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Results Showing 1 - 30 of 54 results

  1. 22 September 2020 - Technical Paper

    Technical evidence for a non-technical audience

    This paper shares experience of technical evidence production as part of the High Speed Two (HS2) Phase 2a project, which led to successful outcomes for the Promoter at House of...

  2. 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...

  3. 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...

  4. 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...

  5. 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,...

  6. 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...

  7. 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...

  8. 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...

  9. 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...

  10. 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...

  11. 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...

  12. 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...

  13. 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

  14. 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...

  15. 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....

  16. 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...

  17. 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...

  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

    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...

  20. 12 October 2020 - Technical Paper

    Birmingham Curzon Street Station: A 21st Century Station Roof

    Birmingham Curzon Street Station is the planned new northern terminus for Phase One of High Speed Two (HS2), located in the city centre of Birmingham. The Curzon Street Station roof...

  21. 30 November 2020 - Technical Paper

    Advances in Engineering Survey Grid Transformations for Rail Infrastructure

    This paper provides a summary of innovative approaches developed on Snake Projection coordinate transformations that maximise data interoperability and compatibility within CAD, GIS and survey software and systems. The project’s...

  22. 24 February 2021 - Technical Paper

    Aerodynamic design of HS2 tunnels

    The aerodynamic design of HS2 tunnels has been achieved through balancing the civils design with the specification of the required aerodynamic characteristics of the rolling stock, resulting in smaller, more...

  23. 7 October 2021 - Technical Paper

    Health and safety by design: managing risk on Enabling Works

    High Speed Two’s (HS2’s) aspiration is to manage health like safety. The Enabling Works South contractor approached this is by incorporating safety and health risks in a master register, coded...

  24. 7 October 2021 - Technical Paper

    Health & safety improvement: safety culture management

    This paper gives an overview of the learning that Costain Skanska joint venture (CSjv) has embedded through the deployment of a safety culture measurement tool over a period of three...

  25. 29 September 2021 - Technical Paper

    Implementing remote site inspections

    During the first Covid-19 lockdown starting in March 2020, construction on High Speed Two (HS2) continued. In order to enable safe working practices on site, social distancing and protection of...

  26. 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...

  27. 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...

  28. 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...

  29. 22 September 2020 - Technical Paper

    Shallow TBM launch of the Northolt Tunnel West TBMs at West Ruislip

    Launching tunnel boring machines (TBMs) from a station box or launch shaft is a delicate operation that requires careful planning to maintain safety. Seven TBMs excavate the tunnels on HS2...

  30. 22 September 2020 - Technical Paper

    Broadening our horizons: implementing the Historic Environment Strategy for HS2 Phase One

    This paper discusses the implementation of the Historic Environment Research and Delivery Strategy (HERDS) for High Speed Two (HS2) Phase One, London to Birmingham. It discusses the question-led approach to...