K. Porches, Balconies, and Exterior Stairs
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III. Structural Problems and Strengthening
Methods K. Porches, Balconies, and Exterior Stairs |
These exterior elements need to be securely attached to the main building structure. Earthquake safety upgrading usually includes installing metal straps or ties to make this connection. The difficulty of the work is related to the available access to the framing. When the structural members of the porches, balconies, or stairs are concealed by finish material and the finish surfaces must be removed, the work will be more difficult and more costly. When the structural members are exposed, anchors can be installed easily.
Typical Cost: varies