Radius of the turnout is equal to:
1
Radius of the centre line of the turnout + 3 (Gauge width)
2
Radius of the centre line of the turnout + \(\frac{Gauge\,width}{3}\)
3
Radius of the centre line of the turnout + \(\frac{Gauge\,width}{2}\)
4
Radius of the centre line of the turnout + 2 (Gauge width)