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Recent content by Cambo_flyer

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    Concrete v wooden v composite v metal sleepers - How are they selected?

    Composite bearers are preferred for S&C as tropical hardwood timbers are no longer available due to sustainability concerns.
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    Trivia: Bleakest Terminal Stations

    Great Yarmouth always seems bleak, being a fair walk from the town centre
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    Trivia: STATIONS IN CATHEDRAL TOWNS

    Norwich Cathedral is not far from the station
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    High Output Ballast Cleaner to arrive on Greater Anglia in the New Year

    Slab track is not necessarily the answer especially on soft formations prone to settlement, such as those found on much of GEML. If ballasted track settles, you just tip some more stone and tamp it back to level. If a slab track settles you are into a world of pain.
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    Rushmoor and Surry Heath Stations

    Each additional stop introduced further reduced the capacity of the route. An extra stop between Farnborough and Brookwood would probably have quite a severe effect on performance.
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    Rushmoor and Surry Heath Stations

    I have never hear of any plans for a Oxford - Gatwick service either. I cant see where it would ever fit in with all the other services that are planning to use Oxford and with the capacity constraints on the lines between there and here I cant see it ever happening.
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    Rushmoor and Surry Heath Stations

    All very nice but the problem with reinstating the chord between the Ascot-Ash Vale and SWML is that there is no capacity on SWML to take those trains unless a Basingstoke service is sacrificed, and you can guess how popular that would be. Also the junction would need to be grade separated...
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    Track noise

    I think its the train passing over a block joint.
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    Track noise

    CWR does NOT have regular expansion gaps every few hundred metres. To prevent buckling it is stretched to the length it would be on a warm day before being welded up and fastened down. The whoosh you hear as a train approaches is because sound waves from the wheel sets travel much faster through...
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    Types of sleepers used on railway bridges

    The company NR worked with to develop composite sleepers went bust before the venture got very far.
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    Track life expectancy

    it depends on usage of course but an overall figure of 30-35 years is a common assumption. Individual components may last less (eg 10yrs for rail, 15 for ballast).
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    Smartest and shabbiest stations

    Wokingham station is brand new!! Whitton is shabby - leaky footbridge, generally grubby and unkempt with no facilities other than a nice little café.

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