From west or east via the A60:
Take the Mainz-Lerchenberg exit (20). Turn off in the direction of Mainz-Bretzenheim. At the Jet gas station, turn right into Haifa-Allee and then immediately right again. Now follow the right lane.
From south via A63 / L119
Take the Mainz-Marienborn/ Bretzenheim exit. Follow Haifa-Allee until the second entrance to Gutenberg Center Mainz (near Jet gas station).