The A701 Edinburgh Road is closed to high sided vehicles in both directions due to a low hanging telegraph pole between Mearsdale Drive and B719.
More top news
It is now believed that 45-year-old Robert Cantle may have travelled in his car to the Jedburgh area on Sunday morning.
A Cumbrian man has been jailed for 15 years after a police crime unit seized its biggest ever haul of firearms.
The historic event always takes place on the last Friday in July.