1. Btec Construction Unit 5 Methods of construction for domestic buildings

2. Different types of structures Up to the 1920s most buildings had solid walls

3. Cavity walls The cavity prevents moisture passing through the wall. As long as the cavity is kept clean and the wall ties are correctly positioned Water is free to run down the inner face of the external wall The water drips safely below the DPC.

4. Cavity Walls

5. Timber frame wall construction

6. Pre-fabricated

8. Timber frame house

9. From the inside What do you think is more efficient?

10. Modern insulation materials Rockwool Recycled Paper Sheep's wool Polystyrene balls

11. Flat and Pitched Roofs Where is the insulation ? Which one is more efficient ?

12. Modern Trussed Roof

13. Traditional “Cut” Roof

14. Stairs, Doors, Windows

15. Construction of Floors Suspended Timber floors Solid Floors

16. Solid Floor Screed

17. Internal Walls

18. Services

19. Different structural stability What is a internal load bearing wall?

20. Concrete foundations and excavation What are the different types of foundation?

21. Narrow strip foundation

22. Wide strip foundation

23. Raft foundation

24. Pad foundation

25. Excavation