To locate Earthquake victims
How to reach survivors and find out what is underneath the disaster are:
1. bore down with a very strong metal to a sufficient depth
2. at intervals have a porthole type that opens and shuts when activated
3. push down and push off the portholes Light Emitting Diodes in a convenient array
4. if you can sneak in speakers with capability to pick up sounds and cries for help then the better it will be
To pull them out
1. hydraulic system like when the houses were jacked up from under the lahar and placed on "stilt" or another foundation?
1. was it safe long term to blow a hole into the underground of a dam or lake that is overflowing so the water goes down and not over flow?