Wall Capping
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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?
A thousand years ago when Chaco was flourishing, you could hear the loud sounds of sea shell trumpets echoing off the canyon walls. The people traded for conch shells with groups along trade routes that stretched deep into present-day Mexico and the Gulf of California. More...