th broad fiat flagging stones. When the bottom is composed of soft mud to any great depth, it may heprotected by enclosing the area with sheeting piles, to prevent a lateral spread,and then filling in the enclosed space with fragments of loose stone. Ifthe mud is very soft, it would he advisable,in… … Fig. 1. A combination of the hempen with the chain cable has been introducedinto the French Navy, with some success ; the chain cable is affixed to theanchor in the usual way, in length from twenty-live to forty fathoms. Theobject of this arrangement is to allow the chain to drag along the bottomof…
Civil engineering · Architecture
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