The A76 through Sanquhar is currently closed due a road crash which involved a lorry loaded with glue.
The glue container on the lorry has burst and glue spilling is affecting the road surface.
Diversions are being put in place but drivers are being asked to avoid the area.
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The demonstrator, who is thought to be from Ambleside, appeared to be mimicking Prime Minister Boris Johnson wearing a blonde wig and suit.
The 77-year-old was airlifted to hospital after being hit by a car in the town centre. She died early Friday morning.
Scott Thomas Hanson, 35, was approached inside a Cockermouth church out of concern by the 92-year-old worshipper last August.