13,060 sections across 6,839 Michigan regulatory chapters.
R.14448 Conveyors
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R 408.14448 Conveyors. Rule 4448. A conveying device introducing stock to a draw furnace or oven in which a flammable or volatile hazard may exist shall be controlled to prevent its operation during pre-ignition oR purge. It shall be arranged to stop automatically in case of a ve…
R.14451 Melting furnace pits
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R 408.14451 Melting furnace pits. Rule 4451. A melting furnace pit shall comply with all of the following provisions: (a) Be free of water during operation. (b) Be clear of employees during tapping or pouring. History: 1979 AC; 1988 AACS; 2013 AACS.
R.14453 Crucibles
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R 408.14453 Crucibles. Rule 4453. A crucible shall: (a) Not be used if it shows cracks, thin spots, flaws, or dampness. (b) Be stored in a dry place and protected from moist air. (c) Be carefully charged to prevent damage. (d) A crucible made of clay shall not be allowed to cool …