it is an underground passage driven through the natural obstacle for various purposes such as transportataion, sewage and hydropower generationBy sewlikar
It symbolizes Jerry overcoming an obstacle he never knew he could complete. It also symbolizes his passage from being a little kid, into becoming more of a man.
Tunnels is defined as underground routes or passages driven through the ground without disturbing the overlying soil or rock cover.tunnels are classified into three types:1) Traffic Tunnels 2)...