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Author Topic: Melksham Station - looking forward  (Read 8160 times)
SandTEngineer
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« Reply #15 on: July 14, 2016, 18:05:39 »

Turnout speed at Dovey Junction = 50kph (30mph) in the Up direction (Eastbound) and 65kph (40mph) in the Down Direction (Westbound) - The Cambrian line is signed in kph

Turnout speed at Gloucester = 25mph in both directions
« Last Edit: July 14, 2016, 18:29:38 by SandTEngineer » Logged
Bmblbzzz
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« Reply #16 on: July 15, 2016, 10:32:05 »

Why is the Cambrian Line signed in kilometres per hour? Is it a Welsh thing? Does it use those signs with white numbers on a black background like in the Channel Tunnel? And is it due to become more widespread? Curious!
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« Reply #17 on: July 15, 2016, 10:45:45 »

Why is the Cambrian Line signed in kilometres per hour? Is it a Welsh thing? Does it use those signs with white numbers on a black background like in the Channel Tunnel? And is it due to become more widespread? Curious!

Because it was resignalled with ERTMS (European Rail Traffic Management System.), as a pilot project. There is a plan for future ERTMS cab displays to use miles/hr as well, but I think the Cambrian line just used what was available already. See Wikipedia (as always) for more details.
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Bmblbzzz
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« Reply #18 on: July 15, 2016, 13:54:55 »

Thanks.
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« Reply #19 on: July 15, 2016, 15:02:28 »


Because it was resignalled with ERTMS (European Rail Traffic Management System.), as a pilot project. There is a plan for future ERTMS cab displays to use miles/hr as well,

I think that is correct.  Eventually, I assume, ERTMS does away with line-side speed signs completely (ERTMS level 2).  When that has happened, metrification would become easier. 
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