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UK Aecom

Country: United Kingdom
23 Projects, page 1 of 5
  • Funder: UK Research and Innovation Project Code: NE/M008169/1
    Funder Contribution: 49,669 GBP

    The increased frequency of extreme weather events associated with climate change results in the increased risk of surface water (pluvial) flooding, posing a great threat to the integrity and function of critical urban infrastructure. During the winter of 2013/14 twelve major winter storms occurred resulting in more than 5,000 homes, businesses and infrastructure being flooded in southern England. Green infrastructure, in the form of Sustainable Urban Drainage Systems (SUDS), has been proposed as a potential measure that is likely to have a significant effect on flood risk in urban environments. However, despite their multifunctional benefits, SUDS often fail the feasibility criteria of Flood Risk Management (FRM) cost-benefit assessment. The Environment Agency (EA) highlighted a number of knowledge gaps concerning the cost and benefits of large-scale SUDS retrofitting schemes, in particular the data to remove uncertainties concerning the economic appraisal of innovative solutions. The scientific community and engineering consultants have also recognised the importance of utilising vegetation to enhance urban water management by delivering a range of essential services to towns and cities and supporting urban adaptation to climate change. The Climate-KIC funded Blue Green Dream (BGD) project gathered eminent partners to develop tools for assessing the interactions between urban water (blue) systems and vegetated (green) areas and hence maximise the multifunctional benefits of so-called Blue Green Solutions (including SUDS). Building on that research, this project will assign green infrastructure interventions as assets by progressing knowledge and understanding of the ability of Blue Green Solutions to provide cost-beneficial Flood Risk Management services. This will be achieved by brining together the expertise from three BGD project partners - Imperial College London, Deltares and AECOM, supported by the EA Water London Team. The Decoy Brook sub-catchment in London Borough of Barnet will be used as a case study for: a) mapping of Blue Green Solutions for infrastructure protection using the Adaptation Support Tool; b) improving the cost-benefit assessment of SUDS by quantifying multifunctional benefits of innovative Blue Green Solutions; and c) producing an advanced tool for full cost-benefit analysis of the proposed SUDS retrofitting scheme in compliance with the Flood Risk Management assessment. This will enable the EA to transparently and objectively assess Blue Green Solutions against the broad range of benefits. In addition, it will provide AECOM an example of a robust business case for utilising SUDS/Blue Green Solutions to protect infrastructure that addresses the reduction in the levels of uncertainty associated with the results from such analyses. Outputs from this project will be used to provide evidence to the Greater London Authority on the development of a pan London approach to delivering sustainable drainage systems. In addition, more accurate and robust valuing of SUDS and demonstrating the full return on each pound invested will enable EA's SUDS retrofit projects to compete on an equal footing for Flood and Coastal Erosion Risk Management Grant in Aid funding.

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  • Funder: UK Research and Innovation Project Code: EP/P033679/2
    Funder Contribution: 182,090 GBP

    The built environment is estimated to account for around 50% of all carbon emissions. About 10% of global GDP is generated by the construction industry, which creates and maintains our built environment. Recent success in reducing operational energy consumption and the introduction of strict targets for near-zero energy buildings mean that the embodied energy will soon approach 100% of total energy consumption. The importance of this fundamental shift in focus is highlighted by the analysis of recently constructed steel and concrete buildings, in which it was demonstrated that embodied energy wastage in the order of 50% is common. Inefficient over-design of buildings and infrastructure must be tackled to minimise embodied energy demand and to meet future energy efficiency targets. The UK Government has set out its ambition to achieve 50% lower emissions, 33% lower costs, and 50% faster delivery in construction by 2025. These ambitious targets must be met at the same time as the global construction market is expected to grow in value by over 70%. Achieving growth and minimising embodied energy will require a step change in procurement, design and construction that puts embodied energy at the centre of a holistic whole-life cycle design process. The global population is expected to grow to 9.7billion by 2050, with 67% of us living in cities. China alone will add 350 million people to its urban population by 2030. Yet Europe's and Japan's population will both be smaller in 2060 than they are today, and the total population of China is expected to fall by 400million between 2030 and 2100. Depopulation of cities will occur alongside reductions in total populations for some countries. This presents a complex problem for the design of the built environment in which buildings and infrastructure constructed today are expected to be in use for 60-120 years: providing structures that are resilient, healthy, and productive in the medium term, but demountable and potentially reusable in the long term. The targeted feasibility studies of this proposal will be vital in ensuring that this can be achieved. We have identified a series of areas where feasibility studies are essential to define research needs to enable significant energy savings in the construction industry before 2025. We will identify a series of 'low-hanging fruit' research areas, in priority order, for embodied energy savings, and work with our industrial partners to develop feasible pathways to implementation in the construction industry.

