Don't show this message again
§ 1910.244 Other portable tools and equipment.
(a) Jacks—(1) Loading and marking. (i) The operator shall make sure that the jack used has a rating sufficient to lift and sustain the load.
(ii) The rated load shall be legibly and permanently marked in a prominent location on the jack by casting, stamping, or other suitable means.
(2) Operation and maintenance. (i) In the absence of a firm foundation, the base of the jack shall be blocked. If there is a possibility of slippage of the cap, a block shall be placed in between the cap and the load.