Washington Administrative Code › Title 296 - Labor and Industries, Department of › Chapter 296-62 - General occupational health standards › Part I-1 - ASBESTOS, TREMOLITE, ANTHOPHYLLITE, AND ACTINOLITE › Section 296-62-07703 - Definitions

Current through Register Vol. 24-14, July 15, 2024
For the purpose of WAC
				  296-62-07701
				  through
				  296-62-07753:
Accredited inspector.
Any person meeting the
				  accreditation requirements of the Federal Toxic Substance Control Act, Section
				  206(a)(1) and (3).
				  15 U.S.C.
				  2646(a)(1) and (3).
Aggressive method.
Removal or disturbance of
				  building material by sanding, abrading, grinding or other method that breaks,
				  crumbles, or disintegrates intact ACM.
Amended water.
Water to which surfactant
				  (wetting agent) has been added to increase the ability of the liquid to
				  penetrate ACM.
Asbestos.
Includes chrysotile, amosite,
				  crocidolite, tremolite asbestos, anthophyllite asbestos, actinolite asbestos,
				  and any of these minerals that have been chemically treated and/or
				  altered.
For purposes of this standard, "asbestos" includes PACM, as
				  defined below.
Asbestos abatement project.
An asbestos project
				  involving three square feet or three linear feet, or more, of
				  asbestos-containing material.
Asbestos-containing material (ACM)
.
Any material containing more than 1% asbestos.
Asbestos project.
Includes the construction,
				  demolition, repair, remodeling, maintenance or renovation of any public or
				  private building or structure, mechanical piping equipment or system involving
				  the demolition, removal, encapsulation, salvage, or disposal of material or
				  outdoor activity releasing or likely to release asbestos fibers into the
				  air.
Authorized person.
Any person authorized by the
				  employer and required by work duties to be present in regulated areas.
Building/facility/vessel owner.
Any legal entity
				  or person who owns any public or private building, vessel, structure, facility,
				  or mechanical system or the remnants thereof, including the agent of such
				  person, but does not include individuals who work on asbestos projects in their
				  own single-family residences, no part of which is used for commercial purposes.
				  Also included is any lessee, who exercises control over management and record
				  keeping functions relating to a building, vessel, and/or facility in which
				  activities covered by this standard takes place.
Certified asbestos supervisor.
An individual
				  certified by the department under WAC
				  296-65-012.
Certified asbestos worker.
An individual
				  certified by the department under WAC
				  296-65-010.
Certified industrial hygienist (CIH)
.
One certified in the practice of industrial hygiene by the American
				  Board of Industrial Hygiene.
Class I asbestos work.
Activities involving the
				  removal of thermal system insulation or surfacing ACM/PACM.
Class II asbestos work.
Activities involving the
				  removal of ACM which is not thermal system insulation or surfacing material.
				  This includes, but is not limited to, the removal of asbestos-containing
				  wallboard, floor tile and sheeting, roofing and siding shingles, and
				  construction mastics.
Class III asbestos work.
Repair and maintenance
				  operations where "ACM," including TSI and surfacing ACM and PACM, may be
				  disturbed.
Class IV asbestos work.
Maintenance and
				  custodial activities during which employees contact but do not disturb ACM or
				  PACM and activities to clean up dust, waste and debris resulting from Class I,
				  II, and III activities.
Clean room.
An uncontaminated room having
				  facilities for the storage of employees' street clothing and uncontaminated
				  materials and equipment.
Closely resemble.
The major workplace conditions
				  which have contributed to the levels of historic asbestos exposure, are no more
				  protective than conditions of the current workplace.
Competent person.
In addition to the definition
				  in WAC
				  296-62-07728,
				  one who is capable of identifying existing asbestos, hazards in the workplace
				  and selecting the appropriate control strategy for asbestos exposure, who has
				  the authority to take prompt corrective measures to eliminate them as specified
				  in WAC
				  296-62-07728.
				  The competent person shall be certified as an asbestos supervisor in compliance
				  with WAC
				  296-65-030(3)
				  and
				  296-65-012
				  for Class I and Class II work, and for Class III and Class IV work involving 3
				  square feet or 3 linear feet or more of asbestos-containing material. For Class
				  III and Class IV work, involving less than 3 square feet or 3 linear feet, the
				  competent person shall be trained in an operations and maintenance (O&M)
				  course which meets the criteria of EPA (
				  40 C.F.R.
				  763.92(a)(2) ).
Critical barrier.
One or more layers of plastic
				  sealed over all openings into a work area or any other similarly placed
				  physical barrier sufficient to prevent airborne asbestos in a work area from
				  migrating to an adjacent area.
Decontamination area.
An enclosed area adjacent
				  and connected to the regulated area and consisting of an equipment room, shower
				  area, and clean room, which is used for the decontamination of workers,
				  materials, and equipment contaminated with asbestos.
Demolition.
The wrecking or taking out of any
				  load-supporting structural member and any related razing, removing, or
				  stripping of asbestos products. Where feasible, asbestos-containing materials
				  shall be removed from all structures prior to the commencement of any
				  demolition activity as per WAC
				  296-155-775(9).
Department.
The department of labor and
				  industries.
Director.
The director of the department of
				  labor and industries or their authorized representative.
Director of NIOSH.
The Director, National
				  Institute for Occupational Safety and Health, U.S. Department of Health and
				  Human Services, or designee.
