NYC-WTC_000179078

NYC 9/11 Public Portal Document

ATC ASSOCI ATES, INC. rt'MI INDOOR AIR QUALITY FIELD REPORT

i i )( ft ON 'niYVESANT HIGH SCHOOt, date /zZ/z/^/ PROJECT NO. 19125-0246

Occup. Teiupcrature , -.^'.KelatiyeCA GiitliotfiDioxidC’ .TVOCs ( (ivatinu CO' ■ sissia Diiniiilityi'>o) S

w 4-^7 O ■ o G I • CO G M C’ ■ O O ............... i -■ H H O 45/ O 'O G O o H W a H w o O Z 4 J5 CJ < G M O H a M G 4J6 L -------- 1_ __ U H M H > 4^ 77 "1 o. C' G ' O & 6'

w M Y 3 </ i <?• c H C* o I . iiiih-liiic Icx’cls' liK -7^'’l'7wiiUei' 30-60% Oiilflom level + 9 ppm 65 iig/nr 1 ppm o co •. H K \! \IIi \ 7.3 -7')'’l'7.siimiiier 700 ppm 24-Iioiir average o H K I rc I—i S o .... a b.i .liiiiii(s) ( ) litics ( ) l')()c.s iiol meet established indoor air qiinlity guidelines. o o Io o ’ .1 HH f Date: .// co CT CO I—i

NYC-WTC_000179090