PERMANENT RULES
Date of Adoption: September 8, 2000.
Purpose: Chapter 173-300 WAC sets forth requirements for operators of solid waste incinerator and landfill facilities and inspectors of those facilities. This adoption makes housekeeping changes and clarifies the language of the rule without changing its intent.
Citation of Existing Rules Affected by this Order: Amending WAC 173-300-010, 173-300-020, 173-300-030, 173-300-050, 173-300-060, 173-300-070, 173-300-080, 173-300-090, 173-300-100, 173-300-110, 173-300-120, 173-300-130, 173-300-140, 173-300-150, 173-300-160, 173-300-170, and 173-300-180.
Statutory Authority for Adoption: Chapter 431, Laws of 1989.
Adopted under notice filed as WSR 00-13-021 on June 12, 2000.
Number of Sections Adopted in Order to Comply with Federal Statute: New 0, Amended 0, Repealed 0; Federal Rules or Standards: New 0, Amended 0, Repealed 0; or Recently Enacted State Statutes: New 0, Amended 0, Repealed 0.
Number of Sections Adopted at Request of a Nongovernmental Entity: New 0, Amended 0, Repealed 0.
Number of Sections Adopted on the Agency's Own Initiative: New 0, Amended 15, Repealed 0.
Number of Sections Adopted in Order to Clarify, Streamline, or Reform Agency Procedures: New 0, Amended 15, Repealed 0.
Number of Sections Adopted Using Negotiated Rule Making: New 0, Amended 0, Repealed 0; Pilot Rule Making: New 0, Amended 0, Repealed 0; or Other Alternative Rule Making: New 0, Amended 0, Repealed 0. Effective Date of Rule: Thirty-one days after filing.
September 8, 2000
Tom Fitzsimmons
Director
OTS-3969.2
AMENDATORY SECTION(Amending WSR 91-01-093, filed 12/18/90,
effective 1/1/91)
WAC 173-300-010
Authority and purpose.
One of the basic
requirements of the act relating to solid waste (chapter 431,
Laws of 1989) is to have the owner or operator in responsible
charge of a solid waste incinerator or solid waste landfill
((be)) certified in the operation and maintenance of the
facility. To achieve this, the department shall, to the greatest
extent possible, rely on the certification standards and
procedures developed by national organizations and the federal
government. Certification under this act is available to all
individuals who can meet the minimum qualifications for a given
type of facility. Operating personnel not required to be
certified by chapter 70.95D RCW are encouraged to become
certified on a voluntary basis. NOTE: All codes, standards, or
rules((, or regulations)) cited in this chapter are available for
inspection at the Department of Ecology, ((Mail Stop PV-11,
Olympia, WA 98504-8711)) 300 Desmond Drive S.E., Lacey,
Washington.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-010, filed 12/18/90, effective 1/1/91.]
(1) "Ash" means the residue
((including)) and includes any air pollution flue dusts from
combustion or incineration of material including solid wastes.
Note: | Please see definition for "special incinerator ash." |
(a) "Animal waste," which includes waste animal carcasses, body parts, and bedding of animals that were known to have been deliberately infected or inoculated with human pathogenic microorganisms during research.
(b) "Liquid human body fluids" means waste ((which)) that
includes waste liquid emanating or derived from humans including
but not limited to human blood and blood products, serum and
plasma, sputum, drainage secretions, cerebrospinal fluid,
synovial fluid, pleural fluid, peritoneal fluid, pericardial
fluid and amniotic fluid that exceeds fifty milliliters per
container, storage vessel, or plastic bag and cannot be and has
not been directly discarded into a sanitary sewage system.
(c) "Cultures and stocks" means waste ((which)) that
includes waste cultures and stocks of microbiological agents
infectious to humans, human serums and discarded live and
attenuated vaccines infectious to humans, human blood specimens,
and laboratory wastes that are contaminated with these agents or
specimens.
