 | 1873 - 1078 pages
...timber, filled up with dry stone. The object of this secondary dam is to divide the head of water, and by means of the water-basin formed by it, to break...body of water running over the weir, and to keep the wood- work of the timber-piers K and L, under water. Near the left shore a wasteweir is constructed... | |
 | Park Benjamin - 1878 - 994 pages
...object of this secondary dam is to divide the head of water, and, by means of the water-basin formed hy it, to break the body of water running over the weir, and to keep the wood-work of the timber piers К and L under water. Near the left shore a waste-weir is constructed in this dam, in... | |
 | Park Benjamin - 1880 - 1088 pages
...timber, filled up with dry stone. The object of this secondary dam is to divide the head of water, and, by means of the water-basin formed by it, to break...running over the weir, and to keep the wood-work of the timber piers K and L under water. Near the left shore a waste-weir is constructed in this dam, in order... | |
 | 1892 - 386 pages
...from the lip, a secondary clam, figures 1 and 2, is constructed. It is erected of round timber, filled with dry stone. The object of this secondary dam is...running over the weir and to keep the woodwork of the timber piers K. and L under water. Near the left shore a waste-weir is constructed in this dam, in... | |
| |
Figs. 288 and 289, is constructed ; it ia erected of round timber, filled up with dry stone. The object of this secondary dam is to divide the head of water, and, by means of the water-basin formed by it, to break the body of water running over the weir,... 