Concrete slab

Note: While you can define concrete slabs in both normal and lightweight concrete, design using lightweight slabs is only available for the Eurocode.

Eurocode

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).