Subject:
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Re: Building a three-foot bridge
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Newsgroups:
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lugnet.trains, lugnet.znap
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Date:
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Thu, 23 Jan 2003 21:10:38 GMT
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Reply-To:
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Rob Hendrix <ROB@MSLTC.ORGavoidspam>
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Viewed:
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2951 times
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Here is one photo of my lift bridge that has a 32" span (approximately):
http://www.brickshelf.com/gallery/msltc/20020921/Bridges/bridges-013.jpg
It holds up very well, and i assume that you could make it even longer if
you needed to.
-Rob
www.cei.net/~rhendrix/lego.html
www.msltc.org
"Brian Kendig" <brian@enchanter.net> wrote in message
news:brian-D11855.15212123012003@news.lugnet.com...
> I want to build a bridge to cross a one-meter gap between two train
> platforms. The bridge must hold two straight lengths of track, spaced
> with one trackwidth between them (the distance there would be if you
> snapped two cross-intersection track pieces together).
>
> The platforms themselves are a meter off the ground, so putting a
> support in the middle of the span isn't feasible.
>
> Two years ago I grabbed one of every Znap set from a TRU clearance.
> I've been using that to try to build a beam bridge. I've gotten the
> beam reasonably rigid, but my problem right now is that it twists very
> easily, and I can't figure out how to support against that.
>
> Any tips on how to build a sturdy one-meter-long bridge out of Znap
> and/or Technic while being somewhat miserly with the pieces, so I don't
> run out? And any tips on how to reinforce against twisting would be
> greatly appreciated, thanks!
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Message is in Reply To:
 | | Building a three-foot bridge
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| I want to build a bridge to cross a one-meter gap between two train platforms. The bridge must hold two straight lengths of track, spaced with one trackwidth between them (the distance there would be if you snapped two cross-intersection track (...) (21 years ago, 23-Jan-03, to lugnet.trains, lugnet.znap)
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