4min chapter

99% Invisible cover image

President Clinton Interviews Roman Mars

99% Invisible

CHAPTER

The Safety of Steel Poles and Breakaway Bolts

In your book, you talk about steel poles that are really two poles. Safety designers actually made them double poles and bolted them together somewhere near ground evel. They have these connector plates and breakaway bolts. Sometimes even those connector plates are angled so that if you hit em at the right angle, not only does the pole like fall over, it kind of like vaults over the vehicle and doesn't hit it at all. And i find those examples e superinspiringand those design solutions are everywhere, if you just know how to look for them.

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