I still remember the size of the pipes and the amount of trucks hauling them. One truck one pipe.
https://en.m.wikipedia.org/wiki/Nubian_Sandstone_Aquifer_Sys...
The Korean companies building the project were massive. They would build a double lane road. One side would be used exclusively for one direction pipe supplies and machines. Eventually when the section completed they would just open the road as a public highway. This really helped Libya build up reach and infrastructure. The truck lines were endless... We are talking km long here...
Eventually when the water reached the coast, I remember I was in Benghazi then. It was good and drinkable from the spring ( this is usually not possible since the water is still salty from the sea) after about a week the sweet water stopped because they started mixing it with the old supply to conserve the desert supplies, the water amount in the desert was over estimated...
All in all Libya was a great country. My family moved to Europe and I remember how much miss information there was about Libya. The 2012 happened...
Ama about the GMMR. I ll try to answer as best as I can and remember.