Masonry near the ground surface can be severely damaged by the effects of poor drainage and repeated freezing and thawing. When these damaged stones can no longer support the weight of the wall above them, they are replaced with stones of similar size, shape, color, and surface texture. Replacing a few eroded stones at the base of a wall will protect the upper second and third stories of the building.
Did You Know?
Among their many accomplishments, the CCC camp at Chaco planted 80,000 trees and 80,000 shrubs at Chaco between 1939 and 1941. They also cut poles and surveyed 375 miles for telephone line, built 1018 small dikes to control erosion, and constructed 3.2 miles of entrance road. More...