Forwarding WTC air monitoring scope for final review, Aug 2002

NYC 9/11 Public Portal Document

Pt. 763. Subpt. E. App. C 40 CFR Ch. I (7-1-00 Edition) Owners consider such factors as cost effec­ 1, Information regarding types of ACM and tiveness, the physical configuration of the Its various uses and forms, work area, and the amount of traffic in the 2, Information on the health effects associ­ area when determining which abatement ated with asbestos exposure. method to use. 3. Descriptions of the proper methods of If the owner chooses to enclose the struc­ handling asbestos-containing materials. ture rather than to remove the asbestos-con­ 4. Information on the use of HEPA- taining material insulating it, a solid struc­ equipped dual-cartridge respirators and ture (airtight walls and ceilings) must be other personal protection during mainte­ built around the asbestos covered pipe or nance activities. structure to prevent the release of asbestos- Prohibited activities. The training program containing materials Into the area beyond for the maintenance engineering staff should the enclosure and to prevent disturbing describe methods of handling asbestos-con­ these materials by casual contact during fu­ taining materials as well as routine mainte­ ture maintenance operations. nance activities that are prohibited when as­ Such a permanent (l,e,, for the life of the bestos-containing materials are Involved. building) enclosure should be built of new For example, maintenance staff employees construction materials and should be Impact should be Instructed: resistant and airtight. Enclosure walls 1. Not to drill holes in asbestos-containing should be made of tongue-and-groove boards, materials. boards with spine Joints, or gypsum boards 2. Not to hang plants or pictures on struc­ having taped seams. The underlying struc­ tures covered with asbestos-containing ma­ ture must be able to support the weight of terials. the enclosure. (Suspended ceilings with lald- 3. Not to sand asbestos-containing floor in panels do not provide airtight enclosures tile. and should not be used to enclose structures 4. Not to damage asbestos-containing mate­ covered with asbestos-containing materials.) rials while moving furniture or other ob­ All Joints between the walls and ceiling of jects. the enclosure should be caulked to prevent 5. Not to install curtains, drapes, or divid­ the escape of asbestos fibers. During the in­ ers in such a way that they damage asbestos­ stallation of enclosures, tools that are used containing materials, (such as drills or rivet tools) should be 6. Not to dust floors, ceilings, moldings or equipped with HEPA-filtered vacuums. Be­ other surfaces in asbestos-contaminated en­ fore constructing the enclosure, all elec­ vironments with a dry brush or sweep with a trical conduits, telephone lines, recessed dry broom. lights, and pipes in the area to be enclosed 7. Not to use an ordinary vacuum to clean should be moved to ensure that the enclosure up asbestos-containing debris. will not have to be re-opened later for rou­ 8. Not to remove celling tiles below asbes­ tine or emergency meiintenance. If such tos-containing materials without wearing lights or other equipment cannot be moved the proper respiratory protection, clearing to a new location for logistic reasons, or if the area of other people, and observing as­ moving them will disturb the asbestos-con­ bestos removal waste disposal procedures. taining materials, removal rather than en­ 9. Not to remove ventilation system filters closure of the asbestos-containing materials dry. is the appropriate control method to use. 10. Not to shake ventilation system filters. Maintenance program. An asbestos mainte­ nance program must be initiated in all facili­ (52 FR 41894. Oct. 30. 1987] ties that have friable asbestos-containing materials. Such a program should Include: Appendix C to Subpart E—Asbestos 1. Development of an Inventory of all as­ Model Accreditation Plan bestos-containing materials in the facility, 2. Periodic examination of all asbestos- /. Asbestos Model Accreditation Plan for States containing materials to detect deterioration. The Asbestos Model Accreditation Plan 3. Written procedures for handling asbestos (MAP) for States has eight components: materials during the performance of small- (A) Definitions scale, short-duration maintenance and ren­ (B) Initial Training ovation activities, (C) Examinations 4. Written procedures for asbestos disposal, (D) Continuing Education 5. Written procedures for dealing with as­ (E) Qualifications bestos-related emergencies. (F) Recordkeeping Requirements for Train­ Members of the building’s maintenance engi­ ing Providers neering staff (electricians, heatlng/air condi­ (G) Deaccreditation tioning engineers, plumbers, etc,) who may (H) Reciprocity be required to handle asbestos-containing A, Definitions materials should be trained in safe proce­ For purposes of Appendix C: dures, Such training should Include at a min­ 1. “Friable asbestos-containing material imum: (ACM)” means any material containing more

708

NYC-WTC_000139323