(3) A mill installed or moved after the effective date of this part shall be installed
so that the top of the operating rolls is not less than 50 inches above the floor or the
operator's working level.
(4) Installation of auxiliary equipment, such as but not limited to feeding and
stock removing equipment and blending rolls, shall be guarded by location, barriers, or
enclosures so as to not create a hazard. The auxiliary equipment shall not interfere with
access or operation of a safety device.
(5) A mill or calender shall be electrically grounded.
History: 1979 AC.
R 408.16523 Hot surfaces.
Rule 6523. Steam and hot water pipes and surfaces of machinery exposed to
contact, except the mill and calender rolls, which would cause burns, shall be covered
with an insulating material or guarded by a barrier.
History: 1979 AC.
R 408.16525 Ventilation.
Rule 6525. Materials processed on a mill or calender, which give off noxious or
toxic materials that exceed the maximum allowable limits set by the Michigan
Occupational Safety and Health Administration (MIOSHA), shall be equipped with a
ventilation system approved for this use.
History: 1979 AC.
Editor's Note: An obvious error in R 408.1625 was corrected at the request of the promulgating
agency, pursuant to Section 56 of 1969 PA 306, as amended by 2000 PA 262, MCL 24.256. The rule
containing the error was published in Michigan Administrative Code, 1979. The memorandum requesting
the correction was published in Michigan Register, 2016 MR 1.
R 408.16527 Maintenance.
Rule 6527. (1) A power source of a mill, calender or their auxiliary equipment to
be repaired, serviced or set up shall be locked out by each employee doing the work if
unexpected start up would cause injury. Residual pressure shall be relieved before
and during such work when maintenance is performed on a pressurized system.
(2) A braking or safety device for a mill or calender shall be inspected and tested
weekly. The stopping distances shall be measured and recorded. Where the braking
action does not meet or exceeds the requirements of R 408.16542 and R 408.16546,
repairs or adjustments shall be made before operation is resumed.
History: 1979 AC.
R 408.16528 Lubrication.
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