Fire crews have confirmed that no casualties were reported after the vehicle caught fire at around 4:30pm on the A16 in Crowland, close to the junction with Peterborough Road.
A spokesperson for Lincolnshire Fire and Rescue said the road opened at about 1am.
They said: “Crews extinguished using two hose reels, foam and breathing apparatus. No casualties reported.
"Crews have left scene and the incident was left with Highways.”
