6 shared non-person entities · 1 shared topics · similarity 0.888
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Survey Results for Metals at 130 Liberty Street, 2001-2002
Machine-extracted title · confidence 90%Summary of survey results for metals in floors, ducts, and elevators at 130 Liberty Street conducted between September 2001 and January 2002.
NYC-WTC_000182143–000182145Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
o 130 Liberty Street <3>
Bulk Heavy Metals Results Occupied Areas surveyed on September 28, 2001 ro o o Air Plenums and Ducts surveyed January 16 to 19, 2002 Elevators surveyed January 21 and 22, 2002 O
o RangeofResultsJppm) Floor # Area Notes Cadmium Chromium Copper Lead Nickel Zinc Occupied area 5.94-6.13 85.15-93.22 135.15-166.74 63,37-101.09 15-17 1114-1173 ro 17 Return air plenum to co Supply air ducts »b*- Occupied area 05
16 Return air plenum <2.93-19,2 68.8 -199 336-1530 87.1 -702 24-61 519-3200 Supply air ducts ”i Occupied area 4.71 - 6.56 62-64 102-124 34-48 7.06 - 9.26 773 - 976 1 15 Return air plenum Supply air ducts Occupied area 14 Return air plenum Supply air ducts Bm t—<
Occupied area 6.04-6.61 84-90 136-145 48-61 10.5-11.3 1043-1047 12 Return air plenum 6.67-8.63 77-109 146- 1220 193-306 27-37 1190 - 43900 Supply air ducts s Occupied area 5.92 - 6.28 109-142 126-148 39-66 16.6-22 900 - 953 § 11 Return air plenum Supply air ducts Occupied area 5.08 - 5.74 95-149 103-168 37-72 12.6-24 789-1008 to Return air plenum Supply airducts Occupied area 5.8 - 9. 08 124 -144 165-218 32.9 -103 16,4-23 956-1598 9 Return air plenum Supply oif uucis Occupied area 12.5-44 53-58 197-200 170-172 9.21 -14.0 1149-1245 B Return air plenum 6.44 -18.3 78-158 225-756 173-455 29-57 1350-2620 o Supply air ducts H Occupied area 7.93 - 14.8 61-87 132-183 9.01 -137 10.8-11.0 984-1184 I 7 Return air plenum 5.27-10.3 74 -153 189-706 160-340 23-54 1150-3580 Supply air ducts s o Occupied area 4.69 - 5.81 55-71 77 -171 38 - 233 8.71-11.3 1162-3113 5 Return air plenum 5.43 - 49 64-127 150-399 101 - 279 19.5-35 1640-9640 Supply air fans 2.77 - 41 54-192 113-686 165-2750 16.1 -48 2270-16600 o u
o
NYC-WTC_000182144
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