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DEP memo on vehicle release from Ground Zero, January 24,

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Memorandum regarding the FBI's plan to release vehicles from Ground Zero to Fresh Kills landfill for investigation.

NYC-WTC_000152556–000152612
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NYC 9/11 Public Portal Document 1-24-02;12:30PM;NYC Law Department ; 1 21 2361©Yes # 8/ 55 UbtH UNH KH. 7345 202 324 9235 P.04/43

•Industrial Hygiene Survey Federal Bureau of Investigation, Staten Island, NY

i-

Introduction 1

Background.................................. .2 Manual Screening of Debris SB; .2 Screening Machines............ .2

Survey Methods.............................. .4 Asbestos................................ .4 Metals....... :......................... .4 Volatile Organic Compounds .4 Total Dust............................. .4 Respirable Dust.................... ,4

Exposure Criteria........................... .6 Asbestos............................... ,6 Metals.................................. ,6 Silica Dust............................ 7 Volatile Organic Compounds 7

Findings................................................................... ...... 8 Asbestos Bulk Samples................................ ...... 8 Asbestos in Air Samples - Area Samples..... ...... 9 Asbestos in Air Samples - Personal Samples ...... 9 Metals in Air Samples.................................. .... 10 Total Dust..................................................... .....11 Silica Dust.................................................... .... 11 Volatile Organic Compounds...................... . ....12 Noise .................... ...................................... ....12

Recommendations 13

Appendices

Appendix A.

Industrial Hygiene Sampling Data Spreadsheets

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NYC-WTC_000152565Source: NYC Law Department, mirrored locally

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