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#1
August 4th 03, 09:51 PM
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Buckling Railway Lines
On Mon, 04 Aug 2003 18:23:40 GMT, "Les Crossan"
wrote: Aren't long welded rails in the UK tensioned so that they go into compression at 100F?? It's something like that... Any railwaypersons on this NG (Nick?) AFIK, the rails are held by strong fixings at each sleeper, resisting the expansion. However, in case of expansion, the rails are lap jointed together, JPG and aren't the gaps in ordinary rails supposed to be still open at this temperature? Les |
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