Aurora, like many other places in Colorado, is built on a significant amount of expansive soil. Also known as swelling soil, this type of soil can cause severe damage to homes unless preventive measures are taken during construction and afterwards. Problems can arise from improper construction in the finishing of basement areas and tile installation. Experts in Aurora, Colorado should know how to properly lay foundations, but negligence can occur. To protect your home, be sure your property has good drainage and sufficient sloping to keep water from accumulating near the foundation. Make sure gutters and downspouts are unobstructed. Be sure tile contractors in Aurora have laid tiles, concrete walks and other exterior surfaces correctly and weatherproofed them.