NYC-WTC_000195194

NYC 9/11 Public Portal Document Unt Area 2A 2B 2 Floor Common Area 3А зB 3Đ 3d Floor Common Area 4A 4B 4C NYC-WTC_000195219 Mattress Store and the Lemongrass Grill. These three units were cleaned as part of the study The Food Exchange air conditioning system utilizes a water-cooling tower located on the atrium roof that was also cleaned 2.10 Summary of Cleaning Activity Table 4.0 presents an overview of the tests used to clean residential and common areas of the building as well as a description of that area. A full description of the cleaning activities in each area can be found in Attachment H, Synopsis of Cleaning Methods by Building Area and Fact Equipment Used Ridgid shop vacuum and Hoover® upright, AFD Industrial HEPA vacuum Industrial HEPA vacuum, AFD Craftsman shop vacuum and Eureka upright, w/HEPA and AFD Industnal HEPA vacuom, AFD Crafisman shop vacuum and Eureka upright Industrial HEPA vacuum, AFD Ridgid shop vacuum and Hoover® upnight Industnal HEPA vacuum; AFD Craflsman shop racuum and Eureka® upright, HEPA Ridgid® shop vacuum and Hoover®upright, HEPA and AFD Craftsman® shop vacuum and Burcka* upright Table 4.0 Summary of Cleaning Activity Cleaning Method Wet Wipe Test IB Horizontal Surfaces soap/water Test 3A Horizontal Surfaces soap/water Test 4A Horizontal & Vortical Surfaces soap water Test 2B Horizontal Surfaces soap/Water Scope A Honzonal & Vertical Surfaces soap water Test 1A Tost 3฿ (IAX1A) :(3В) Horizontal & Verticat Surfaces soap/water Test lA Horizontal Surfaces soap/Water Test 4A Horizontal & Vertical Surfaces soap/water Test 2A Honzontal Surfaces Soap/water Test 2B Horizontal Surfaces soap/water Test LA Horizontal Surfaces soap/water 23 First Cleuning Asbestes/ overtoad Cleared for COPC Cleared for COPC Cleared for COPC Asbestos/ overtoed and tead (wipe) exceedence Asbestos/ overtoad and fead (micro vacuum) excecdence Asbestosi overtead Cleared for COpe Ashestos/ averlond and alpha-quartz (alr) erceenence Cleared for COPC Cleared for COPC Second Cleuning Cleared for COPC Cleared for COPC Asbestos oyerload and MMVF (air) exceedance Cleared for COPC Cleared for COPC Third Cleaning Cleared for COPC CITY_21MC100_011105253