Dia 1:Ativando obras no parque olímpico,Jan Hellings, Jan Hellings & Associates Ltd_UK

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Apresentação realizada na feira RWM Brasil, 2013

Apresentação realizada na feira RWM Brasil, 2013

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  • 1. Enabling works at the Olympic Park: Effectively delivering the preparation of the construction site for the London 2012 games Dr Jan Hellings Dr Jan Hellings & Associates Ltd Formerly Project Sponsor Olympic Delivery Authority London October 1st 2013
  • 2. SUMMARY OF PRESENTATION • • • • • • • • • Taking possession of the Olympic Park site Site investigation Ground/water considerations Clean-up (Remediation) process Typical contaminants Treatment options Materials movement & management Photos Lessons learned 2 Olympic Delivery Authority
  • 3. LOCATION OF 2012 OLYMPIC VENUES 3 Olympic Delivery Authority
  • 4. OLYMPIC PARK SITE - BEFORE 4 Olympic Delivery Authority
  • 5. TAKING POSSESSION OF THE OLYMPIC PARK SITE • The assembly of a 250 hectare site is one of largest Compulsory Purchase Orders to have taken place in the UK. • 2,200 land ownerships to acquire • Approximately 200 businesses relocated • 98% of the 4,750 jobs secured • Over 140,000 square metres of development space, including three new LDA business parks constructed in areas adjacent to the Park 5 Olympic Delivery Authority
  • 6. PLANNING PERMISSIONS 6 Olympic Delivery Authority
  • 7. SITE PLAN 7 Olympic Delivery Authority
  • 8. Site Investigation Statistics No. of Intrusions Total metres sampled and tested Geotech and contam boreholes 880 30,800 Contam specific boreholes 390 5,850 Window samples (contam specific) 930 5,580 Trial pits (geotech and contam) 600 2,400 2,800 44,630 TOTALS 8 Olympic Delivery Authority
  • 9. Plan of Olympic Park Site Investigation 9 Olympic Delivery Authority
  • 10. Site Preparation Life Cycle Global Remediation Strategy Approvals Site Specific Remediation Strategy Vacant Possession Site Investigation River Walls Utility inputs Invasive Species Construction Roads and Bridges (abutments) Demolition Remediation Method Statements (RMS) Target = 95% re-use Remediation Bulk Earthworks Mechanical Separation Soil Washing 10 Olympic Delivery Authority Bioremediation Stabilisation Target = 85% re-use Handover to Venue Contractor
  • 11. Conceptual Site Model – Risk Driven Remediation 11 Olympic Delivery Authority
  • 12. 12 Olympic Delivery Authority
  • 13. Treatment Methods Soil Washing North Plant (100 tph) CZ 5b; looking east the fine sands hydraulic separation and output conveyor in foreground Soil Washing Sout); looking at sludge (fines at 15 tph *2) dewatering filter press 13 Olympic Delivery Authority Soil Washing North Plant (100 tph) CZ 5b; looking north to fines separation and beyond to Coarse fraction washing. Soil Washing South (75 tph *3); looking north towards the two soil washing plants in cZ4. Note washed gravel output in left foreground
  • 14. Treatment Methods Mobile Soil Stabilisation Plant set up for Treatment Trials (45t/hr) prior to Main Equipment being Mobilised Bioremediation Pile Cells Aeration, Leachate and irrigation pipe systems being established beneath bio-piles 14 Olympic Delivery Authority Aerial view of site prior to start of projectfiled prior to Bioremediation Pile Cells being Soil Stabilisation Plant in South Treatment Centre (60t/hr) Aeration, Leachate and irrigation systems being established, pipe work still to be connected
  • 15. Treatment Methods Complex Screening Plant setup in North of the Park In-situ Soil Mixer utilising Cement and/or lime to allow geotechnical soil parameter improvement 15 Olympic Delivery Authority Unsorted Landfill Materials at Complex Screening Plant
  • 16. Treatment Centre Locations • Two treatment centres established – one in the north and one in the south • Each treatment centre has several treatment processes available • Flexibility of approach and competition between treatment methods is encouraged • Five soil washing plants at site. • Soil stabilisation • Bioremediation cell pads constructed 16 Olympic Delivery Authority
  • 17. • Materials Total approximately (2.5 Million m3) • Demolition (500,000m3) • Excavated Soil (1.8 Million m3 cut of which 820,000m3 treated ) • Tunnelling soil (approximately 200,000m3) 17 • Beneficial and optimal reuse strategies • General fill (approximately 50% untreated) • Separation layer (approximately 50%) •Base coarse and sub-base •Selected engineering fill Olympic Delivery Authority
  • 18. Materials Balance – Enabling Works Washed Gravels Sludge 18 Olympic Delivery Authority Washed Sands Waste
  • 19. Demolition of Tower Blocks on CZ6b, Clays Lane 19 Olympic Delivery Authority
  • 20. Demolition of warehouse/office building 20 Olympic Delivery Authority
  • 21. Oblique photo looking North 21 Olympic Delivery Authority
  • 22. STADIUM SITE MID 2007 22 Olympic Delivery Authority
  • 23. OLYMPIC PARK LOOKING NORTH – JULY 2008 23 Olympic Delivery Authority
  • 24. OLYMPIC PARK LOOKING NORTH – AUGUST 2008 24 Olympic Delivery Authority
  • 25. OLYMPIC PARK LOOKING NORTH – NOVEMBER 2008 25 Olympic Delivery Authority
  • 26. OLYMPIC PARK LOOKING NORTH – MID 2009 26 Olympic Delivery Authority
  • 27. PARK VIEW LOOKING SOUTH – MID 2008 27 Olympic Delivery Authority
  • 28. PARK VIEW LOOKING SOUTH – November 2008 28 Olympic Delivery Authority
  • 29. PARK VIEW LOOKING SOUTH – MID 2009 29 Olympic Delivery Authority
  • 30. AQUATICS SITE – MID 2008 30 Olympic Delivery Authority
  • 31. AQUATICS SITE – MID 2009 31 Olympic Delivery Authority
  • 32. AQUATICS ROOF – NOV 2009 32 Olympic Delivery Authority
  • 33. LOOKING SOUTH – DEC 2011 33 Olympic Delivery Authority
  • 34. PARK – GAMES MODE 34 Olympic Delivery Authority
  • 35. AQUATICS COMPLEX 35 Olympic Delivery Authority
  • 36. VILLAGE - LEGACY 36 Olympic Delivery Authority
  • 37. MAIN STADIUM 37 Olympic Delivery Authority
  • 38. THE QUEEN LEAVES BUCKINGHAM PALACE WITH JAMES BOND FOR THE OPENING CEREMONY 38 Olympic Delivery Authority
  • 39. THE QUEEN PARACHUTES INTO THE STADUIM – OPENING CEREMONY 39 Olympic Delivery Authority
  • 40. OPENING CEREMONY
  • 41. 41 Olympic Delivery Authority
  • 42. THE LEGACY FRAMEWORK FOR THE PARK • • • • • • 42 Olympic Delivery Authority 110 ha open space Development platforms comprising > circa 950,000 sqm development 4,000 new housing units within the village (> 9,000 overall) Major investments in waterways, rims, park edges Venues transformed for legacy Provides strong basis for further development
  • 43. 43 Olympic Delivery Authority
  • 44. CLOSURE The 2012 London Olympic and Paralympic Games were a great success. We engineers can do the ‘impossible’! Muito obrigado jan@janhellings.com 44 Olympic Delivery Authority