Bob and the machines are in great demand after a heavy storm causes destruction. Meanwhile, at the farm Muck and Lofty find it hard to cope when a fallen tree by the pond traps Pilchard and a family of ducks.

Bob and the machines are laying pipes in a field. Meanwhile, Wendy tries to look for Pilchard and gets in a panic when she can't find her anywhere.

Bob and the machines are repairing a tunnel. Bob sends Muck inside carrying a load of bricks. The generator breaks down and the lights go out. Poor Muck is stuck inside the dark tunnel. What can make him move?

Bob and the machines have a major job of resurfacing the main road that must be done today. But poor Bob has a very bad cold. Wendy offers to take over the job. All goes well until Dizzy gets stuck in some wet cement. How will they get her out without letting Bob know?