 | | Re: automated train drawbridge —John Gerlach
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| | | (...) (no pun intended). Do you have counter-weights hidden under the piers? And we *need* to see some pictures of the lifting mechanism! How much does it sag when a train crosses the bridge? I'm guessing the magnets are to help keep the two (...) (21 years ago, 29-Jan-04, to lugnet.trains)
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| | | | | Re: automated train drawbridge —Lewis Valentine
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| | | | (...) Kind of long but here is some more info on the bridge. (...) I do have counter-weights. They are slung under the table. We can get by this at ngltc because our water tables are lower than the other tables. Here is a picture of the (...) (21 years ago, 29-Jan-04, to lugnet.trains)
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