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to the point of intersection that is across the ends of the two above mentioned walls Clean and scavenge the entire basin to the level of solid rock now existing or to a minimum depth at 4 1/2 feet at mean low water, this to be carried to rock whenever possible 
The parallel walls are to be enclosed by Dade Co pine piling on four post centers not shorter than 12' nor smaller than 10" and driven into the rock to refusal but not less than 4 1/2 feet in solid rock The base of the wall to be no less than 2 1/2' [[strikethrough]] to be cast [[/strikethrough]] The top of the completed wall to be 2' being uniform in slope inside, straight on outside The below water concrete to be cast concrete in a dredged trench not leaner that 1 Portland cement to five parts rock, sand to be used only
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in case, rock runs too large for suitable mixing and then so that total mix runs no leaner than 1 to 5 The base of the wall shall rest on solid rock 
Cast into lower portion of wall shall be staggered galvanized iron pipe 1" diam. 2' apart staggered, one foot in the concrete one in the rock masonry to be erected above. Not less than one foot below below the top of the cast portion and 10' apart shall be placed one inch galvanized pipe tie rods from one wall to another ends turned in the wall [[strikethrough]] and [[/strikethrough]] parallel to the axis of the wall (These tie pipes were later omitted and replaced by galvanized 1/2" wire rope drawn tight in X shape by inserting a stick at the crossing of the X) At 2/3 the height of masonry wall shall be placed similar pipes 10' apart each five feet apart.