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Master Degree Lecture "Smart Underground Space"

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Master Degree Lecture concerning the underground space. Why we have to care about the underground space ? What are the challenges ? How the Smart Technology could help to meet these challenges ?

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Master Degree Lecture "Smart Underground Space"

  1. 1. International Master Degree «Urban Engineering and Habitat » Course “Urban Soils and natural disasters” Scholar year 2016-2017 Smart Underground Space Professor Isam Shahrour Isam.shahrour@univ-lille1.fr
  2. 2. • Role of the Underground Space • Challenges of the Underground Space • Smart City Concept • Smart Underground Space Outline
  3. 3. Underground Space has a vital role in urban areas It hosts Urban Utilities Transport Infrastructures
  4. 4. Underground Space has a vital role in urban areas It hosts Water and Energy facilities Commercial and activities Centers
  5. 5. • Role of the Underground Space • Challenges of the Underground Space • Smart City Concept • Smart Underground Space Outline
  6. 6. Lifecycle management should be developed for major civil engineering projects. 1) Lifecycle management The use of the underground space requires heavy and high- cost infrastructures and facilities, which have to be managed using lifecycle approach
  7. 7. 1) Lifecycle management Planning Design Construction Exploitation how to ensure data and information transmission between stakeholders all over the lifecycle ? 4 major and complex stages for the use of the underground space
  8. 8. 1) Lifecycle approach Each stage is based on data and generates new data Planning Design Construction Exploitation • Urban environment • Subsoil (preliminary studies and investigations)
  9. 9. 1) Lifecycle approach Each stage is based on data and generates new data Planning Design Construction Exploitation • Urban environment • Subsoil (preliminary studies and investigations) • Advanced soil exploration (geophysics, field exploration, laboratory tests, hydraulic) • Output (AutoCad, BIM, plans, charts,..)
  10. 10. 1) Lifecycle approach Each stage is based on data and generates new data Planning Design Construction Exploitation • Urban environment • Subsoil (preliminary studies and investigations) • Data from soil excavation • Specific soil exploration • Soil treatment • Soil and Structure movement • Hydraulic parameters • Advanced soil exploration (geophysics, field exploration, laboratory tests, hydraulic) • Output (AutoCad, BIM, plans, charts,..)
  11. 11. 1) Lifecycle approach Each stage is based on data and generates new data Planning Design Construction Exploitation • Urban environment • Subsoil (preliminary studies and investigations) • Data from soil excavation • Specific soil exploration • Soil treatment • Soil and Structure movement • Hydraulic parameters • Exploitation data • Energy, water, air quality • Safety • Maintenance • Surveillance • Advanced soil exploration (geophysics, field exploration, laboratory tests, hydraulic) • Output (AutoCad, BIM, plans, charts,..)
  12. 12. 1) Lifecycle approach Questions : • How can we conserve, manage and use the data all over the lifecycle of the underground facility ? • Which tools should we develop for data analysis and visualization ? • How the GIS and BIM technologies could help ? • How we can combine these technologies ? The first part of the Smart Underground Space Development of integrated information system for the underground space projectq
  13. 13. This role was confirmed by the report «Underground Engineering for Sustainable Urban Development » of: • Committee on Underground Engineering for Sustainable Development, • Committee on Geological and Geotechnical Engineering, • Board on Earth Sciences and Resources Division on Earth and Life Studies National Research Council 2) Sustainability – Environment Integrated eco- friendly strategy for underground facilities ?
  14. 14. Underground Space has also a major environmental role store energy and water energy source Reduces traffic jams reduces energy consumption and greenhouse gas emission Reduces pressure on land use; increases green areas Environmental role
  15. 15. Planning Design Construction Exploitation • Eco Urban planning • Eco Geo- environmental 2) Sustainability – Environment Integrated eco- friendly strategy for underground facilities ?
  16. 16. Planning Design Construction Exploitation • Urban planning • Geo- environmental • Construction process – • Excavated soil re-use • Impact on the subsoil and water • Energy and water consumption 2) Sustainability – Environment Integrated eco- friendly strategy for underground facilities ?
  17. 17. Planning Design Construction Exploitation • Urban planning • Geo- environmental • Use of green technology • Reduction of water and energy consumption • Prevention of soil, water and air pollution • Treatment of excavated soil • Construction process • Excavated soil re-use • Impact on the subsoil and water • Energy and water consumption 2) Sustainability – Environment Integrated eco- friendly strategy for underground facilities ?
