12/03/01 K62828 9 Freight Bettor Lobby 2422. 0019 12/04/01 K62803 9 s South Office Area 1680' Overload Overload Overload 12/04/01 K62804 9 Near Freight Lobby 1680 0.039 0.0138 60 , 12/04/01 K62807 9 s Soutt Office Area 1400 Overload Overload Overload 12/04/01 9 Near Freight Lobby 1400 0.008 124)4/01 K62808 9 Near Freight Lobby AQ 1470 0.0052 20 1: K62811 9 NW Northwest HEPA Machnes 1280 0.002 12/04/01 K62813 9 NW Northwest HEPA Machines 1280 0.005 Air Quaity Freight Elevator 124)44)1 K62824 9 Lobby 1547 Overload Overload 124)44)1 K62828 9 Air Quaity Elevator Lobby 1400 Overload Overload 12/06/01 K62803 9 S Soutfi Office Area AQ 1630 Overload Overload 12/06/01 K62804 9 Near Freigit Lobby AQ 1680 0.0138 60 12/06/01 K62807 9 South Office Area AQ 1470 Overload Overload 12/06/01 K62808 9 Near Frerjht AQ 1470 0.0052 20 Air Quaity Freight Elevator 12/06/01 K62824 9 Lobby 1547 Overload Overload Ar Quaity Freight Elevator 12A)6/01 K62828 9 L<y^ 1400 0.0083 30 ” Ad l-iEFA Exhaust Red 12/13/01 6 9 NE Zone 1440 0002 RP1002 01/04/02 K70105 9 N Adj. Mail Room 1440 <5 RP1005 01/04/02 K70108 9 N Adi. Mail Room 1440 <0.002 <5 RPTOT 01/04/02 K70110 9 N Adj. Mail Room 1440 <0.002 <5 RP101D 01/04/02 K70113 9 N Adj. Mail Room 1280 <0.002 <5 m 01/07/02 K70162 9 Freight Elevator 1280 <0.002 <5 11:33 9 NE Comer 000 01/14/02 11:35 9 SW Comer 000 01/14/02 11:39 9 E Gatehouse 000 01/14/02 11:41 9 W Gatehouse 000 RL01-01/164)2 Outside Entrance O 01/16/02 K72927 9 NW to Work Site 1200 0202 <10 1/16/02 Outside Entrance 01/16/02 K72928 9 N to Work Site 1200 Overload RLO3-O1/16/D2 Outside Entrance o 01/16/02 K72929 9 NW to Worksite 1200 <2002 ND m RL04-01/16/D2 Outside Enhance "O 01/16/02 K72930 9 N to Work Site 1200 Overload RL05-01/16/D2 Outside Entrance § 01/16/02 K72931 9 NW to Work Site 1200 <0002 ND O 01/16/02 RL06-01/164)2 K72932 9 N Outside Entrance to Work Site 1200 <0.002 <10 J] DFOI/lfeXJS-bl DO 01/16/02 K72402 9 SE In Work Area Comer 1200 0.006 <20 DF01/164)2-02 At Work Entrance 01/16/02 K72403 9 By Elevators 1200 0.008 20 O DF01/164)2-03 > 01/16/02 K72404 9 SE I^W<^^_g3CQrner 1200 0.006 <15 z DFO1/1 64)2-04 At Work Entrance z 01/16/02 K72405 9 By Elevators 1200 0.007 <20 > 01/164)2 DF01/18/02-65 K72406 9 SE In W^ Comer 1200 <0002 ND DF01/16/D2-06 At Work fefirance' 01/164)2 K72407 9 By Elevators 1200 0007 <20 DF01/164)2-07 (= 01/16/02 K72408 9 SE In Work Area Comer 1200 0.005 <15 □J “0 I CA= Chrysotile Asbestos DC = During Cleaning o NVA = No Visible Asbestos IWA = Inside Work Area o NAD/NA = No Asbestos Detected AQ = Air Quality o FAT = Final Air Test OWA = Outside Work Area 01/11/02 o o 06 co GO

NYC-WTC_000196365