2. Adding functional elements to existing systems

2.1 Specific connections to existing structures

Before modifying or adding structural assemblies to existing ones, the connection strategy must be carefully considered. Already discussed in the article [C 2351] dealing with assembly methods, the philosophy for connecting the new assembly to the old must be carefully considered. It must be compatible with the loads, in order to resist as well as to ensure the desired function (circulation, hoppers, balconies, mezzanines, elevators, etc.).

Fastening new elements to existing structures is a rehabilitation exercise that steel lends itself well to. These operations are commonplace, but they must be carried out in compliance with the...