Engineered Rubble Piles

[HARRISONBURGFD]

Who has a collapse rubble pile? How was it engineered? What is the layout?
If anyone has info on how to go about building one, please let me know. Thanks.

[ResCap661]

Lsu just had one built last year, They may be able to help.

http://feti.lsu.edu/

[HARRISONBURGFD]

Thanks rescapt661.