R 408.11935
R 408.11935 Moving load.
Cite as Mich. Admin. Code R 408.11935
Rule 1935. (1) A crane shall not be used for dragging a load sideways.
(2) A load shall not be lifted over the front area of a truck crane, unless it is within
the capacity of the rating chart for the front area of the truck crane.
(3) Floats or pads secured to outriggers shall be used when the load to be handled
at a particular radius exceeds the rated load without outriggers (see R 408.11923). A
wood block used to support an outrigger shall be:
(a) Of such size as to prevent shifting and toppling of the load.
(b) Of such strength to resist crushing.
(c) Free of defects such as knots and cracks which could affect its ability to
support the load.
(4) Before lifting a load with a locomotive crane not using outriggers, a means shall
be provided to prevent carrying the load on the truck springs. Rail clamps shall not
be used to restrain a locomotive crane from tipping.
(5) Before moving with a load, a designated employee shall determine:
(a) Position to carry the load.
(b) Boom location.
(c) Ground conditions.
(d) Travel route.
(e) Speed of movement.
(f) Location of overhead wires.
(6) A crane, while moving from 1 location to another, shall have:
(a) The boom carried in line with the direction of movement.
(b) The superstructure secured against rotation, except when negotiating a turn with
an operator in the cab or the boom on a dolly.
(c) An empty hook restrained against movement.
(7) A crane with or without a load shall not travel with the boom at a height that it
may bounce back over the cab.
(8) A crane operating at a fixed radius shall have the boom-hoist pawl or other
positive locking device engaged.