Hold hard! Surely if we having two lines on the new permanent way judicious avoidance of interconnecting points may reduce signalling requirements to a schoolboy level of sophistication while still being safe or perhaps safer. It would be interesting to see how budgets for signalling replacement on the existing mish-mash network compares with that proposed for HS2.
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David V
Lord Finchley tried to mend the electric light
Himself. It struck him dead and serve him right
It is the duty of the wealthy man
To give employment to the artisan
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