Latest Tunnels News

HS2 | Reassembled TBM launched on second tunnel drive in Warwickshire

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High Speed 2 (HS2) main works contractor BBV (Balfour Beatty Vinci) has launched its tunnel boring machine (TBM) Dorothy for a second drive beneath Long Itchington Wood in Warwickshire.

The TBM – named after Nobel Prize winning chemist Dorothy Hodgkin – was first launched in December 2021 and became the first…

Dartford Crossing east tunnel to close for maintenance on seven nights

Dartford Crossing

The Dartford Crossing east tunnel will close overnight on seven different occasions over the next eight days for essential maintenance.

Connect Plus, National Highways' maintenance contractor for the M25 and Dartford Crossing, will start its work tonight, Thursday 3 November, which will see the tunnel close from 8.30pm until 5.30am tomorrow…