1. Start at the trailhead, heading SW.
2. 300 ftTurn left, heading S.
3. 250 ftBear right, heading W.
4. 0.1 miTurn right, heading SW.
5. 300 ftSharp left, heading W.
6. 200 ftContinue straight onto Basco Spur, heading SE.
7. 0.7 miTurn left, heading W.
8. 0.2 miBear left, heading S.
9. 0.3 miTurn left onto Winiger Ridge Trail, heading E.
10. 2 miTurn right onto Winiger Ridge Road, heading E.
11. 0.5 miTurn right onto Winiger Spur Road, heading SE.
12. 50 ftTurn left onto Winiger Ridge Road, heading SE.
13. 0.5 miTurn left, heading E.
14. 0.5 miBear left onto Winiger Spur Road, heading SE.
15. 50 ftBear right onto Winiger Ridge Road, heading SE.
16. 0.1 miReach Gross Reservoir, then turn around and head back the way you came.
17. 0.1 miBear left onto Winiger Spur Road, heading SE.
18. 50 ftBear right onto Winiger Ridge Road, heading SE.
19. 0.5 miTurn left, heading W.
20. 0.5 miTurn right onto Winiger Spur Road, heading W.
21. 50 ftTurn left onto Winiger Ridge Road, heading W.
22. 0.5 miTurn left onto Winiger Ridge Trail, heading W.
23. 2.1 miTurn right, heading W.
24. 0.3 miBear right, heading SW.
25. 0.2 miTurn right onto Basco Spur, heading W.
26. 0.7 miSharp right, heading NW.
27. 250 ftTurn left, heading W.
28. 0.1 miBear left, heading NW.
29. 300 ftTurn right, heading N.
30. 50 ftArrive back at the trailhead.

Each distance is the walk from the previous step. Tap a step for a map of its junction.

Trail map, photos and weather for this hike: www.ambleway.com/hikes/gross-reservoir-basco-spur-out-back-3-sights-17-km