Disturb or disturbance.
Refers to activities
				  that disrupt the matrix of ACM or PACM, crumble or pulverize ACM or PACM, or
				  generate visible debris from ACM or PACM. This term includes activities that
				  disrupt the matrix of ACM or PACM, render ACM or PACM friable, or generate
				  visible debris. Disturbance includes cutting away small amounts of ACM or PACM,
				  no greater than the amount that can be contained in one standard size glove bag
				  or waste bag in order to access a building or vessel component. In no event
				  shall the amount of ACM or PACM so disturbed exceed that which can be contained
				  in one glove bag or waste bag which shall not exceed 60 inches in length and
				  width.
Employee exposure.
Exposure to airborne asbestos
				  that would occur if the employee were not using respiratory protective
				  equipment.
Equipment room (change room).
A contaminated
				  room located within the decontamination area that is supplied with impermeable
				  bags or containers for the disposal of contaminated protective clothing and
				  equipment.
Fiber.
A particulate form of asbestos, five
				  micrometers or longer, with a length-to-diameter ratio of at least three to
				  one.
Glove bag.
Not more than a 60 x 60 inch
				  impervious plastic bag-like enclosure affixed around an asbestos-containing
				  material, with glove-like appendages through which material and tools may be
				  handled.
High-efficiency particulate air (HEPA) filter
.
A filter capable of trapping and retaining at least 99.97
				  percent of all monodispersed particles of 0.3 micrometers mean aerodynamic
				  diameter or larger.
Homogeneous area.
An area of surfacing material
				  or thermal system insulation that is uniform in color and texture.
Industrial hygienist.
A professional qualified
				  by education, training, and experience to anticipate, recognize, evaluate and
				  develop controls for occupational health hazards.
Intact.
The ACM has not crumbled, been
				  pulverized, or otherwise deteriorated so that the asbestos is no longer likely
				  to be bound with its matrix. Friable ACM that is disturbed, as defined in this
				  part, is presumed to be no longer intact.
Modification.
For the purpose of WAC
				  296-62-07712,
				  "modification" means a changed or altered procedure, material or component of a
				  control system, which replaces a procedure, material or component of a required
				  system. Omitting a procedure or component, or reducing or diminishing the
				  stringency or strength of a material or component of the control system is not
				  a "modification" for the purposes of WAC
				  296-62-07712.
Negative initial exposure assessment
.
A demonstration by the employer (which complies with the criteria in WAC
				  296-62-07709
				  ) that employee exposure during an operation is expected to be consistently
				  below the PELs.
PACM.
Presumed asbestos-containing
				  material.
Presumed asbestos-containing material
.
Thermal system insulation and surfacing material found in buildings,
				  vessels, and vessel sections constructed no later than 1980. The designation of
				  a material as "PACM" may be rebutted pursuant to WAC
				  296-62-07721.
Project designer.
A person who has successfully
				  completed the training requirements for an abatement project designer
				  established by 40 U.S.C. 763.90(g).
Regulated area.
An area established by the
				  employer to demarcate areas where Class I, II, and III asbestos work is
				  conducted, and any adjoining area where debris and waste from such asbestos
				  work accumulate; and a work area within which airborne concentrations of
				  asbestos, exceed or can reasonably be expected to exceed the permissible
				  exposure limit. Requirements for regulated areas are set out in WAC
				  296-62-07711.
Removal.
All operations where ACM and/or PACM is
				  taken out or stripped from structures or substrates, and includes demolition
				  operations.
Renovation.
The modifying of any existing
				  vessel, vessel section, structure, or portion thereof.
Repair.
Overhauling, rebuilding, reconstructing,
				  or reconditioning of vessels, vessel sections, structures or substrates,
				  including encapsulation or other repair of ACM or PACM attached to vessels,
				  vessel sections, structures or substrates.
Surfacing ACM.
Surfacing material which contains
				  more than 1% asbestos.
Surfacing material.
Material that is sprayed,
				  troweled-on or otherwise applied to surfaces (such as acoustical plaster on
				  ceilings and fireproofing materials on structural members, or other materials
				  on surfaces for acoustical, fireproofing, and other purposes).
Thermal system insulation (TSI).
ACM applied to
				  pipes, fittings, boilers, breaching, tanks, ducts, or other structural
				  components to prevent heat loss or gain.
Thermal system insulation ACM.
Thermal system
				  insulation which contains more than 1% asbestos.
Statutory Authority:
					 RCW
					 49.17.040,
					 49.17.050,
					 49.26.040 and
					 49.26.130. 99-17-026, §
					 296-62-07703, filed 8/10/99, effective 11/10/99. Statutory Authority:
					 RCW
					 49.17.040,[49.17.]050 and [49.17.]060.
					 97-01-079, § 296-62-07703, filed 12/17/96, effective 3/1/97. Statutory
					 Authority: Chapter 49.17 RCW. 89-21-018 (Order 89-10), § 296-62-07703,
					 filed 10/10/89, effective 11/24/89; 89-11-035 (Order 89-03), §
					 296-62-07703, filed 5/15/89, effective 6/30/89; 87-24-051 (Order 87-24), §
					 296-62-07703, filed 11/30/87. Statutory Authority:
					 RCW
					 49.17.050(2) and
					 49.17.040. 87-10-008 (Order
					 87-06), § 296-62-07703, filed
					 4/27/87.