(d) "Biosafety level 4 disease waste," which includes wastes
contaminated with blood, excretions, exudates, or secretions from
humans or animals who are isolated to protect others from highly
communicable infectious diseases ((which)) that are identified as
viruses assigned to Biosafety Level 4 by the Centers for Disease
Control, National Institute of Health, Biosafety in
Microbiological and Biomedical Laboratories, 2nd Edition, 1988. These viruses include, but are not limited to, Congo-Crimean
hemorrhagic fever, tick-borne encephalitis virus complex
(Absettarov, Hanzalova, Hypr, Kumlinge, Kyasanur Forest disease,
Omsk hemorrhagic fever, and Russian spring-summer encephalitis),
Marburg, Ebola, Junin, Lassa, and Machupo.
(e) "Pathological waste," which includes waste human source biopsy materials, tissues, and anatomical parts that emanate from surgery, obstetrical procedures, autopsy, and laboratory procedures. "Pathological waste" does not include teeth or formaldehyde or other preservative agents, human corpses, remains, and anatomical parts that are intended for interment or cremation.
(f) "Sharps waste," which includes waste hypodermic needles, syringes, IV tubing with needles attached, scalpel blades, and lancets that have been used in animal or human patient care or treatment in medical research.
(3) "Biomedical waste treatment" means incineration, steam
sterilization, or any method, technique, or process that changes
the biological character or composition of biomedical waste to
render it noninfectious. Any waste, except sharps, that has been
treated ((shall)) is not ((be)) considered to be biohazardous or
biomedical.
(4) "Board" means the board of advisors for solid waste incinerator and landfill certification established by RCW 70.95D.050.
(5) "Certificate" means the certificate of competency issued by the director stating that the operator has met the requirements for the operation and maintenance of a specific classification of solid waste incinerator or landfill facility.
(6) "Certificate holder" means the individual to whom a certificate is issued.
(7) "Commercial waste" means nonhazardous solid waste
((which)) that is generated by the commercial business sector.
(8) "Department" means the Washington state department of ecology.
(9) "Director" means the director of the department of ecology or the director's designee.
(10) "Fee" means only those monies to be paid for examinations, certification, or renewal.
Note: | Fees (( |
(12) "Incineration" means reducing the volume of solid wastes by use of an enclosed device using controlled flame combustion.
(13) "Incinerator" means an enclosed mechanical combustion
device ((which)) that has as its primary purpose the burning and
reduction of the volume of solid waste or solid waste-derived
fuel. Crematoria facilities that have combustion devices
((that)) which burn human corpses, or burn animal bodies
exclusively, in a manner that is not a solid waste reduction
measure, or burn primarily hog fuel waste are not included in
this definition. NOTE: Crematoria facilities that burn any kind
of biomedical, treated or untreated medical waste, human or
animal, or other solid waste, in their incinerator ((shall be))
are subject to this rule.
(14) "Incineration facility" means any municipal or private activity that has as part of its operations a solid waste incinerator. It may also include means for storage, preparation, and conveyance of the solid waste fuel, and air pollution control equipment.
(15) "Incinerator operator in responsible charge" means an individual who is the owner or who is designated as the on-site operator in responsible charge of operation and maintenance duties at a solid waste incineration facility.
(16) "Inspector" means any person employed by any public agency that inspects the operation of solid waste incinerators, or the operation of solid waste landfills, to determine the compliance of the facility with state and local laws or rules.
(17) "Institutional waste" means nonhazardous solid waste
((which)) that is generated by any commercial or noncommercial
service establishment.
(18) "Landfill" means an operating disposal facility or part of a facility at which solid waste is placed in or on land and which is not a land treatment.
(19) "Landfill operator in responsible charge" means an individual who is the owner or who is designated as the on-site or on-call operator in responsible charge of operation and maintenance duties at a landfill facility.
(20) "Limited purpose landfill" means a landfill that receives solid waste of a limited type or types of known and consistent composition.
(21) "Monofill" means a disposal facility or part of a
facility ((which)) that is not a land treatment facility, at
which only a single, specific substance is deposited in or on.
