With relatively few remaining original roofs, the tops of the walls are exposed to weathering, which ultimately causes severe erosion and collapse. The preservation staff caps each wall with several courses of stone set in a more weather-resistant mortar. This cap takes the brunt of the weathering, sheds snow and rain, and protects the original wall surfaces beneath.
Did You Know?
Beginning in 1937 the CCC funded an experimental Mobil Unit to work on ruins stabilization. The crew was mostly Navajo and even had one female member. They passed their knowledge to future generations, and many members of the preservation crew today are related to the original team. More...