showed me a model of a house and explained how they brace cripple walls by fortifying them with sheets of plywood. Each earthquake offers up a clinic on seismic engineering, said Sylvis and ...

Classified as a Seismic Site Class D, Risk Category III, the bracing requirements for the Young building include: • Stiffening the structure through the addition of concrete shear walls; • Stiffening ...

He lives in a high-risk seismic zone. We explained how the bracing is constructed but suggested ... to structural panels that make up exterior walls. They provide protection from the lateral ...

When replaced, the new roofs get attached to the walls at the top of the building with seismic bracing. Seismic engineers say this is the correct first step, but does not fully mitigate the risk.

This bracing can be metal strips cut and nailed into the wall studs, or it can be oriented strand board or plywood sheets nailed to the wall studs so the walls can’t shake under wind or seismic ...

Every year, the state’s Earthquake Brace and Bolt program ... its foundation and collapse the walls that support it, making it unstable and uninhabitable. Seismic retrofits address this problem ...

A retrofit, sometimes called a seismic retrofit ... and the walls surrounding crawl spaces (cripple walls) may lack bracing. These homes can slide or topple off their foundation during an ...