Environmental Management
The policies, procedures and tools for management of environmental impact of a project
Environmental Management Resources
Resources include papers, videos, research summaries and good practice documents produced by authors from across the HS2 Family to capture learning, good practice and innovation from the HS2 programme
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HS2 design approach to green infrastructure
This paper explores the challenges of fragmentation of green infrastructure (GI) and sustainable design solutions to preserve, defragment and strengthen GI. These approaches are explained through a series of HS2 examples of multi-functional green bridges and viaducts. The HS2 case studies used are the Calvert Green Bridges, Edgcote Viaduct and Balsall Common Viaduct. The paper…
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Monitoring the quality of surface water during the HS2 Enabling Works, Area South
Many watercourses in London are historically culverted and built over. The main watercourses that needed to be monitored during the High Speed Two (HS2) Enabling Works Contract (EWC) were between West Ruislip and Newyears Green. To ensure water quality was not affected by construction works, a risk-based monitoring strategy was designed for the western watercourses…
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CSjv approach to land quality, materials and waste
The approach that Costain Skanska joint venture (CSjv) took to meet environmental standards and requirements on High Speed Two (HS2) was highly successful and a result of excellent initial understanding and planning in the early phases of the enabling works. This paper focuses on land quality management, regarding which CSjv took the rare decision to…
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Decarbonising the EWC
Carbon management on the High Speed Two (HS2) Enabling Works Contract (EWC) was the first of its kind for the industry: it was one of the first projects to request PAS 2080 certification, achieving it in 2019. In total, carbon savings of over 4800 tonnes of CO2e were delivered through the decarbonisation of operational activities.…
