Final notice letter, Sept 2002

NYC 9/11 Public Portal Document 10/31/02 1551 FAX 516 466 4952 1L REALTY______ 1 1017 _ -- -~—~ 719 595 3648 P. NYCDBP t ASBAF-AD TRU L1C r-29- Z0 14 53

gq CeJle~t-LJ2 root contaTmxi ed Ali '; This paoeedWe utilizes wet ad careful hygi ie pmtoaol for 010=09 with aabtos containiesg torte iil (ACM). be shall be c adored the week eet+ea far esntry/ cess dote s' otas, All sbataraeeat will 1. The testier reaof cestifei workers. performed by NYSOOL licensed oenactor5 with NYC DEP be ions of visible debris, the clean-up areas shall For uon-avel or steteoF covered roofs with localird aceumu]* speci$ed (`°speciEcd area") by DEP- cluded In the specif►ed roof urea for clean-up. Far graveVstas covered roof anrfaes, the enure roof shall be collected, The aveVwate ab ll be taken to a clean-up Oa o the roof and washed. Water *all be filtered, and disc ado the thsi&sewcr as applicable. adjoining the roof 2. A changing area cog of two adjacentstep-off pads located an the roof immediately claasrge pad. The clew pad shall be adjacent to the entr nac/exit. T i ds area thall consist of a aleen pad and a aess). The change pad shell be building interior access way (or at the point of entry to the roof for easier pad) shall consist of two layers of 10- adjacent to the contaminated roof arras. Each pad (change pad and clew faeciliffite CbM8ing and ml reinfuraed plastic on terOof/Sccess way surface and &AD be lam enough to the eat eanfigumtion will dccoi,tsminaoon as described herein. A nrnimum of 4' x 4' is reconimod, though be specific to the roof. .. directly onto the 3. Workers shall thst step from the building interior (or exterior at the point of entry to the roof coveralls, plastic booties, clean pad. On the ales pad, each worker shall be double suited with disposable fi ves, and bead eoveraugs. Rubber boots may be used instead of the plastic booties. The boots shall be wet wiped and HEFA vacuumed prior to leaving the roof. Each wor r shall wear a r,iitirnum of a halfface air- purifying respirator equipped with HEM c ertridgaas.

4. All Wi ens at the roof within 10 fact of the specified roof area included in the clean-up shall be cleaned by wet methuds1fEPA vacuum end sealed with 6.rni] polyethylene sheeting. ensnce/e.it. 5. Roof cleanup shall bed at the ee tranwA it and proceed in a path working away from the Water abell be the primary onginee rlus cazwol to act and he potential for fiber release"

water, mops. rags, 6. Roof sw'faoes shell] be wetted and then wet cleaned using wet wiping techniques with breaches, M. IAA vacuuming may also be used as alteroatavee to or In combination with wet cle►arm►g• personal 7. Throughout the procedure, all pesotmel entering or existing the roof shell observe the deco its ' 'an practices. Attenlient shall be paid to limiting walking an or disturbance of n teerial on the roof. These peal der tine procedures shall be so icily adhered to, in order to ____the potena1 for spreading=ootri atien to the interior of the buildings.

S. Solid nonporous objects, nt ch as rental patio aiture, plant peers, and plastic flunibae cushier, shall be wet wiped with damp cgs. Wooden objects such as decking shall be EWA vacuumed, wet wiped, and lightly brushed with a bristle brush uiiizMg SirOU1 eOUs rig and Ioesl IAA exhaust Woven roatamials shall either be disposed as ACID or begged and reroeved off-sate for proper' laundering to accordance with 29 CFR 1901. 1001. Pond plants with visual contamination should be disposed as ACM waste unless the owner requests scoutanmiation, Potted plate win be repeatedly rinsed, and provisions shall be made to catch the runoff water (i.e. into ACM disposal bags cc by usrog rags and EWA wet-vacuums).

9. After completion of the above, the specified area roof shall be mrctrelly shed - Page 3 05/03/02

NYC-WTC 000134070