Top 20 accessed subjects
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1. Slump test
2. Consistence tolerance - slump test
3. Basic properties
4. Bleeding and segregation
5. Characteristic strength
6. Cold Joints
7. Screeds – general
8. Honeycombing of concrete.
9. Carbonation of concrete
10. Floated and trowelled finishes
11. Detailing symbols (previous & current)
12. Masonry - Densities
13. Air-entraining admixtures
14. Question: Can you provide mix proportions for a C32/40 concrete?
15. Time limit between placing fresh concrete layers
16. Thermal mass of concrete
17. Friction between elements
18. U Values
19. Batching by volume - DIY
20. Making cubes on site
