Concrete slab (Composite beams: EC4 Eurocode)
You can define concrete slabs in both normal and lightweight concrete.
Warnings are issued in the design if you do not comply with the following constraints:
- Normal weight concrete range C20/25 - C60/75 - See EN 1994-1-1:2004 Clause 3.1(2),
- Lightweight concrete range LC20/22 - LC60/66 - See EN 1994-1-1:2004 Clause 3.1(2),
- Minimum density for lightweight concrete 1750 kg/m3 - see EN 1994-1-1:2004 Clause 6.6.3.1(1).