3.3 Preparing the ground

Take it further with these ideas and web links

Concrete is a vital material for foundations, but it has its drawbacks:

Find out more at:

Find out about the land in your community:

  • Visit your library to find a geological map of your area.
  • Ask your local building inspector what issues local developers must address.

Famous foundations:

The leaning Tower of Pisa took 177 years to build – but began to lean after just five years. It continued to move until 2008. Use the internet to find out:

  • why the tower leans
  • what has been done to make it stable.




Log in to save your work and track your progress. Ask your teacher for your user name and password.


Every day is as different as you make it. There’s always an opportunity to learn something new.

Sam Doran
Commercial Trainee