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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 296-96-07160. What construction requirements apply to counterweights?
Latest version.
- (1) Counterweights, where used, must be in a guide or guiding members.(2) Counterweights must not be of sufficient weight to cause undue slackening of any car hoisting rope or chain during acceleration or retardation of the car. Counterweight weight section must be mounted in structural or formed metal frames which are designed to retain weights securely in place.EXCEPTION: Counterweights may be constructed of a single metal plate.