Posted by Chris Walker on May 21, 2015; 11:22am URL: http://c-sng-discussion-forum.254.s1.nabble.com/Jefferson-water-tank-feed-pipe-tp2328p2346.html
Yes, Granite blocks for the foundations, a lot of Stonemasons found work on the South Park. If you look back at the Dickey Tank, they have all the hallmarks of cut and dressed stone blocks as well, the leftrear the most obvious.