Concrete in the 22nd Century

[seminar addict]

Concrete in the 22nd Century

[attachment=16455]
Is it Useful to Attempt Prediction?


An accurate prediction of the situation 100yrs from now may seem unlikely

But some of my concepts from the early 1950s are only now beginning to spread widely


Can We Influence the Future?


Can we afford such delay?

Why does it happen?

Some things introduced 100 years from now may already be available, but struggling for acceptance


What will concrete be like?


There is a rapidly increasing trend to Self- Compacting Concrete (SCC)

This matches the reduced availability of skilled site personnel and the reduced tolerance for visual defects and for excessive noise and industrial injuries