Building footings are the buried concrete bases that distribute a structure’s entire weight onto the ground, preventing differential settlement. Their design—material, width, depth, and reinforcement—is dictated by local soil bearing capacity, frost depth, and structural load. For a standard residential home, this typically means a minimum
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The 5 Things You Must Do Right Now Bolt your home to its foundation. If your house is not anchored, it can slide off during shaking. A retrofit costs between 3,500 and 8,500 on average but saves lives. Build a 14-day emergency kit. After a major quake, utilities may
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If you own an older home in the San Francisco Bay Area, the single most effective action you can take right now is a seismic retrofit. The United States Geological Survey (USGS) assigns the region a 72 % probability of a magnitude 6.7 or larger earthquake within the
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