Construction of the Ibbenbüren mine water drainage tunnel has been underway since October 2021; the tunnel is designed to collect the mine water from the former hard coal mine for treatment. The joint...
The second element for the Fehmarnbelt Tunnel has been installed on the seabed. Operations commenced on Tuesday evening, 23 June 2026, when the 73 500-tonne concrete element was towed out into the Fehmarnbelt. Five tugboats transported the element to the tunnel trench, where it was manoeuvred into position with pinpoint accuracy using steel wires. Immersion began during the night into Friday.
On 16 and 17 September 2026, the 4th International Workshop on Injection Technology for Tunnelling will take place at the Hagerbach Test Gallery in Switzerland. The programme covers the planning, implementation and quality control of chemical injections during tunnel construction. As the number of participants is limited, please register as soon as possible.
As part of the West Link (Västlänken) project in Gothenburg, the Swedish Transport Administration (Trafikverket) in June 2026 awarded the execution contract for “E16 Korsvägen Station” to Implenia. The contract is worth more than 270 million euros in a cost-plus reimbursement model.
In June 2026, Hochtief has appointed Peter Hingott as Chief Executive Officer of Hochtief Infrastructure. He succeeds José Ignacio Legorburo, who has been appointed as Executive Vice President Operations for Europe of Hochtief.
In April 2026, a consortium comprising Hochtief CZ, Hochtief Infrastructure, Subterra, and BeMo Tunneling was awarded the contract for the next construction phase of Prague’s Metro Line D. Delivered...
National Grid, the transmission system operator in England and Wales, is expanding its high-voltage grid as part of The Great Grid Upgrade. A key project is a 2200 m long cable tunnel under the Thames from Gravesend to Tilbury. Herrenknecht supplied a tunnel boring machine for the project, which began tunnelling at the start of May 2026.
After advancing about 3.8 km through rock that was at times extremely hard and at times brittle, the miners working on the northern section of the second tube of the Gotthard Road Tunnel reached their...
Following the derailment of a freight train in the Gotthard Base Tunnel in August 2023, SBB (Swiss Federal Railways) examined measures to mitigate the impact in the event of an incident. In mid-May...
In April 2026, a consortium comprising Hochtief CZ, Hochtief Infrastructure, Subterra, and BeMo Tunneling was awarded the contract for the next construction phase of Prague’s Metro Line D. Delivered...