(22) "Municipal solid waste" means any combination of
nonhazardous solid waste generated by residential sources, and
any institutional waste, commercial waste, and industrial waste. NOTE: Household hazardous wastes are an excluded waste under WAC 173-303-071 and therefore may be disposed of in a municipal or
incinerated landfill or incinerated. Small quantities of
hazardous waste may also be landfilled ((providing)) if the waste
complies with WAC 173-303-070 (8)(a) and (b).
(23) "Owner" means((,)):
(a) In the case of a town or city, the city or town acting
through its chief executive officer or the lessee if operated
((pursuant to)) under a lease or contract;
(b) In the case of a county, the chief elected official of the county legislative authority or the chief elected official's designee;
(c) In the case of a board of public utilities, association, municipality, or other public body, the president or chief elected official of the body or the president's or chief elected official's designee;
(d) In the case of a privately owned landfill or incinerator, the legal owner.
(24) "Reciprocity" means the automatic recognition of
comparable training from another state, the federal government, a
local government, or a professional association. NOTE: Correction of deficiencies such as a lack of training in
Washington state solid waste law ((shall be)) is required for
certification.
(25) "Reserved" is a note to the regulated community that
means a section ((having)) that has no requirements and which is
set aside for future possible rule-making ((as a note to the
regulated community)).
(26) "Solid waste" or "wastes" as defined in RCW 70.95.030
(1989 ed.) means all putrescible and nonputrescible solid and
semisolid wastes including, but not limited to, garbage, rubbish,
ashes, industrial wastes, swill, demolition and construction
wastes, abandoned vehicles or parts thereof, and recyclable
materials. NOTE: Treated biomedical waste or medical waste not
defined as biomedical waste ((shall be)) is considered to be
solid waste. Woodwaste is also considered solid waste.
(27) "Special incinerator ash" means ash residues
((resulting)) that results from the operation of incineration or
energy recovery facilities ((managing)) which manage municipal
solid waste from residential, commercial, and industrial
establishments, if the ash residues are:
(a) Not otherwise regulated as hazardous wastes under chapter 70.105 RCW; and
(b) Are not regulated as a hazardous waste under the federal Resource Conservation and Recovery Act, 42 U.S.C. Sec. 6901 et seq.
(28) "Woodwaste" means solid waste ((consisting)) that
consists of wood pieces or particles generated as a by-product or
waste from the manufacturing of wood products, and the handling
and storage of raw materials, trees, and stumps. This includes
but is not limited to sawdust, chips, shavings, bark, pulp, and
log sort yard waste, but does not include wood pieces or
particles containing chemical preservatives such as creosote,
pentachlorophenol, or copper-chrome-arsenate.
Note: | All applicable terms not defined above (( |
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-020, filed 12/18/90, effective 1/1/91.]
(1) As a standing subcommittee of the state's solid waste advisory committee created under RCW 70.95D.050, the board of advisors shall report to the solid waste advisory committee four times a year or as directed in accordance with RCW 70.95D.040.
(2) The board shall act as an advisory committee to the department and shall assist in the development and review of the rules adopted under this chapter.
(3) The board shall assist in the development and evaluation of the training and testing material required for certification.
(4) On matters of revocation of certification, the board shall hold a hearing and make recommendations to the director.
(5) The board shall encourage operating personnel other than those who are required to be certified in chapter 70.95D RCW to become certified on a voluntary basis.
(6) Members shall receive no compensation for their services
but ((shall)) must be reimbursed for their travel expenses while
engaged in business of the committee in accordance with RCW 43.03.050 and 43.03.060 as now existing or hereafter amended.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-030, filed 12/18/90, effective 1/1/91.]
(1) After January 1, 1992, it ((shall
be)) is unlawful to operate a solid waste incineration facility
without a certified operator in responsible charge on-site during
all hours of operation.
(2) All other operational employees are to be encouraged to become certified on a voluntary basis.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-050, filed 12/18/90, effective 1/1/91.]
(1) After January 1, 1992, it ((shall be)) is
unlawful to operate the following types of landfills without an
on-site certified landfill operator in responsible charge during
all hours of operation when accepting waste, and during the
closure phase of the facility. The operator's specific role in
the closure phase ((shall)) must be specified in the closure
plan. However, the certified operator may be away from the
facility on official business or personal emergencies for periods
of one day or less ((provided)) if they are on-call and available
to respond in case of an emergency at the facility.
