Scottish Transport has a map of where the gritter lorries are and it (apparently) reveals their nicknames or their licence plate.

These include Gritallica, Sir Andy Flurry, Gritty Gonzales and the Sir Salter Scott.

a Twatter on the subject
Offers suggestions like Brad Gritt, Salt Disney, Grittney Spears, Spready The Eagle, King Spreadward, GrittyGrittyBangBang, Snowfarah, Ready Spready Go.

& in Doncaster they have Davie Plowie & Gritsy Bitsy

True Grit - or do local Governments have a sense of humour?

What does the Mudcat suggest or has been observed?

Mine? Sleet of Foot, Dust my Vroom, the Drifters and not hilarious but a little subtle Cold Comfort