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Back to Back points or Single Slip?


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What would be the most prototypical setup in this situation?

 

post-723-0-47830600-1423343566.jpg

 

Just to give some context, this is on the approach to a branch station, 1920-ish, LBSCR practice. The points in question are the two at the rear of the image, with a map pin in the middle of the two (ish!) .

 

The track leading off to the left runs to a goods shed and coal pens, whilst the one to the right goes to a dock behind the station platform. Apologies for the somewhat poor quality image, taken on a phone camera and cropped to fit image size limits.

 

Does the current setup 'work' or would a slip (Single I think though open to correction!) be a better option?

 

Thanks in advance.

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Wherever possible standard points were used, as more complex ones required more maintenance. Slips were used to save space, if you don't need to don't use them, is a general rule. Although you can choose otherwise.

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Slips were used to save space and also in locations where line speeds are relatively low.  There is a rule of thumb which suggests the more complex a piece of track the lower the speed at which it can be traversed.  That is not necessarily true as, for example, at Newark where there is a high speed flat crossing between two routes but no slip connection.  If there were slips with moving blades I suspect the line speed limit would have to be much lower than it is.

 

In general if you can avoid a slip diamond then do so but not at any cost.  If that is what works best in your setting there's nothing wrong with having one.

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