(a) All municipal waste landfills.
(b) All problem waste landfills. NOTE: Problem waste landfills are presently reserved per WAC 173-304-463.
(c) All special incinerator ash landfills or monofills. NOTE: In a case where a monofill is a separate cell at a municipal waste landfill, the responsible operator in charge of the complete facility may assume responsibility of the operation of the monofills.
(d) All inert waste and demolition waste landfills.
(e) All limited purpose solid waste landfills.
(2) These standards do not apply to:
(a) Dangerous waste landfills;
(b) Drop box facilities;
(c) Interim solid waste handling sites;
(d) Landspreading disposal facilities;
(e) Piles;
(f) Transfer stations;
(g) Waste recycling facilities; and
(h) Composting facilities.
(3) Owners of small landfills with a total capacity at
closure of two hundred thousand cubic yards of solid waste or
less, may ((make application)) apply to the department to have
their facility operated and maintained by a certified operator
who is in responsible charge on an on-call basis at all times the
landfill is operating((,)): Provided, That a certified operator
visit the site once each working day. The department shall
consider all applications on a case-by-case basis. The
department shall base its decision on the following requirements:
(a) A physical inspection of the facility by the department
to ((ascertain that)) determine whether the facility is being
operated in a manner that is protective of human health and the
environment;
(b) That the facility has an up-to-date approved facility operating plan and is in compliance with all other sections of chapter 173-304 WAC;
(c) That the status of all facility variances, compliance schedules, and related grants are current as required; and
(d) That the facility strictly adheres to all other
applicable laws and ((regulations are strictly adhered to))
rules.
(4) All landfills ((having)) that have on-call designations
shall reapply for the designation every five years from the date
of issuance. This designation may be revoked at any time the
facility does not meet the minimum requirements.
(5) When a position required to be filled by an on-site certified landfill operator is vacated for a period of not longer than a maximum of thirty calendar days due to an emergency such as a short-term illness, the landfill owner may apply to the department for a variance that allows the facility be operated and maintained by a certified operator on an on-call basis as outlined in this section. These requirements may be waived temporarily at the director's discretion.
(6) All other operational employees are to be encouraged to become certified on a voluntary basis.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-060, filed 12/18/90, effective 1/1/91.]
(1) Any person who is employed by a public agency to inspect the operation of a landfill or incinerator described under this chapter to determine the compliance of the facility with state or local laws or rules shall receive, in addition to the successful completion of the training and examination process as an operator under this chapter, training relevant to the inspection procedure.
(2) Inspectors ((shall be)) are exempt from all
certification fees.
[Statutory Authority: Chapter 70.95D RCW. 91-12-040 (Order 91-30), § 173-300-070, filed 6/4/91, effective 7/5/91. Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-070, filed 12/18/90, effective 1/1/91.]
(1) An application for incineration, landfill
operator, or inspector certification ((shall)) must be filed with
the department. An application fee shall accompany each
application. The department shall make application forms
available upon request.
(2) Upon receipt of the completed application and application fee, the department shall determine:
(a) If the applicant has successfully completed the required training and examinations;
(b) The status of a reciprocal certification; and
(c) That the facility at which the applicant is employed is in compliance with local and state laws or rules.
(3) Upon successful determination of all requirements and the payment of the certification fees provided for in WAC 173-300-110 and 173-300-120, the appropriate operator or inspector certificate will be issued.
(4) An owner may apply for a variance for a temporary
certificate without an examination to fill a vacated position
required by WAC 173-300-050 and 173-300-060 to have a certified
operator, or 173-300-070, in the case of a certified inspector. A temporary certificate ((shall)) must be valid for a period of
not more than twelve months from date of issue.
(5) Persons ((holding)) who hold a current operators
certificate from any national organization, educational
institution, the federal government, other states, or a province
may be granted an interim certification ((provided)) if the
applicant meets the requirements of WAC 173-300-140.
