Michigan Administrative Code
Department - Labor and Economic Opportunity
MIOSHA
General Industry and Construction Safety and Occupational Health Standards
General Industry Safety Standards
Part 1a - ABRASIVE WHEELS
FLANGE PROVISIONS
Section R. 408.10141 - General requirements
Current through Vol. 24-16, September 15, 2024
Rule 141.
(1) An abrasive wheel shall be mounted between flanges, except as noted below, which shall not be less than 1/3 the diameter of the abrasive wheel. Exceptions:
(2) A straight cutting-off wheel shall be mounted between relieved flanges which are not less than 1/4 the wheel diameter. A depressed center cutting-off wheel more than 16 inches in diameter shall be mounted between flat unrelieved flanges not less than 1/4 the wheel diameter.
(3) A masonry saw using a reinforced resinoid and steel-centered wheel may use 4-inch diameter flanges for wheels through 20-inch diameter.
(4) Concrete saws using a steel-centered wheel 20-inch and larger may use flanges 1/6 the wheel diameter.