The connection between the natural stone facing and the backup concrete in a stone- faced precast concrete curtain wall panel is obtained by

Question

Quizplus · Accepted Answer

Flexible steel dowels are the best choice as they allow for some movement between the natural stone facing and the backup concrete, while still providing a durable and strong connection. The roughness of the stone surface alone may not provide enough anchorage, and nonmoving steel dowels do not allow for movement between the two materials, which can cause cracking or failure.

The Connection Between the Natural Stone Facing and the Backup