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Results Showing 150 - 179 of 179 results

  1. 17 September 2020 - Technical Paper

    Designing and assuring the UK’s largest ever human remains reburial programme

    The reburial programme on HS2 Phase One is unprecedented: never has an engineering project been faced with the challenge of such numbers of buried human remains to remove, look after…

  2. 17 September 2020 - Technical Paper

    Temporary access road optioneering and cost analysis

    High Speed Two (HS2) Lots C2 and C3 covers a section approximately 80km long between the Chilterns and Warwickshire. To enable construction of these sections, it was identified that a…

  3. 17 September 2020 - Technical Paper

    Infraworks models to assist with construction sequencing and planning

    Autodesk Software package InfraWorks is a 3D Infrastructure planning and design tool which is being used to model specific areas of the High Speed Two (HS2) proposed route and the…

  4. 17 September 2020 - Technical Paper

    Design of Chiltern Tunnel South Portal

    The tunnel portal structures to each end of the Chiltern Tunnel are the first example of high-speed rail porous portal structures in the UK. Porous portals exist in other countries…

  5. 17 September 2020 - Technical Paper

    Integrated design development of the Colne Valley Viaduct

    The Colne Valley Viaduct, a 3.4km structure, will be the longest railway viaduct in the UK and has been designed to meet demanding technical, environmental and operational requirements. A key…

  6. 17 September 2020 - Technical Paper

    Design of Chiltern Tunnel and ventilation shaft interfaces

    The Chiltern Tunnel will be the longest tunnel on Phase One of High Speed Two (HS2). As part of the safety systems it is necessary to be able to provide…

  7. 17 September 2020 - Technical Paper

    Establishing best practice whole-life carbon baselines for Phase One of HS2

    Reducing carbon emissions from infrastructure delivery is key to achieving national carbon emission reductions and is fundamental to addressing the global challenge of climate change. There is also a compelling…

  8. 17 September 2020 - Technical Paper

    Delivering a climate change resilient railway

    Resilience is core to being a good business. One of the greatest risks that businesses face is adapting to climate change. HS2 is mitigating climate change by reducing its emissions,…

  9. 17 September 2020 - Technical Paper

    Design optimisation and challenges with the deepest shaft on HS2

    This paper describes the design development of the deepest ventilation shaft along the C1 alignment - Chalfont St Peter Ventilation Shaft. The developed design solution was a 17.8m internal diameter,…

  10. 17 September 2020 - Technical Paper

    Using 3D models and BIM for the Chiltern Tunnel Design

    Building Information Modelling (BIM) has been adopted for the design and build of the 16km Chiltern TBM Tunnel as part of the High Speed Two (HS2) project. A complete set…

  11. 17 September 2020 - Technical Paper

    Reducing the impact of diverting a 42-inch water main

    High Speed Two (HS2) intersects utility company networks throughout its length. Utility works are an important factor when planning and carrying out infrastructure projects, and similar diversionary works are likely…

  12. 17 September 2020 - Technical Paper

    Predicting sound levels generated by jet fan ventilation systems in tunnels

    The operation of jet fans to ventilate tunnels generates sound that propagates within the tunnels, and can be emitted to external locations, which may include noise-sensitive receptors. To achieve suitable…

  13. 17 September 2020

    Mathematical modelling of cross passage spacing in tunnels

    Mathematical modelling of safety risk has a new resonance in the modern world. Government policy is driven by decisions based on current data, models of growth and impact of alternative…

  14. 17 September 2020 - Technical Paper

    HS2 Interchange Station: An exemplar project for integrating safe by design principles

    HS2 has set strategic goals in health and safety to create a railway designed, built and operated to world class standards creating a legacy of new and better standards in…

  15. 17 September 2020 - Technical Paper

    Ground Heave in Deep Cuttings: Evolution From Generic to Specific Models to Enable Refinement of a Risk Management Strategy