  18. 18. Preliminary studies Design Construction Exploitation • Urban planning • Geo- environmental • Use of green technology • Reduction of water and energy consumption • Prevention of soil, water and air pollution • Treatment of excavated soil • Reduction of Energy and Water Consumption • Air Quality • Local Energy production • Construction process • Excavated soil re-use • Impact on the subsoil and water • Energy and water consumption 2) Sustainability – Environment Integrated eco- friendly strategy for underground facilities ?
  19. 19. Questions : • How we can develop an integrated sustainability approach ? • How we can promote the use of this approach ? • What are the sustainability indicators for each phase ? • How we can determine and use these indicators ? 2) Sustainability – Environment
  20. 20. Safety in the underground space is more critical than in the surface space, because of the access restriction. Accidents could occur during the construction or exploitation stages. It concerns: • Structural instability, • water infiltration, • Fire, • Electrical outage, • Air contamination • Accidents 3) Resiliency, safety and risk management
  21. 21. 3) Resiliency, safety and risk management In some cases, an accident such as flood or fire could lead very quickly to serious damages to other systems of the underground space
  22. 22. Preliminary studies Design Construction Exploitation • Identification of the safety challenges (Indicators) • Integration of safety and resilience 3) Resiliency, Safety and risk management Integrated strategy for underground resiliency, safety and risk management?
  23. 23. Preliminary studies Design Construction Exploitation • Identification of the safety challenges (Indicators) • Integration of safety and resilience • Identification of the safety and resilience challenges (Indicators) • Integration of the Smart Technology in the safety issue … Real-time supervision and équipement control 3) Resiliency, Safety and risk management Integrated strategy for underground resiliency, safety and risk management?
  24. 24. Preliminary studies Design Construction Exploitation • Identification of the safety challenges (Indicators) • Integration of safety and resilience • Identification of the safety and resilience challenges (Indicators) • Monitoring of the soil-structure movement and hydraulic parameters • Interpretation of the excavation parameters • Use of historical and real – time data for safe and optimal management of the excavation process. • Identification of the safety and resilience challenges (Indicators) • Integration of the Smart Technology in the safety issue … Real-time supervision and équipement control 3) Resiliency, Safety and risk management Integrated strategy for underground resiliency, safety and risk management?
  25. 25. Preliminary studies Design Construction Exploitation • Identification of the safety challenges (Indicators) • Integration of safety and resilience • Identification of the safety and resilience challenges (Indicators) • Monitoring of the soil-structure movement and hydraulic parameters • Interpretation of the excavation parameters • Use of historical and real – time data for safe and optimal management of the excavation process. • Identification of the safety and resilience challenges (Indicators) • Real-time Monitoring of the space and equipment • Real-time control of the equipment • Decision based on real-time and historical data • Identification of the safety and resilience challenges (Indicators) • Integration of the Smart Technology in the safety issue … Real-time supervision and équipement control 3) Resiliency, Safety and risk management Integrated strategy for underground resiliency, safety and risk management?
  26. 26. Questions : • How to develop an integrated safety and resiliency approach? • How the Smart Technology could help in the implementation of this strategy ? • How to implement the Smart Technology in real case ? 3) Resiliency, Safety and risk management
  27. 27. To meet the challenges of the underground space, we innovative solutions Smart Solution: An inclusive system with advanced tools for data collection, storage, analysis, share and visualization Analysis of real-time and historical data enhances the optimal and safe management of the underground space.
  28. 28. • Role of the Underground Space • Challenges of the Underground Space • Smart City Concept • Smart Underground Space Outline
  29. 29. Internet Social network Smart City concept is based on Digital Technology
  30. 30. Measure Store Analyze Data transfer operate actions Each « Thing » • Identified • Geo-located Digital Technology: Internet of things
  31. 31. Smart Sensors
  32. 32. Real-time Use of digital technology in infrastructure monitoring See Analyze Understand Improve
  33. 33. System performances System Security Users involvement Resiliency The Digital Technology allows to improve
  34. 34. • Role of the Underground Space • Challenges of the Underground Space • Smart City Concept • Smart Underground Space Outline
  35. 35. Smart City PlatformInformation Sytem Asset Data (GIS) Analytics Wb servor communication • Users • Management staff • Technical staff • Academic Staff • Public Data transfert: • Wired • Wireless Monitoring • Buildings • Water Network • Energy network • Others Sensors data Users Alert Information Users data Open data • Weather • Traffic • Emergency Open data Architecture of the Smart System
  36. 36. Information system (IS) Asset data : Soils, structural elements; adjacent buildings; Electrical, mechanical equipment; maintenance information Soil and structure movement water flow and pressure Information on operating equipment and devices (electrical grid, ventilation, access control, air quality and fire equipment) Useful information: traffic, weather, urban activities and events (sport, spectacles...), density of users Information System
  37. 37. Data management Data management could use professional tools such as: • Geographic Information System (GIS) • Building Information Modelling (BIM). • Civil Information Modelling (CIM)
  38. 38. Implementation of the Smart system Designation of a Smart System Team with multidisciplinary skills Smart System Team Digital technology Data mining and analysis Civil - geotechnical engineering Mechanical and electrical engineering, Security and emergency Management
  39. 39. Implementation of the Smart system The SST should work with all services in order to understand their mission, data required and generated, its use and interaction with other services. The governance of the Smart System Team (SST) should be effective over all issues concerning the management and safety of the underground space.
