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Indoor Air Quality Field Report, 90 Trinity Place, May 2002

Machine-extracted title · confidence 85%

ATC Associates indoor air quality field report for 90 Trinity Place documenting environmental conditions in May 2002.

NYC-WTC_000180192–000180205
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Scanned page image, NYC-WTC_000180201
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NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. Page 10 riJ 14 INDOOR AIR QUALITY FIELD REPORT 7 Ii^ LOCATION; 90 Trinity Place .'iiS for Leadershi-p and public services DATE: 02-^ PROJECT NO: 15-19125-0290 Time: ( Locaiion Occupants^ Temperature Relative^ Carbon Carbon Respirable TYOCs Humidity Dioxide Monoxide Partkulate {%) (ppm) ... (PPn») s {ug/rii^j " ■

I tit-T- I 5Z^' .2 O w G to to'^ FCx tom t oos Z G M IC O IQT^Fc. Fean iOCFl Ms-S I •70 1 H

LI a id H 7 O 0^711 Pc. <5.7/! t(XCe-tl G V O H MZC 7 & n . M C^‘T« Fix [1 O H Hl O O S 72.5’ ss£=: 2 < G M

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S ' > Hl O STHpv^ ^3oq7n 3i5 I cfG-2 I 51/( 13 .'I 22 co M hj itojvn $ 0^ 5 73>.S 22. 4^ ( 4€.^ 2 / H

O O 'Sr''''pv (2-euK) 'SOfc Guideline levels O 13 ■'7 68 - 75*F/wlnter 23] 30-60% Outdoor level 7 9 ppni 110 I 65 ug/n? CO ASHRAE/AIHA 73-79 “F/summer + 700 ppm Q

l7 H K I Comments:

I o The assessed locatioii(s) () Does () Does not meet established indoor air quality guidelines. o I Date: 3 '3 “ o S ign a tu 77 o co

NYC-WTC_000180201

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NYC-WTC_000180201Source: NYC Law Department, mirrored locally

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