UK: Low Carbon Materials has participated in a trial project to build roads with lower embodied CO₂ emissions. The company supplied its ACLA carbon-negative aggregate for use in repairs to the M11 in Essex. National Highways has reported that CRH subsidiary Tarmac and Sweden-based construction firm Skanska also collaborated in the project.

National Highways’ research, development and innovation director Joanna White said "Solutions like this could have a real impact on our road to net zero carbon, so we are delighted that we have been able to accelerate the development of the product and get it on one of our roads for testing.”

Singapore: Malaysia-based YTL Corporation has concluded a conditional sale and purchase agreement for an 81% stake in NSL for US$169m. YTL Cement will launch a mandatory unconditional cash offer for all outstanding shares in NSL after completing the acquisition. NSL manufactures precast concrete components and operates an environmental services division.

US: CRH has acquired ready-mix concrete and aggregates producer Ary Corporation. The Commercial Observer newspaper has reported that Ary Corporation operates nine ready-mixed concrete plants and 25 aggregates sites, along with construction and paving services and seven asphalt plants.

CRH’s Americas Materials Solutions president, Scott Parson, said "We are delighted to welcome all Ary Corporation employees to the CRH family. The acquisition expands our existing footprint in Colorado and presents CRH with attractive opportunities for development and growth. As North America's leading integrated supplier of aggregates, asphalt, ready mixed concrete and construction services, we look forward to serving customers in Colorado with our unique combination of building materials, products and solutions."

US: Vulcan Materials has secured approval from the Texas Commission on Environmental Quality for its upcoming aggregates quarry in Comal County. The approval is based on the company’s water quality protection plan for the 607 hectare site situated in the Edwards Aquifer recharge zone, which supplies water to 2 million people. The plan involves the use of vegetation strips, berms and flood plain areas, while excavating a total 387 hectare (64%) of the site in nine successive stages.

Vulcan Materials said that it plans to operate the site in a ‘safe, socially and environmentally responsible’ manner, and will ‘protect and conserve’ water.