Forwarding WTC air monitoring scope for final review, Aug 2002

NYC 9/11 Public Portal Document

Environmental Protection Agency Pt. 763, Subpt. E, App. C than one percent asbestos which has been ap­ 7. “Response action” means a method. In­ plied on ceilings, walls, structural members. cluding removal, encapsulation, enclosure. piping, duct work, or any other part of a repair, and operation and maintenance, that building, which when dry. may be crumbled. protects human health and the environment pulverized, or reduced to powder by hand from friable ACBM. pressure. The term Includes non-friable as­ 8. “Small-scale, short-duration activities bestos-containing material after such pre­ (SSSD)” are tasks such as. but not limited viously non-frlable material becomes dam­ to: aged to the extent that when dry it may be a. Removal of asbestos-containing Insula­ crumbled, pulverized, or reduced to powder tion on pipes. by hand pressure. b. Removal of small quantities of asbestos- 2. “Friable asbestos-containing building containing insulation on beams or above material (ACBM)" means any friable ACM ceilings. that Is in or on interior structural members c. Replacement of an asbestos-containing or other parts of a school or public and com­ gasket on a valve. mercial building. d. Installation or removal of a small sec­ 3. “Inspection” means an activity under­ tion of drywall. taken in a school building, or a public and e. Installation of electrical conduits commercial building, to determine the pres­ through or proximate to asbestos-containing ence or location, or to assess the condition materials. of. friable or non-frlable asbestos-containing SSSD can be further defined by the fol­ lowing considerations: building material (ACBM) or suspected f. Removal of small quantities of ACM only ACBM. whether by visual or physical exam­ If required in the performance of another ination. or by collecting samples of such ma­ maintenance activity not intended as asbes­ terial. This term includes reinspections of tos abatement. friable and non-frlable known or assumed g. Removal of asbestos-containing thermal ACBM which has been previously Identified. system insulation not to exceed amounts The term does not Include the following: greater than those which can be contained in a. Periodic surveillance of the type de­ a single glove bag. scribed in 40 CFR 763.92(b) solely for the pur­ h. Minor repairs to damaged thermal sys­ pose of recording or reporting a change in tem insulation which do not require re­ the condition of known or assumed ACBM: moval. b. Inspections performed by employees or 1. Repairs to a piece of asbestos-containing agents of Federal. State, or local govern­ wallboard. ment solely for the purpose of determining J. Repairs. Involving encapsulation, enclo­ compliance with applicable statutes or regu­ sure. or removal, to small amounts of friable lations: or ACM only If required in the performance of c. visual Inspections of the type described emergency or routine maintenance activity in 40 CFR 763.90(1) solely for the purpose of and not intended solely as asbestos abate­ determining completion of response actions. ment. Such work may not exceed amounts 4. “Major fiber release episode” means any greater than those which can be contained in uncontrolled or unintentional disturbance of a single prefabricated mini-enclosure. Such ACBM. resulting In a visible emission, which an enclosure shall conform spatially and geo­ Involves the falling or dislodging of more metrically to the localized work area, in than 3 square or linear feet of friable ACBM. order to perform its Intended containment 5. “Minor fiber release episode” means any function. uncontrolled or unintentional disturbance of ACBM. resulting in a visible emission, which B. Initial Training Involves the falling or dislodging of 3 square Training requirements for purposes of ac­ or linear feet or less of friable ACBM. creditation are specified both in terms of re­ 6. “Public and commercial building” quired subjects of instruction and In terms of means the interior space of any building length of training. Each Initial training which is not a school building, except that course has a prescribed curriculum and num­ the term does not Include any residential ber of days of training. One day of training apartment building of fewer than 10 units or equals 8 hours, including breaks and lunch. detached single-family homes. The term in­ Course instruction must be provided by EPA cludes. but is not limited to: industrial and or State-approved Instructors. EPA or State office buildings, residential apartment build­ Instructor approval shall be based upon a re­ ings and condominiums of 10 or more dwell­ view of the instructor's academic credentials ing units, government-owned buildings, col­ and/or field experience In asbestos abate­ leges. museums, airports, hospitals, church­ ment. es, preschools, stores, warehouses and fac­ Beyond the Initial training requirements. tories, Interior space includes exterior hall­ individual States may wish to consider re­ ways connecting buildings, porticos, and me­ quiring additional days of training for pur­ chanical systems used to condition interior poses of supplementing hands-on activities space. or for reviewing relevant state regulations.

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