 Ramba uchiverenga ndima iyi - Kupindura kurwiswa kwakaitwa vanhu musi waSeptember 11, 2001, Heygster akaonana nemasangano ezvitendero eBremen, Deutsche Bahn njanji yezvivakwa manejimendi subsidiary DB Netz AG, uye Bremen City Hall muna 2001 na2002 nechirongwa chekugadzira chiratidzo chakabatana cherunyararo. Rembertitunnel raifanira kugovera nzvimbo yavose yepurogiramu yacho. 