Terry Trackhoe is the smallest digger on the construction site and he makes mischief with mud. He and his forklift friends annoy the fearsome Bullydozer who threatens revenge. After working for months to install a water reclamation pipe, the whole crew is tired and anxious to get home to the maintenance yard. When Lazy Larry forgets to tie him down to a trailer, Terry has a wild ride and falls off onto a country road, at night with a dark Florida forest surrounding him. Mama and Papa Trackhoe realize he's missing and a herd of construction equipment rushes to the rescue, putting out a forest...