Seismic Support for Old Foundations

Shear wall installation of Seismic Support for Old Foundations

After California's Loma Prieta quake in 1989, the average cost to repair houses that buckled off of their foundations was $25,000- $35,000. Some houses were not able to be salvaged. However, the average cost to provide sill bolting and cripple wall bracing to undamaged houses was $1,500 to $2,500.

Read this outstanding Journal of Light Construction article by John Scoggins to learn the following:

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