Lake ship yard methods of steel ship construction (1907)
Curr, Robert · Cleveland : The Marine review · leaf 165
th is equipped and are riveted to thecenter keelson by means of large gap hydraulic riveters, these having 154 LAKE SHIP YARD METHODS OF gaps up to six feet. These machines are carried by light swingingjib cranes fastened to the columns of the covered berth. These swing-ing cranes are portable, and… … Fig. 168. Fig. 170 shows work done in February, 1905, which includes thedouble bottom side framing and portions of stem bar in position. Fig. 171 shows the work done in April, 1905, and is a view fromthe after end, showing the forward portion of the framing erected,and the inner bottom partly…
Naval architecture · Ships, Iron and steel
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