NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection Form Page 1 of 1
Mechanical Exhaust System Identification: r,
SEMENT ex HAST
Location: Served: pn
250 kourty bun Are / Baseuenst eta Loot S.-. Ox lites7
Associated mechanical room: clean Y ON dry YN stored chemicals/refuse_ = -Y
Surface Component
System Components Dust/ WTc ® not present
[NOTE: if component not present (NP), not found (NF) or inaccessible @ please Debris Dust ¢ not found
indicate in last coma] Present? | Present? | « inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y "A N (explain): A/ A
— louvers, grates and/or screens a) A/
— outside air duct Al al
—_outside air damper(s) ' N p
Exhaust fan unit:
—_ blower assembly incl. blower wheel, housing, air vanes, in-line noise attenuators N N
—_blower housing acoustical lining NP
~ vibration collars N fp
Exhaust air distribution:
~ Exhaust air dncts Est total inft (0 No. locations inspected |
Specify type (circle): (metal ) fibrous glass lined metal masonry fibrous glass board
flex-duct wood NI Ni
— Accessible in-line fire dampers Est. total qty No. locations inspected N¢
~ Accessible turning vanes Est. total qty No. locations inspected , N i
~ Exhaust air grilles Est total qty “3____No. locations inspected 3 N AJ
Other (specify);
Other Information:
General impression (indicate recommendations for cleaning based on finding of WTC dust);
te E xXHALST 15 OLEAN,
KEY: NP = not present; NF = not found; 1= inaccessible; U = unknown
NYC-WTC_000135534
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000135534Source: NYC Law Department, mirrored locally
An HVAC inspection report from Cole Consulting Corporation dated February 13, 2003, recommending cleaning of units at 295 Greenwich Street due to WTC dust.