Past a certain point, the technical details are irrelevant for our purposes, insofar as we're playing
Twilight: 2000, not
Diesel Power Engineering and Frothing Railfans: 2000.
This is something that, once its feasibility is known, can be reduced to a series of Mechanics/Electronics/Civil Engineering rolls at appropriate difficulty, with missions to recover appropriate technological MacGuffins from the Bad People.
- C.