Chain of custody summary form, 114 Greenwich Street, undated

NYC 9/11 Public Portal Document

2 ALL DIFFUSERS, REGISTERS ND GRILLS •W)IIU.BF REMOVED. CLEANED (f4 AND SANITIZED. REGISTERS WHICH•CANNo T .BE REMOVED WILL BE CLEANED AND VACUUMED IN PLACE. REGISTERS WITH HEAVY DEBRIS WILL BE ISOLATED AND CLEANED. ALL REGISTERS WILL BE REINSTALLED. ALL FLEXIBLE DUCTWORK WILL BE CLEANED

3.INTERNALLY LINED DUCTWORK WILL BE CLEANED GENTLY AS NOT TO DESTROY THE LINING.

4. ALL VAV BOXES WILL HAVE THEIR DEBRIS LOOSENED AND VACUUMED.

5. THE SUPPLY AND RETURN DUCTS WILLL BE CLEANED INTERNALLY WITH 1-fEPA. FILTERERED VACUUMS. HEPA FILTRATION WILL BE 99.7 @ 3 MICRONS. THESE VACUUMS WILL CONTAIN THE CONTAMINATES AND PARTICLES. ALL NECESSARY PRECAUTIONS WILL BE TAKEN TO PREVENT DEBRIS FROM SPREADING FROM THE EXISTING AREA.

6. PENETRATIONS IN THE DUCTWORK WILL. BE MADE WHERE NECESSARY TO PROVIDE -A COMPLETE CLEANING, ALL PENETRATIONS MADE WILL EITHER BE CLOSED WITH APPROVED PLATES OR ACCCESS DOORS. ANY DAMAGE DONE WILL BE REPAIRED IMMEDIATELY. I ! 7. ALL CLEANING OF THE DUCTWORK WILL BE PERFORMED THROUGH THE USE OF SMALL OPENfNGS IN THE DUCT WORK. ALL DEBRIS WILL BE COLLECTED AND REMOVED FROM THE PROPERTY.

8. CM WILL RESTORE ANY DUCT SURFACES THAT CM DAMAGES INCLUDING PATCHING METAL DUCT WORK. CM WILL. KEEP DAMAGES TO A MINIMUM.

9. ALL EMPLOYEES OF I -840-CHUTE-ME WILL BE WEARING PROTECTIVE EQUIPMENT REQUIRED BY OSHA, INCLUDING EYE PROTECTION, GLOVES BODY SUITS AND RESPIRATORS.

10. ALL DUCTWORK WILL BE SANITIZED WITH OSHA AND EPA APPROVED BIODEGRADABLE DEODORIZER AND SANITIZER IN CONJUNCTION WITH THE AIRFIANDLERS AND DUCTWORK.

II. THE SANITIZER WILL CONTROL THE AMOUNT OF ODOR, BACTERIA AND MOLD.

12, ALL AREAS WILL BE PROTECTED WHERE NECESSARY WHILE THE WORK IS IN PROGRESS.

I.

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