Seismic Retrofitting Photo Album: Seismic Retrofit in Anaheim, Ca. Cripple wall sheathing and bolting home to raised foundation. Cripple Wall Support and Bolting Seismic retrofit in Anaheim, Ca. Cripple Wall Sheathing and Bolting Seismic Retrofit raised foundation Crawl Space in Anaheim Seismic bolting. Before Sheathing Crawl Space to be retrofitted Back to Previous Page