Multi-ladder / ladder and cart

If you meet natural disaster like tsunami, earthquake or flood,

HOW ARE YOU GOING TO DEAL WITH THESE DANGEROUS SITUATION?

Multi-ladder is transformed to the cart and the stretcher. these are neccessary when you overcome the disaster. these all equipments are very important to survive in the dangerous situation but It is difficult to prepare all that always.This can solve the several problems when the user meets disaster,
It is hard to find useful equipment like the ladder , the cart, and the stretcher at a time.