NYC-WTC_000202610

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT

LOCATION. DATE //^//a f ly I PROJECT NO. H 3

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14-S 5 I- I O' o ■ Guideline levels 69- 76’F/wlnter 30-60% Outdoor level + 9 ppm 50 ug/in 1 ppm ASHRAE/AIHA 73-78.5’F/aunnner 700 ppm ^xssrmaeaEzisicaBcMsas

o Comments: 1—1 H I The assessed location(s) () Does () Does not meet established indoor air quality guidelines. ho I—’ S o o Signatui c: __ Date: ///}foj 1*^

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NYC-WTC_000202611