| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Semington Aqueduct | 3.29 km | 139.0° | Next, R=5.00 km, Angle=90.0°, Max.alt. is 1.34 km |
| Wantage | 57.46 km | 59.6° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=5.00 km |
| Malmesbury | 46.17 km | 269.3° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=5.00 km |
| Devizes | 27.31 km | 164.6° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| Keevil Finish East | 9.54 km | 243.9° | Line 2.00 km (Radius 1.00 km) |
| Total: | 140.48 km | ||