To what height is the finished pit floor typically poured?

The finished pit floor in an elevator shaft is typically poured to the lower web of the buffer channel. This positioning is important because it allows sufficient space for the elevator car to operate safely and for the buffers to absorb energy during a potential impact from the elevator. The lower web of the buffer channel ensures that the buffers can effectively fulfill their purpose while providing an adequate safety measure for the elevator system.

Setting the pit floor to the lower web also allows for proper drainage and maintenance, reducing the risk of water accumulation that could potentially interfere with the elevator’s operation. Additionally, the specified height helps accommodate the design standards and safety regulations associated with elevator installations. Proper understanding of these dimensions is crucial for ensuring that elevators function correctly and safely.