  40. 40. Smart System Team Mission Integrate existing data and associated tools in the Smart System Platform. Establish with all services the smart monitoring program and the acquisition of related data Set the data access rights and share with other services. Share with services available tools (data analysis, data mining, engineering analytics and visualization tools) Training
  41. 41. Implementation of the Smart system The SST should establish clearly for each data a key actor (service) as well as the associated actors (services). The key actor is responsible for the data acquisition, verification and integration as well as its share with other services.
  42. 42. Implementation of the Smart system Each service should: • Dress up process tools and tools for the use of data for safety and optimal management. • Establish alerts and security measurement in case of any incident. • Share with other services any abnormal event and as well as strategies for the optimal management of the underground space.
  43. 43. Planning Design Construction Exploitation • Identification of parameters to be followed and controlled • Design of the monitoring system • Design of the Information System • Design of the control system • Construction of the Smart Platform (GIS, BIM, CIM,…) Smart System for underground space Work to conduct at each step
  44. 44. Planning Design Construction Exploitation • Data collection and transfer to the Information system • Use of Data for the control of the excavation process and environment • Performance analysis • Share of information • Identification of parameters to be followed and controlled • Design of the monitoring system • Design of the Information System • Design of the control system • Construction of the Smart Platform (GIS, BIM, CIM,…) Smart System for underground space Work to conduct at each step
  45. 45. Planning Design Construction Exploitation • Data collection and transfer to the Information system • Use of Data for the control of the excavation process and environment • Performance analysis • Share of information • Data collection and transfer to the IS • Use of Data for the control of the equipment, devices, environment • Performance analysis • Share of Data • Users information • Identification of parameters to be followed and controlled • Design of the monitoring system • Design of the Information System • Design of the control system • Construction of the Smart Platform (GIS, BIM, CIM,…) Smart System for underground space Work to conduct at each step
  46. 46. 1) Information system Asset data : • Soils, structural elements; • adjacent buildings; • Electrical, mechanical equipment; • maintenance information Dynamic data • Soil and structure movement • water flow and pressure Other information: • Traffic, • weather, • Urban activities • Users Operating Data • Electrical grid, • ventilation, • access control, • air quality • fire equipment • Water Data management Data management could use professional tools such as: • Geographic Information System (GIS) • Building Information Modelling (BIM). • Civil Information Modelling (CIM)
  47. 47. Smart system for the construction stage Challenges : • Construction in hazardous soils • Necessity to control the soil movement and deformations • Obligation to ensure the continuity of public services such as transport, water and energy supply and access to public and private spaces. These challenges led to the development of innovative technology: • Shield tunneling, micro-tunneling and soil improvement • Observational method, that uses monitoring to adapt the construction process to the soil response. • Early-warning decision support system of the underground construction using the Information Technology
  48. 48. Exploitation stage A comprehensive system for an integrated monitoring and control of : Electrical system electrical grid, substations, transformers, lighting and generators) Ventilation system: Air treatment, air quality control, pumping equipment and air distribution system Heating/cooling system, which is generally associated to the ventilation system Fire protection system. Access control and surveillance system Water system drinking water, storm water and sanitation
  49. 49. Smart System for the safety According to the type of the incident, the system should: • Ensure data and information transmission to services and authorities concerned by the incident. • Take appropriate actions through control devices and equipment (switches, valves, pumps,…) to confine the incident and ensure immediate emergency measurements. • Use data collected during the incident to enhance the underground space resiliency.
  50. 50. Conclusion The underground space has a major economic, social and environmental role Smart City concept allows development of a comprehensive system that uses digital technology and data throughout the underground space life for optimal and safe management of this space. Lifecycle management and safety require advanced monitoring and control systems for the soil, structural elements, mechanical, electrical and security equipment.
  51. 51. THANK YOU

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