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From the Ship Report Archives: a look at car ships

This week I'm taking a break from the show and sharing a great interview with now retired Columbia River Bar Pilot Capt. Robert Johnson. He shares fascinating details about a type of ship that we often see on the Columbia.

Archive Podcasts:

Answer to a frequent listener question about barges

Mar 10, 2023

One of the most common listener questions I get is people asking and speculating about what is on barges that pass by Astoria with a white powdery substance on board. They want to know what it is and why it doesn’t blow off in the wind. It’s crushed limestone and the reason it stays put has to do with a property of substances that can be gathered in piles: it’s called “angle of repose.”

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