NYC 9/11 Public Portal Document
Liberty Mutual ZATC Industrial Hygiene Air Sample Results December 9, 2001
OSHA PEL
Station Sample Begin Begin Comment orACGIH Action
Type Sample ID Zone Job Description Date End Date Time End Time Worker Analyte Results Units TLV Level
Personal 0112042-WTCBORM02 BOVIS Spotter in Depress 12/2/2001 12/3/2001 8:18:00 PM 3:25:00 AM No Name Report Cristobalite <0.012 mg/cu m 0.05
Quartz <0.012 mg/cu m 0.06
Respirable Dust <0.059 mg/cu m 3
Personal 0112043-WTCBORM02 BOVIS Spotter In Depress 12/1/2001 12/2/2001 8:27:00 PM 3:40:00 AM Marlo Nunes Grislobalite <0.012 mg/cu m 0.06
Quartz 0.018 mg/cu m 0.06
Respirable Dust 0.3 mg/cu m 3
Personal 0112044-WtCBODm BOVIS Torch Cutter on Su 12/1/2001 12/1/2001 8:10:00 AM 3:02:00 PM Juan Pinero Cristobalite <0.013 mg/cu m 0.05
Quartz <0.013 mg/cu m 0.05
Respirable Dust 0.12 mg/cu m 3
Acid Gas Samples
Personal 0112013-WTCBOCJ03 BOVIS Burner in Dapressh 11/29/2001 11/29/2001 8:20:00 AM 3:22:00 PM Benjamin Jones Hydrobromic Acid <0.00027 ppm 3
Hydrochloric Acid <0.0018 ppm 5
Hydrofluoric Acid as Fluoride <0.0011 ppm 3
Nitric Acid <0.00070 ppm 2
Phosphoric Acid <0.0018 mg/ou m 1
Sulfuric Acid <0.0027 mg/cu m 1
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