Chain of Custody Form Instructions for WTC Building Sampling

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o o ■D oA — c CT o' ■D O Summary of Residential Sampling Survey Form Results and Review of Photographs 3. Abbreviations and terms used in the table are defined on the last page in this table.) 03

O Number of o Event Broken Dust Visible Dust Visible Residence Cleaning Aggressive Level of Dust o c Number Location Windows Initially Currently Occupied Method Sampling in Photo Photo Comments 3 <D Z3 1 Outside 28 Nene Visible 1 Common 0 SI N C None Visible Prepared for asbestos abatement 1 Residence 1 2 LI Y U None N Large Amount Large amount of WTC dust; more than other locations sampled 1 Residence 2 0 Ni N U None Y None Visible 2 Outside 1 Y None Visible

2 Common 0 NI N C Slight Amount Residence 1 0 SI N Y C N None Visible Residence window faces WTC site 2 Residence 2 0 SI N U C Y None Visible

A Outside 0 N None Visible Sampled from courtyard several floors up 3 Common 0 LI N AA None Visible 3 Residence 1 0 LI N Y AA N None Visible 3 Residence 2 0 Ml N Y C N None Visible 4 Outside 0 N Slight Amount 4 Common 0 NI Y O None Visible A Residence 1 0 SI Y N None Y None Visible 4 Residence < 0 SI Y N None Y None Visible 5 Outside 50 Y Large Amount

A Common 0 SI N AA None Visible 5 Residence 1 6 LI LI Y AA Y None Visible 1 Residence 2 e LI LI Y AA Y None Visible Room looks clean but lots of WTC dust outside one window sfli 6 Outside 200 N None Visible 6 Common 0 SI N C Couldn't identify photos for common area 6 Residence 1 0 LI N U C Y None Visible 6 Residence 2 0 SI N U C Y NoneNAfflbte 7 Outside 2 N None Visible 7 Common 0 Ml N C None Visible Many window sills (not sure where) have significant amount of WTC 7 Residence 1 0 Ml N Y C N None Visible dust on outside ledge, not noticeable on inside of window.

7 Residence 2 0 Ml N Y C N None Visible Resident has window view of WTC site

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