Subway construction: practicing on exposed concrete.. As of: February 8, 2024, 8:25 a.m By: Nicole Kalenda CommentsPressSplit The model building in the background is the subject of the eighth subway comic, presented by (from left) Dimitri Steinke (PMG), Mayor Hermann Nafziger, Michael Brucker and Robert Bauer (Leonhard Weiss) The extension of the U 6 from the Großhadern Clinic to Martinsried is taking shape.