Hamburger Hochbahn to purchase up to 530 electric buses, Germany August 30, 2019 | Europe News Hamburger Hochbahn has invited bids for a framework agreement, which includes supply of up to 530 electric buses along with depots and chargers between 2021 and 2025. The buses will either 12 metres l... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password