Comment and Reply: A history of using physical models in structural design

Readers' letters in this issue discuss 'Combination rules', 'The 30 year failure cycle' and 'Torsion in piled foundations'.

This articles covers guidance – developed by the UKTFA and other professional bodies – that provides good practice information on safe fire space separation for timber elements during construction.

An introduction to ground bearing floor slabs, touching on the slabs' reinforcement by considering both historical use of mesh as well as plastic and steel fibre reinforcement methods.