(a) No interim certification ((shall)) may be issued or be
valid after January 1, 1992.
(b) Interim certification ((shall)) may not automatically
qualify an operator for certification.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-080, filed 12/18/90, effective 1/1/91.]
(1) The department shall prepare or cause to be prepared educational materials and opportunities to fulfill requirements of WAC 173-300-080(2) to help develop the skills necessary to operate a solid waste incinerator or solid waste landfill according to state and federal laws.
(2) The board of advisors shall assist in the development of
written examinations to be used in determining the competency of
operators. Incinerator operators ((shall also be)) are also
required to successfully complete an examination to determine the
competency needed to operate and maintain the facility for which
the operator is responsible.
(3) Examinations ((shall)) must be held immediately at the
end of all required operator training courses. Additional
examinations ((shall)) must be held at places and times set by
the board.
(4) All examinations ((shall)) must be graded by the
department or the department's designee and the applicant
((shall)) must be notified by mail of the score attained. Examinations ((shall)) may not be returned to the applicant.
(5) An applicant who fails to pass an examination must be
reexamined at the next scheduled examination. An additional
application form and examination fee ((shall be)) is required. No individual will be allowed to retake the same examination.
(6) An applicant who fails to pass a second examination
((shall be)) is required to repeat the certification training.
(7) The board shall forward the recommendations for certification of those examined to the director.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-090, filed 12/18/90, effective 1/1/91.]
Except as provided for
in WAC 173-300-080(4), the term for any certificate or renewal
thereof ((shall be)) is from the first of January of the year of
issuance until the thirty-first of December three years
thereafter.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-100, filed 12/18/90, effective 1/1/91.]
(1) Except as
provided in WAC 173-300-080(4), all certificates held by
incinerator operators, landfill operators, and inspectors ((shall
be)) are renewable upon presentation of evidence that the
certificate holder successfully completed a refresher course
administered by the department, and successfully attended other
professional educational opportunities approved by the
department.
(2) The department shall mail renewal notices and refresher
course information to all certificate holders eligible for
renewal four months ((prior to)) before the date the certificate
expires.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-110, filed 12/18/90, effective 1/1/91.]
(1) A fee of $50.00 for each examination administered by the department shall accompany the application for examination.
(2) After an applicant successfully completes the examination and is notified by the department of the results, the applicant shall pay a certification fee of $200.00 to the department within thirty days of the date of the results notification.
(3) A fee of $50.00 is required to apply for consideration of certification through reciprocity under WAC 173-300-140. After determining that the reciprocal criteria has been met, the department will notify the applicant:
(a) That the applicant is deficient in a required
area(((s))), and the process to correct the deficiency; or
(b) That the applicant has successfully completed all requirements for certification and that the applicant must pay a certification fee of $200.00 to the department within thirty days of the date of notification.
(4) A $200.00 renewal fee must accompany an application for certificate renewal.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-120, filed 12/18/90, effective 1/1/91.]
(1) When a certificate is not
renewed, ((such)) the certificate, upon notice by the director,
((shall)) must be suspended for sixty days.
(a) If renewal of the certificate is not completed during the suspension period, the director shall mail a written notice of revocation by certified mail to the certificate holder's employer as last known by the department and to the certificate holder at the address last known by the department.
(b) If, during the revocation notice period, the certificate
is not renewed, the certificate ((shall)) must be revoked ten
days after ((such)) the notice is mailed.
(2) Certificates may also be revoked when a majority of the board so recommends to the director, and the director agrees, upon finding:
(a) Fraud or deceit in obtaining the certificate;
(b) Gross negligence in the operation or inspection of an incineration or landfill facility;
(c) Violation of the requirements of chapter 70.95D RCW,
this chapter or of any lawful rule((, regulation)) or order of
the department; or if((,))
(d) The facility operated by the certified employee is operated in violation of local, state, or federal environmental laws.
(3) No revocation ((shall)) may be made under subsection (2)
of this section unless the operator has been notified that
revocation is proposed, has been advised of the grounds
therefore, and has been given an opportunity to appear before the
board and be heard on the matter.
