NYC-WTC_000210651

NYC 9/11 Public Portal Document

Page of AIR MONITORING DATA TURNAROUND TIME AND □ 2 hrs □ 6 hrs □ 48 hrs □ Standard ASSOCIATES CHAIN OF CUSTODY FORM □ 4 hrs □ 24 hrs □ 72 hrs □ Ollier =IOJECT INFORMATION Client 2. Proiect Name 4c Rotamelef Number

3a Task # 4a Air Sampler

Uate 6 Abatement Location ITQ PCM (0 8 micron MCE) 8 Q TEM (0 45 micron MCE) 9 Type. c □ Abatement I □ Environmental '/■ Cassette/rifter Manufacture CasseNo/nilor Mantrljcluro /ML a n Background d □ Post-Abate gi^^^mbient LOI# I nl # b □ Pre-Abate e □ OSHA h □ Other

AILY AIR SAMPLE RECORD J 11. 12 Sample Location 13 Time (24 hrs clock) 14. Flow Rate (L/min) 15 16 17 Sample I D Pump 12c Sample Coordinates ■' 13a Stan 13b End 13c Total 14a Start 14b End 14b Total Air Vol # Fibers/Fielcls Fiber Cone F/CC 12a 12b Number Number IWA OWA Avg (liters) Minus Blank Field Blank

Field Blank it® /2>S lO re? co ^ri-^ .^1 fe lY ins. i3o (S (SO (C |O O 41H 16 B. 10 yo IL /IB BO (O to m -tl l(^f/ (0 IScO ■o

(7 30 (D O XI DO LLT^nn. BO 10 '0 IS0D 'o > IHAIN OF CUSTODY LAB INFORMATION (ATC ELAP # 10879, ATC NVLAP #1187) 2 22 Lab Name /Z 2 8 ^ellijfluished 19 Received By 20 Date 21 Time 23 Date 24 Time 25 Microscope Make/Senal # > ®X// a Analyzed By □ Nikon Labophot 238913

i I c JL b DC By c Lab Batch #: □ Nikon Labophot 238917 □ Nikon Labophot 239079 OJ II Analysis Methodology o ’6 ATC Protect Manager 27 Result To .^^4/ A/c h 28 Comments o PCM - NIOSH 7400A o o o r\3 00 Beeper/Phone #'s TEM - AHERA b WHITE - File YELLOW - Client/Reporl PINK - Lab GOLDENROD - Field NY-1 (1/01) o

NYC-WTC_000210651