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← Document results/DEP Box 33/1 NORTH END AVENUE Block: 16 Lot: 225 BIN: 1085502 4 River Terrace, 60 Vesey Street
Document / 11 pages

Indoor environmental quality survey report, Dec 7, 2001

Machine-extracted title · confidence 100%

Letter from Ambient Group dated December 7, 2001 summarizing an indoor environmental quality survey.

NYC-WTC_000097647–000097657

Folder label: “1 NORTH END AVENUE Block: 16 Lot: 225 BIN: 1085502 4 River Terrace, 60 Vesey Street

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NYC 9/11 Public Portal Document

AMBIENT GROUP, INC. 10 MORRIS AVENUE '4 GLEN COVE NY 11542 FLAP # 10865

METALS IN AIR LABORATORY DATA REPORT PROJECT ID: 211338 CLIENT: CUSHMAN & WAKEI=IELD, INC. COLLECTED: 12/4/01 PROJECT ADDRESS: ONE NORTH END AVENUE DATE RECD: 12/6101 ANALYZED; 12/B/01 DESCRIPTION: 12TH FLOOR: ADJACENT TO SERVICE LOBBY

LABORATORY ID FIELD lb ANALYTE VOLUME (L) ug/m3 41051 6442-01 CADMIUM 634 <0.16 CHROMIUM 634 0.63

COPPER 634 1.42 IRON 634 0.79

LEAD 634 <1.37

MANGANESE 634 <0.24 NICKEL 634 <0,40 ZINC 634 <1.45

SfandardIGuldeline: OSHA PEL far Cadmlum:5ug/m3; OSHA PEL for Chromium: 1000u/ms; OSHA PEL for Copper: 1 0SI IA PEL for Iron: 90000ug/ms; OSHA PEL o00uglm3; for Load; Soug/m3; OSHA PEL for Manggnasa: PEL for N/ckol:1000ug/m3: OSHA PEL for Zino: 1DOouglm3; OSHA 6000uglm3

12/07/01 FRI 18:26 [TX/RI NO 8736]

NYC-WTC 000097649

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NYC-WTC_000097649Source: NYC Law Department, mirrored locally

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Chronology of clean-up precautions and air sampling results for buildings at North End Avenue and 60 Vesey Street following the September 11 attacks.

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