(4) A person whose certificate is revoked under this section
((shall not be)) is eligible to apply for a certificate for one
year from the effective date of the final order of revocation.
(5) Whenever an individual's certificate is revoked, the
individual ((shall)) may not be certified again until:
(a) He or she has repeated all required training for certification or has completed other requirements recommended by the board and approved by the department;
(b) Has applied for certification ((pursuant to)) under WAC 173-300-090;
(c) Paid the application fees; and
(d) Upon notification, paid the certification fee within thirty days of notification.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-130, filed 12/18/90, effective 1/1/91.]
The director may, with the
approval of the board of advisors, waive examinations for
applicants ((holding)) who hold valid incinerator or landfill
operators certificates, or inspector certificates issued by other
states, a province, the federal government, or a professional
association ((having)) that has comparable standards as
determined by the board.
(1) Applications for reciprocity will be considered when:
(a) The training received by the applicant is comparable to
training offered by the state of Washington. A detailed syllabus
outlining all relevant training must be released by the
appropriate training facility for review and approval by the
board. Those applicants with deficiencies shall ((have)) resolve
the deficiencies ((resolved)) before certification is
granted((,)). Applicants must contact the department within one
year of application;
(b) The department receives written confirmation from the certifying authority of the state, province, the federal government, or professional association in which the applicant is certified, that the certificate is currently valid and was earned by passing a written examination. A copy of the exam passed by the applicant must also be released for review by the board; and
(c) The application fee is received.
(2) The board shall review and compare out-of-state examinations with Washington's examinations to determine at which level the examination is most equivalent.
(3) Training in state of Washington solid waste law ((shall
be)) is required for certification.
(4) Incinerator operators ((shall be)) are required to
successfully complete an examination to determine the competency
needed to operate and maintain the facility for which the
operator is currently responsible.
(5) Certificates ((shall)) must be issued to each
reciprocity applicant who meets the minimum training and
examination requirements set forth in WAC 173-300-080. Upon
notification by the department that the applicant meets all the
criteria, the certification fee is due within thirty days from
the date of notification.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-140, filed 12/18/90, effective 1/1/91.]
After January 1, 1992, it is unlawful for any person, firm,
corporation, municipal corporation, or other governmental
subdivision or agency to operate a solid waste incineration or
landfill facility unless an operator in responsible charge is
duly certified by the director under this chapter or any lawful
rule or order of the department. The department shall allow the
owner or operator of a landfill or solid waste incineration
facility to request a variance from this requirement under
emergency conditions. Emergency conditions may include but are
not limited to unexpected health related problems that
incapacitate the operator or an unexpected termination of
employment of the operator. The department may impose ((such))
conditions ((as)) that may be necessary to protect human health
and the environment during the term of the variance.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-150, filed 12/18/90, effective 1/1/91.]
Any person, including any firm,
corporation, municipal corporation, or other governmental
subdivision or agency, with the exception of incinerator
operators, ((violating)) who violates any provision of this
chapter, is guilty of a misdemeanor. Incinerator operators who
violate any provision of this chapter ((shall be)) are guilty of
a gross misdemeanor. Each day of operation in violation of this
chapter shall constitute a separate offense. The prosecuting
attorney or the attorney general, as appropriate, shall secure
injunctions of continuing violations of any provisions of this
chapter.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-160, filed 12/18/90, effective 1/1/91.]
Decisions of the director under
this chapter may be appealed within thirty days from the date of
notice thereof to the pollution control hearings board ((pursuant
to)) under chapter 43.21B RCW and chapter 370-08 WAC.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-170, filed 12/18/90, effective 1/1/91.]
Incineration of biomedical, treated or untreated medical
waste ((shall)) must be conducted under sufficient burning
conditions to reduce all combustible material to a form ((such))
so that no portion of the combustible material is visible in its
uncombusted state.
[Statutory Authority: Chapter 70.95D RCW and RCW 70.95.710. 91-01-093, § 173-300-180, filed 12/18/90, effective 1/1/91.]