Who said it would be concrete? A gravel road would be more than adequate. Only dumbasses like you thought the wall wouldn't have guard towers or roads. How else could your imbecile claims that it won't work be true?
So how are you going to deliver heavy machinery and equipments, supplies and man power that will take several years to build?
You did not answer any of my questions. So let me repeat it for you stupid shit.
Did Trump show you his fence plan? Did he say any towers and roads on both side of the wall?