llustrated guide to timber connections - brings together architectural and structural considerations - researched and written by TRADA Technology, the experts in timber construction. Ever since man conceived structures bigger than a tree, connecting together pieces of timber has challenged the ingenuity of designers. It is a lightweight fibrous material whose strength to weight ratio compares favourably with concrete and steel. Nevertheless, savvy designers who appreciate timber's many aesthetic advantages also understand the structural limitations that its organic nature impose. And that is the essence of timber connection design. This concise illustrated guide to timber connections aims to help architects and engineers answer four questions: