Film by Dawud Hebron ? Credit to Hebron Voices.
The 1st thing in order to start a crowd funding drive is to set the goal. For this we need to find out what a brief but professional feasibility study / assessment would cost.
There are numerous crowdfunding sites. How to choose?
The Gotthard Base Tunnel as of October 2010 the cost is approx. US$10.22 billion. This tunnel is not yet operational
https://en.wikipedia.org/wiki/Gotthard_Base_Tunnel says it is expected to become operational on 2016-06-02
At 57km long it will be the longest railway tunnel in the world when it opens.
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