The “Missing” Hull Section That Connects Two Ships
The modern ATB was not invented all at once. It evolved from towlines, to pushing, to stern notches, face wires, and finally mechanical couplers.
That strange recess in a barge’s stern is not missing hull. It is a precisely engineered slot, shaped for one tugboat—and designed to make two separate vessels work as one.
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Casual Navigation
Your Window Into The Maritime World Casual Navigation creates content that explores many different aspects of the maritime industry, with the aim of making it fun and interesting for anyone to enjoy. We publish new videos on the Second and Last Friday o...