3 INFORMATION TRANSFER 10 3.1 Design stage 10 3.2 Construction stage 11 4 DESIGN OF DECKING AND SLABS 15 4.1 Steel decking 15 4.2 Composite slabs 26 4.3 Acoustic insulation 48 4.4 Health & Safety 51 4.5 Further reading 52 5 DESIGN OF COMPOSITE BEAMS 54 5.1 Construction stage 55 5.2 Composite stage 56