The A83 between Arrochar and Tarbet (Loch Lomond) has overnight closures from Sunday 20th March 2022 for approximately two weeks. The road will close between 20:00 and 05:00 except for Friday and Saturday nights.
Amnesty periods will be provided at approximately 21:00, 22:00, 00:00, 02:00 and 04:00 each night. The alternative is a 25 mile detour via the A82 to Tyndrum, A85 to Dalmally and A819 to Inveraray however the detour route has a height restriction of 15 feet (4.57m).
BEAR Scotland announcement in full