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  • Funder: UK Research and Innovation Project Code: EP/P033679/1
    Funder Contribution: 200,938 GBP

    The built environment is estimated to account for around 50% of all carbon emissions. About 10% of global GDP is generated by the construction industry, which creates and maintains our built environment. Recent success in reducing operational energy consumption and the introduction of strict targets for near-zero energy buildings mean that the embodied energy will soon approach 100% of total energy consumption. The importance of this fundamental shift in focus is highlighted by the analysis of recently constructed steel and concrete buildings, in which it was demonstrated that embodied energy wastage in the order of 50% is common. Inefficient over-design of buildings and infrastructure must be tackled to minimise embodied energy demand and to meet future energy efficiency targets. The UK Government has set out its ambition to achieve 50% lower emissions, 33% lower costs, and 50% faster delivery in construction by 2025. These ambitious targets must be met at the same time as the global construction market is expected to grow in value by over 70%. Achieving growth and minimising embodied energy will require a step change in procurement, design and construction that puts embodied energy at the centre of a holistic whole-life cycle design process. The global population is expected to grow to 9.7billion by 2050, with 67% of us living in cities. China alone will add 350 million people to its urban population by 2030. Yet Europe's and Japan's population will both be smaller in 2060 than they are today, and the total population of China is expected to fall by 400million between 2030 and 2100. Depopulation of cities will occur alongside reductions in total populations for some countries. This presents a complex problem for the design of the built environment in which buildings and infrastructure constructed today are expected to be in use for 60-120 years: providing structures that are resilient, healthy, and productive in the medium term, but demountable and potentially reusable in the long term. The targeted feasibility studies of this proposal will be vital in ensuring that this can be achieved. We have identified a series of areas where feasibility studies are essential to define research needs to enable significant energy savings in the construction industry before 2025. We will identify a series of 'low-hanging fruit' research areas, in priority order, for embodied energy savings, and work with our industrial partners to develop feasible pathways to implementation in the construction industry.

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  • Funder: UK Research and Innovation Project Code: NE/S003347/1
    Funder Contribution: 388,699 GBP

    In recent years, Malaysia has experienced a number of landslide disasters resulting from extreme tropical rainfall. Landslides have occurred in several parts of Malaysia, such as Paya Terubong (Penang), Highland Towers (Kuala Lumpur), Hulu Langat and Pos Dipang (Perak). These landslides cost millions of pounds of property loss and hundreds of lives. On 21 October 2017, 11 workers were killed in a landslide at a construction site on Malaysia's Penang Island. The October 2002 landslide in Kuala Lumpur which completely destroyed several houses and killed six members of a family and the 2011 Hulu Langat landslide, where 15 children and a caretaker in an orphanage were killed are still in the public's memory. Population increase and subsequent urbanization have demanded the development of new residential and areas and roads in mountainous areas where there is an increased risk of slope failures. Malaysia's population is projected to rise to 41.5 million by 2040, up from 28.6 million in 2010. This proposal will produce a qualitative hazard map delineating areas prone to landslides in the Langat River Basin, Peninsular Malaysia. The hazard map will identify landslide-prone areas, including expected changes in landslide susceptibility as a result of climate change. Langat River Basin is most urbanized river basin in Malaysia. Important conurbations include towns such as Cheras, Kajang, Bangi and Putrajaya (the administrative capital of Malaysia). The basin has an area of about 2350 km2. The area has been experiencing numerous landslides disasters and has been identified by the Malaysia Public Work Department in its National Slope Master Plan Study as landslide-prone area. The proposal will involve close collaboration with the Public Works Department and the National Disaster Management Agency in Malaysia and several industrial partners to ensure the adaptation of the proposed map in practice.

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  • Funder: UK Research and Innovation Project Code: EP/P010415/1
    Funder Contribution: 101,080 GBP

    All surface and buried infrastructure have a limited safe life and it is vital to evaluate their condition and structural integrity during their service life to avoid potential catastrophic failure due to their deterioration. Accurate assessment of infrastructure's condition is of significant financial and strategic importance and allows better resources planning. The research presented in this proposal offers an innovative solution in the form of a unified framework to assess and evaluate the condition and structural integrity of both underground utility and surface transportation infrastructure, and its surrounding ground, by means of combining physical non-destructive testing and numerical modelling. The physical tests will be used to generate necessary data for the damage detection algorithm. The numerical simulation involves a hybrid back-calculation algorithm based on integration of finite element analysis and a novel evolutionary computing technique. The proposed numerical approach will be able to capture the non-linear and complex behaviour of both the ground and the buried utility and detect damage in infrastructure by characterising reduction in the constitutive properties of the finite element model of the system between two time-separated inferences. The proposed framework in this project will provide sufficient information on mechanical and structural condition of a system and will enable asset managers to make informed decisions with respect to what, where, when and how interventions are required with emphasis on structural stability and integrity of the infrastructure.

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