CHAPTER 4, SUBCHAPTER 7, ARTICLE 56,
GENERAL INDUSTRY SAFETY ORDERS
SECTIONS 4226 AND 4227
Repeal Section 4226:
(a)(1) Plate Shears. Plate shears means machines capable of shearing metal of
more than one-quarter inch in thickness.
(2) Squaring Shears. Squaring shears means machines capable of shearing metal of not more than one-quarter inch in thickness.
NOTE: Authority cited: Section 142.3, Labor Code.
Amend Section 4227 as follows:
Squaring Metal Shears.
(a) Mechanical power and foot and hand power
shears shall be provided with a guard which will prevent the hands of the operator from
entering the zone traveled by the knives of the shears while they are in motion. This
guard may be a fixed barrier, set not more than 3/8-inch above the table (or in accordance
with Figure G-8 and Table G-3 of Section 4186), or a self-adjusting barrier with a limit
of 3/8-inch above the table, but that will automatically rise to the thickness of the
(b) Automatic clamps of "hold-downs" on
shears, when cut-outs are filled in with plastic or screen, will be acceptable as a guard.
Hydraulic or pneumatic hold-downs shall be guarded by U shaped guards coming down to
provide a clearance of not more than 3/8-inch between the table and the bottom of the
guard or by other means or methods which will provide equivalent protection for the
squaring metal shears are guarded by means of a strip
of heavy metal in front of the knife, the strip shall be set at such an angle with the
table that the cutting line will be visible to the operator.
NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.