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Civil engineering firm Barhale has completed the first shaft secondary lining in the central section of the Thames Tideway Tunnel, which means internal shaft work can begin. The Ferrovial Construction and Laing O’Rourke (FLO) joint venture is main contractor for the 12.7km central section of the 25km Thames Tideway Tunnel.

Eco-friendly concrete is being used in a pilot project designed to protect the port of San Diego in the USA from coastal flooding at the same time as creating a launch pad for sustainable aquaculture. ECOncrete will install 72 interlocking tidal pool armour units as part of a three-year project.

A new campaign to support allyship of the LGBTQ+ community within construction has been launched by Building Equality. The organisation has created a toolbox talk aimed at empowering colleagues across the industry to become active allies.

Krystal Hutchinson is an apprentice at BAM Construction, where nearly a third of all apprentices enrolled on the firm’s Level 4 apprenticeship programme are female. The proportion of women undertaking Level 4 apprenticeships, which cover construction management, site supervisors, quantity surveying and civil engineering, has risen from 20% to nearly 30% in four years.

Morgan Sindall has pushed an 11,000 tonne curved concrete box into place under the East Coast Main Line near Peterborough. The tunnel at Werrington, which will enable slower-moving freight trains to pass underneath the passenger route and use an adjacent line northwards, was installed over nine days.

Consultancy Buro Happold is leading a study into the use of high-temperature geothermal heat pumps that it hopes will provide low-carbon heat for maturing rum at a distillery in Cornwall. The Cornish Geothermal Distillery Company (CGDC) has won funding from the UK government’s Green Distilleries Competition for the study.