Ed. Züblin AG from Stuttgart secured the contract for the 2.3km tunnel structure on the Oldenburg–Wilhelmshaven line, section 1522, between (km 6,451- km 8,731), south of Sengwarden, near Wilhelmshaven, PFA 6.2. The duration of the contract is from 21/12/2020 to 31/12/2022. Contact DB Netz AG,, attn Ingmar Krone, Frankfurt am Main, tel +49 5112864214, fax +49 6926521083, email ingmar.krone@deutschebahn.com. For further tender information please click here. Ref. n. 20FEI45006. 17/21.