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Panel Holdown

Panel bearing on concrete is connected to concrete with holdown. Panel is connected to holdown with partially-threaded screws. Holdown is connected to concrete with post-installed anchors.

Purpose: Transfer of vertical uplift load from panel to concrete.

Design Notes

  • Capacity of connection is dependent on the screw capacity, anchor capacity, or manufacturer’s literature.
  • Connection may also use embed instead of post-installed anchors in concrete.
  • Refer to other details in this table for gravity load transfer along length of panel to concrete connection.
  • In high-seismic zones, horizontal screws will result in a more ductile connection.
  • Proprietary options exist. Potential suppliers include Simpson Strong-Tie, Rothoblaas, and MiTek.
Class
Class 2
Load
Load High
Cost
Cost $$
Const.
Constructability Moderate
Fire
Fire Rating III

Panel Holdown

Panel bearing on concrete is connected to concrete with holdown. Panel is connected to holdown with partially-threaded screws. Holdown is connected to concrete with post-installed anchors.
07 - Panel Holdown