Karachi Circular Railway: Japan or China ?

[Sachaydino]

Re: Karachi Circular Railway: Japan or China ?

@Decent_6Chora

btw, those of you who are interested i knowing, this is how its done. They TBM has made it easy to bore tunnels for subways etc. In optimum conditions, it can dig & construct around 1km tunnel every 3 weeks.

This is the only solution for Karachi traffic problems.