| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S31E01 | The Big Build - Scunthorpe |
November 19, 2020
BBC One
|
60 | |
| S31E02 | The Big Build - Carbis Bay |
November 26, 2020
BBC One
|
60 | |
| S31E03 | The Big Build - Weston-super-Mare |
December 3, 2020
BBC One
|
60 | |
| S31E04 | The Big Build - Barnstaple |
February 15, 2021
BBC One
|
60 | |
| S31E05 |
The Big Build - Bangor
season finale
|
February 22, 2021
BBC One
|
60 |
No artwork of this type.
No artwork of this type.
No artwork of this type.