New York Codes, Rules and Regulations
Title 12 - DEPARTMENT OF LABOR
Chapter I - Industrial Board Of Appeals
Subchapter A - The Industrial Code
Part 12 - Control Of Air Contaminants
Subpart 12-2 - Specific Operations And Specific Control Requirements
Section 12-2.8 - Welding, brazing, flame cutting and metallizing
Universal Citation: 12 NY Comp Codes Rules and Regs ยง 12-2.8
Current through Register Vol. 46, No. 12, March 20, 2024
(a) General requirements. Welding, brazing, flame cutting and metallizing operations creating dangerous air contaminants shall be provided with ventilation to control such contaminants.
(b) Classes of operations. Operations involving welding, brazing, flame cutting and metallizing operations are divided into the following classes for the purposes of this Part (rule):
(1) Class I--operations in confined spaces
involving toxic metals including but not limited to antimony, berryllium,
cadmium, lead, mercury, selenium or tellurium, or involving fluorine or any
alloy, compound or flux containing any one or combination thereof of other
dangerous air contaminants.
(2)
Class II--operations in confined spaces involving metals, alloys or compounds
other than those listed in Class I.
(3) Class III--operations in unconfined
spaces involving metals, alloys or compounds listed in Class I.
(4) Class IV--operations in unconfined spaces
involving metals, alloys or compounds other than those listed in Class
I.
(c) Protection of operators.
(1) Class I requirements. Every
employee required to work within a confined space where any Class I operation
is performed shall be furnished an approved air line respirator or supplied air
helmet, and the confined space shall be ventilated at a minimum rate of 1,000
c.f.m. per welder within the enclosure.
(2) Class II requirements. Every employee
required to work within a confined space where any Class II operation is
performed shall be furnished an approved air line respirator or supplied air
helmet, or the confined space shall be ventilated at a minimum rate of 1,000
c.f.m. per welder within the enclosure.
(3) Class III requirements. Every Class III
operation shall be provided with local exhaust ventilation.
(4) Class IV requirements. Every Class IV
operation at a fixed location as part of a production process shall be provided
with local exhaust ventilation where practicable. All other Class IV operations
shall be provided with dilution ventilation.
Exceptions:The following Class IV operations are excepted from the above:
Exceptions:
1.
Spot welding.
Exceptions:
2. Operations which are not usual shop
practice.
Exceptions:
3. Out-of-door
operations.
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