8 AAC 61.790. Definitions

In 8 AAC 61.600 - 8 AAC 61.790

(1) "asbestos abatement work" means all activities involved in

(A) Class I or Class II asbestos work under 29 C.F.R. 1915.1001 or 29 C.F.R. 1926.1101 revised as of July 1, 1998; and

(B) responding to a major fiber release episode;

(2) "asbestos-containing material" means any material containing more than one percent asbestos that has been applied on ceilings, walls, structural members, piping, duct work, or any other part of a building, as determined using the method specified in 40 C.F.R. Part 763, Subpart E, Appendix E, Section 1 (Polarized Light Microscopy), revised as of July 1, 1998;

(3) "commissioner" means the commissioner of the Department of Labor and Workforce Development or the commissioner's designee;

(4) "department" means the Department of Labor and Workforce Development;

(5) "HEPA" means a high efficiency particulate air filter, with an efficiency of not less than 99.97 percent when challenged with 0.3 micron diameter particles;

(6) "maintenance work" as applied to small-scale, short-duration maintenance work means any activity which disturbs asbestos in which the disturbance is incidental to the work being performed;

(7) "major fiber release episode" means any uncontrolled or unintentional disturbance of asbestos-containing building material (ACBM), resulting in a visible emission, which involves the falling or dislodging of more than three square or linear feet of ACBM;

(8) "qualitative fit testing" means a method of assessing the adequacy of respirator fit by determining whether the individual wearing the respirator can detect the odor, taste, or irritation of a gas, vapor, or aerosol introduced into the vicinity of the wearer's head;

(9) "quantitative fit testing" means a method for numerically measuring any leakage of the seal between the respirator face-piece and the wearer's face;

(10) "surfactant" means a chemical wetting agent added to water to improve penetration.

History: Eff. 10/1/85, Register 96; am 11/7/93, Register 128; am 9/10/99, Register 151

Authority: AS 18.31.020

AS 18.31.200

Editor's note: As of Register 151 (October 1999), the regulations attorney made technical revisions under AS 44.62.125 (b)(6) to reflect the name change of the Department of Labor to the Department of Labor and Workforce Development made by ch. 58, SLA 1999 and the corresponding title change of the commissioner of labor.

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