The actual cost will drop like a rock, if you use military personnel. All that overhead will go away. Army officers will ensure the projects stay on schedule. It’ll be done before fall of 2020. In fact, it won’t surprise me if he brings US military units from Germany on temp-duty...to be part of the construction project.
We should bring ALL our troops back from EVERYWHERE.
There are only 2 Army combat brigades remaining in Europe to ‘be brought home.’ The bulk of the Army is here in CONUS.