From waste to resources: secondary raw materials

Construction waste is a particularly interesting case from several points of view:

• in the consumption and production cycle, they are very close to the users;

• they are not perceived or real dangerous;

• the recyclability or recovery of construction components is complete;

• they are very heavy materials with a high use value.

Obstacles to the recovery of construction waste have been well documented in the Swiss canton of Geneva. The case of the concomitant construction of an adjoining shopping center and sports stadium is instructive: the lack of coordination between the sites cost...