R 408.40817
R 408.40817 Definitions.
Cite as Mich. Admin. Code R 408.40817
Rule 817. (1) "Block" means a masonry unit having 1 dimension exceeding 15 inches,
and 1 of its other 2 dimensions exceeding 7 inches.
(2) "Brick" means a masonry unit which is not a block.
(3) "Chain" means a series of metal links connected to, or fitted into, one another.
(4) "Lay" means the lengthwise distance required by a single strand to make 1 complete
spiral around the rope.
(5) "Rigging equipment" means chain, wire rope, fiber rope, synthetic rope, sling, and
their accessories and includes hoisting lines.
(6) "Rope" means a strand or series of strands of fiber, synthetic or wire braided,
woven or twisted together.