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