STFK has given AtB the task of procuring charging stations (opportunity charging), which shall provide the battery-run electric buses with electricity. The pantographs shall be in operation from 3.8.2019 for 10 years. The tenderer will be responsible for the delivery and assembly of the charging stations. The contracting authority will be responsible for the engineering design services, excavation, provision of electricity, foundations and completion of the area. This is, thus, not a part of the contract. See the tender documentation for a more detailed description.