Herrenknecht delivers world's largest EPBThe 15.62 m-diameter EPB designed and manufactured by Herrenknecht at Schwanau has been accepted by the customer this week. It will now be partially dismantled and transported to Italy for the Bologna-Firenze highway. This is the largest such machine ever built, and continues the well-established Herrenknecht tradition. Read the press release. Check the full specification. 50/10.