rises iron rods of upon the same lines, and the disposition of the iron of such a structure to withstand such shocks as pound- round section with iron network or expanded metal ing against piers and other craft. Tests in this direc- reinforcement and expanded metal may be seen in the between,… … Three 100-Ton Reinforced Concrete Cargo Boats, Built for the Italian Government, Ready to be Towed to the Military Harbor of REINFORCED CONCRETE AS A BUILDING MATERIAL FOR BOATS.
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