    The route of the UK’s High Speed Rail network traverses the hilly terrain of the south midlands of England on a low, flat, straight alignment. Creating this alignment requires the…

  16. 17 September 2020 - Technical Paper

    HS2 Interchange Station – Innovative Roof Design: An exemplary project on Integrated Design Team collaboration and the use of advanced Digital Workflows

    The design of the roof at Interchange station embodies the HS2 Design Vision. It is both a conceptual response to its site’s rural context and a demonstration of how integrated…

  17. 17 September 2020 - Technical Paper

    Digital mapping of environmental significant effects on HS2 Phase 2a

    Protected species constraints are an early consideration for nearly every development project, and where impacts cannot be avoided mitigation licensing is a legal requirement. HS2 Ltd are the licensee for…

  18. 17 September 2020 - Technical Paper

    Innovative ground data management

    Engineering geologists and geotechnical engineers need the right tools to efficiently investigate, analyse, model and share their geological understanding of expected ground conditions with the wider project team as and…

  19. 17 September 2020 - Technical Paper

    Minimising carbon emissions at HS2 Phase One Stations

    The High Speed Two (HS2) Sustainability Policy sets out the programme’s ambition to build the most sustainable high-speed railway of its kind in the world. The Phase One stations are…

  20. 17 September 2020 - Technical Paper

    Rethinking inclusive public toilets for HS2: Research evaluation and design to set an exemplar standard and best practice to meet the needs of multiple user groups

    High Speed two (HS2) believes that an inclusive design approach will make the network easier for everyone to use. The design of stations and rolling stock will be based around…

    Supporting materials

  21. 17 September 2020 - Technical Paper

    Bridging the gap between drainage design and BIM modelling

    The design of the civil engineering works in High Speed Two (HS2) is a good example of what can be achieved when the Building Information Modelling (BIM) process is embraced.…

  22. 17 September 2020 - Technical Paper

    Development of the Streethay Cutting Design: From Retained to Open Cut

    Streethay Cutting is a 2.5km long cutting that lies approximately 1km to the east of Lichfield, Staffordshire. It is at the northern part of HS2 Phase One, beyond which the…

  23. 17 September 2020 - Technical Paper

    Managing uncertainty in ground conditions in design on a megaproject where ground investigation is highly variable

    Ground conditions present one of the major areas of uncertainty and risk for High Speed Two (HS2) Phase One and have a significant impact on project affordability. The ability to…

  24. 17 September 2020 - Technical Paper

    Colne Valley Viaduct – developing a successful specimen design

    The High Speed Two (HS2) Phase One route passes through a diverse and continuously changing British landscape. Structures along the route should be designed and constructed to respond to this…

  25. 17 September 2020 - Technical Paper

    Chiltern Tunnel cross passage durability design – response to challenges

    The High Speed Two (HS2) Chiltern Tunnel will contain 40 cross passages (CPs), 38 of which are mined tunnels based on sprayed concrete lining (SCL) design. The Chiltern Tunnel and…

  26. 16 September 2020 - Technical Paper

    HS2 track alignment change process through collaboration

    In every high-speed railway project, the track alignment is one of the most, if not the most, critical element of design. The alignment is the basis that the rest of…

  27. 15 September 2020 - Technical Paper

    Minimisation of spoil to landfill from a collaborative approach to re-use on site

    The High Speed Two (HS2) affordability challenge launched in November 2018 was the springboard to new ideas to change the scheme in the West Ruislip area. The idea was named…

  28. 15 September 2020 - Technical Paper

    Innovative passive smoke control in Copthall Tunnel

    This paper describes a ventilation concept for Copthall tunnel which allows this 600m long tunnel to be naturally ventilated to control pressures, temperatures and control smoke in the event of…

  29. 1 September 2020 - Technical Paper

    An automated digital method for the assessment of crosswind safety for the HS2 route

    Strong crosswinds have been known to overturn trains. High-speed trains can be especially at risk because the higher the train speed, the lower the critical wind speed at which overturning…