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Washington Administrative Code (Last Updated: November 23, 2016) |
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Title 296. Labor and Industries, Department of |
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Chapter 296-96. Safety regulations and fees for all elevators, dumbwaiters, escalators and other conveyances. |
Section 296-96-23510. What requirements apply to electric and electro-hydraulic dumbwaiters?
Latest version.
- (1) Dumbwaiter cars may be constructed of metal or wood and must be in compliance with local ordinances as to fire resistance providing it is constructed to carry its rated load without distortion. The dumbwaiter car must be fully enclosed except for the landing sides. The car floor must not exceed 9 square feet in area and the total inside height must not exceed 4 feet and the maximum capacity must not exceed 500 pounds.(2) Electrically operated machines must be equipped with brakes that are electrically released and applied automatically by springs in conformity with the requirements set forth in WAC 296-96-23260.(3) Dumbwaiters equipped with winding drum machines having a travel of more than 30 feet and a rated load of more than 100 pounds, must be equipped with a slack rope switch which will automatically remove the power from the motor and brake when the hoisting ropes become slack.
Rules
296-96-23260,