At sunset, when their work is done for the day, a crane truck, a cement mixer, and other pieces of construction equipment make their way to their resting places and go to sleep.

Pete the cat gets construction workers and equipment to build the coolest playground ever.

When Mike Mulligan and his steam shovel, Mary Ann, lose their jobs to the gasoline, electric, and diesel motor shovels, they go to a little country town where they find that one new job leads to another.

"With a turn of his crane and a swing of his wrecking ball, Mr. Gilly knocks down the old buildings. He smashes through brick and wood. He crashes through stone and glass. Then, with a push from his bulldozer, Mr. Gilly cleans it all up to make room for something brand-new!"--Amazon.