| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| SEM-Semington Aqueduct | 4.06 km | 147.8° | Next, R=5.00 km, Angle=90.0° |
| WIN-Wincanton | 36.76 km | 211.7° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=5.00 km |
| GLA-Glastonbury | 22.81 km | 293.8° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=5.00 km |
| WRO-Wroughton | 74.97 km | 57.5° | Symmetric, Rmin=5.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=5.00 km |
| DEV-Devizes | 21.20 km | 216.9° | Symmetric, Rmin=0.50 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=0.50 km |
| KFE-Keevil Finish East | 9.54 km | 243.9° | Line 2.00 km (Radius 1.00 km) |
| Total: | 165.29 km | ||