Today, an answer to a listener question about the Vigorous dry dock at the Swan Island shipyard in Portland. It’s an engineering marvel, and the largest floating drydock in North America. We’ll take a closer look.
The post <a href="https://shipreport.net/2025/04/25/the-vigorous-drydock-in-portlands-shipyard-is-an-unusual-maritime-marvel/">The Vigorous drydock in Portland’s shipyard is an unusual maritime marvel</a> appeared first on <a href="https://shipreport.net">The Ship Report</a>.

Today, an answer to a listener question about the Vigorous dry dock at the Swan Island shipyard in Portland. It’s an engineering marvel, and the largest floating drydock in North America. We’ll take a closer look. The post The Vigorous drydock in Portland’s shipyard is an unusual maritime marvel appeared first on The Ship Report.

Today, an answer to a listener question about the Vigorous dry dock at the Swan Island shipyard in Portland. It’s an engineering marvel, and the largest floating drydock in North America. We’ll take a closer look.
The post <a href="https://shipreport.net/2025/04/25/the-vigorous-drydock-in-portlands-shipyard-is-an-unusual-maritime-marvel/" rel="noopener noreferrer">The Vigorous drydock in Portland’s shipyard is an unusual maritime marvel</a> appeared first on <a href="https://shipreport.net" rel="noopener noreferrer">The Ship Report</a>.

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The Vigorous drydock in Portland’s shipyard is an unusual maritime marvel

The Vigorous drydock in Portland’s shipyard is an unusual maritime marvel