Truck Cake

Lorry cake size: approx. 22" long., serve 150 people plus the pile of muck serve 20 people, total serve 175 people, based on 1"x2" per slice. (you'd feed about 100 people with much bigger slice)
Cake type: sponge cake with vanilla butter cream.
Cake board size:30"x18".

In the making

Picture of the real thing.