... posted: 24 Feb 2016 21:39 from: Martin Wynne Martin Wynne wrote: This location is easily accessible, so I will go and have a closer look. Hi Andy, Today the sun shone on the righteous, and me, so I went back for another look. That block chair is definitely skewed on the timber, and square-on to the turnout-side stock rail: 2_241631_320000000.jpg The sun also shone through the spring steel keys, no doubt you will be replicating this feature in your 3D printing. 2_241633_470000000.jpg Note also that where there is only one bridge chair, it is on the turnout rail, the main-road rail having an ordinary chair. regards, Martin. posted: 27 Feb 2016 19:27 from: Andrew Barrowman Thanks for that Martin. I'll get right on those see-through springs BTW, why is there a check rail on the turnout rail? Is it a very short turnout? Andy posted: 28 Feb 2016 06:16 from: Andrew Barrowman Thank goodness for "Mirror Copy". ...