Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 191
and which, especially in those of weak constitu- 155 144 MASONRY AND REINFORCED CONCRETE tion or intemperate habits, will result in partial or permanent dis-ablement and even death. In Fig. 63 is shown an outline, with but few details, of thepneumatic caisson used for a large bridge over the… … Fig. 63. Outline of Pneumatic Caisson. chiefly of sand and mud, which was raised to the surface by theoperation of mvd pumps that would force a stream of liquid mudand sand through the smaller pipes, which are shown passing throughthe pier. The larger pipes near each side of the pier, were…
Architecture · Building
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