Comment Comment by bin_bash Uh you have that backwards. Limestone is rock, but it’s an easy one to carve through (unlike Manhattan Schist, for example).It also has an advantage over soil that the remaining bits don’t need much extra support for the load above. This doc talks about it: https://stateimpact.npr.org/texas/2012/11/21/why-texas-doesn... parent bin_bash 4 years ago
It also has an advantage over soil that the remaining bits don’t need much extra support for the load above. This doc talks about it: https://stateimpact.npr.org/texas/2012/11/21/why-texas-doesn...