A fourth giant boring machine has arrived at the site of HS2’s Northolt Tunnel.

HS2’s first giant tunnelling machine broke through this week at the end of her 10-mile (16km) journey under the Chilterns, excavating the longest tunnel on the HS2.

A round-up of the best images of February 2024.

Two new sinkholes have opened up in a field above the route of the HS2 Chiltern Tunnel in Buckinghamshire.

HS2 has paused works at Colne Valley Viaduct to allow for “urgent remedial works” to be carried out inside the viaduct.

Timelapse footage shows Solihull-based demolition firm Armac removing a 4,000-tonne bridge over the M42 for HS2.

A round up of the best images from January.

A tunnel boring machine named Lydia finished digging a 853m long tunnel into HS2 Old Oak station.

The coroner who investigated the death of an HS2 worker last April has said in his report that “action should be taken to prevent future deaths”.

The Thame Valley Viaduct on HS2 is being built from giant precast blocks weighing up to 90 tonnes. Hamish Champ watches as this offsite manufacturing marvel is slotted together.

HS2 has completed the first 920-tonne deck span on the first precast segmental viaduct being built at the Delta Junction.

A selection of readers’ comments about news and issues in the industry from across the CIOB community.

Over 2,000 cubic metres of concrete were poured to create the first two 90-metre sections of the viaduct deck structure that will bring HS2 trains into Birmingham’s Curzon Street Station.

HS2 Ltd has approved the rollout of digital concrete testing following a successful trial with its main works contractor, Balfour Beatty Vinci (BBV).

The Eiffage, Kier, Ferrovial and BAM Nuttall joint venture (EKFB JV) and UK Caterpillar distributor Finning are using a smart plant approach on HS2 earthworks to save £25m.

After the government’s decision to cancel the HS2 northern leg, it’s imperative for businesses to carefully review their contractual obligations, termination clauses and audit procedures, writes Phil Caton.

The construction industry has reacted with disappointment to the primer minister’s announcement to axe the northern leg of HS2.

A selection of construction images from July and August.