Start east side of entrance to Springbank Blairdrummond Quarry near 7th milestone from Stirling on Callander Road (A84) Proceed east to 3rd roundabout on A84 – Kildean Toll. turn and retrace to Blairdrummond Fork where bear left on Thotnhill – Aberfoyle road (A873) to finish at large inspection drain short of entrance to Woodlane Farm.