The navigation beacon has an interesting structure I think. Those bracing fins are cut from a single steel beam in a process called castellation, the halves are then used on opposing sides.
Nifty eh?
Sunday, 7 March 2010
2 comments
Thanks for your comments, I appreciate the time you've taken, and apologise if I seem never to reply! Due to a serious amount of spam turning up I've had to turn off "Anonymous" comments.
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What an incredible sky!
ReplyDeleteThank you for explaining that to us, as they say, you learn something every day.
ReplyDelete