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Infrastructure projects

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Infrastructure projects

  1. 1. INFRASTRUCTURE PROJECTS OCTOBER 2009 Prepared By: Sura Al Shami WET UTILITIES DESIGN WORK STAGES HIP – Sharjah / Water & Power Business Group
  2. 2. Infrastructure Project – Wet Utilities Work CONTENTS • Brief Introduction • Stages of the Design Work • Open Discussion and Questions
  3. 3. Infrastructure Project – Wet Utilities Work INTRODUCTION • Infrastructure development projects refer to development of new or upgrading the existing development projects comprising of one or more of the land use types like residential, commercial, recreational and industrial etc.
  4. 4. Infrastructure Project – Wet Utilities Work Airport Plot Development – Abu Dhabi
  5. 5. Infrastructure Project – Wet Utilities Work Land Development Survey & Investigation Master Planning Grading Plans & Earth Work Design Roads Design Design of Utilities Dry Utilities Wet Utilities Power Telecom Street Lighting Water Supply Foul Drainage Storm Water Irrigation Fire Fighting
  6. 6. Infrastructure Project – Wet Utilities Work Master Planning Support & Data Collection Concept Design Preliminary Design Detail Design Tender Construction, Supervision, Commissioning and Handing over (not covered) Review & Approval from Client and related Authorities Infrastructure development project comprise of the following stages
  7. 7. Infrastructure Project – Wet Utilities Work STAGE 1: Master Planning Support and Data Collection • Collection and review of all the available data including topographic maps, geological maps, existing land use, climatic data and existing utilities etc. • Preparation of existing utilities inventory including (data collection, review and site appraisal, utility authority liaison - RFI’s) • Assessment for the condition and loads on the existing facilities and identify requirements for upgrade, diversion, protection…etc • Demands assessment for the new development under consideration. • Preparation and submission of an Inception Report for client review and approval
  8. 8. Infrastructure Project – Wet Utilities Work Survey Data
  9. 9. Land Use Layout Infrastructure Project – Wet Utilities Work
  10. 10. Infrastructure Project – Wet Utilities Work Land Use Summery Tables
  11. 11. Infrastructure Project – Wet Utilities Work Existing Irrigation System from Agriculture Dept
  12. 12. Infrastructure Project – Wet Utilities Work STAGE 2: Concept Design • Development of design strategy and options. • Evaluation of alternatives and cost estimate analysis. • Setting up the Utilities Design Standards and Criteria. • Fixing of the utility corridors for different ROWs of roads as per the services authorities requirements. • Preparation of utilities concept design drawings including the preliminary size and locations of the primary infrastructure (reservoirs, pumping stations, RO and STP plants, sub stations etc) and concept network layouts • Preparation and submission of Concept Design Report
  13. 13. Infrastructure Project – Wet Utilities Work Utilities Corridors
  14. 14. Infrastructure Project – Wet Utilities Work Concept Layout for SW Network
  15. 15. Infrastructure Project – Wet Utilities Work STAGE 3: Preliminary Design • Firming up the systems layout plans. • Hydraulic design and sizing of systems (usually by means computer programs for hydraulic design and analysis). • Preliminary civil, M&E and structural design of primary structures like reservoirs, pumping stations etc and setting up the design parameters for RO plants and STP. • Preparation of preliminary drawings (Layouts and Details) • Quantity survey and preliminary cost estimates. • Preparation of Preliminary Design Report
  16. 16. Infrastructure Project – Wet Utilities Work Preliminary Layout for Foul Network
  17. 17. Infrastructure Project – Wet Utilities Work STAGE 4: Detail Design • Finalization of the layout in exact corridor • Conflict resolution with other services • Final hydraulic design and systems sizing • Preparation of manhole schedules and profiles • Detailed civil, M&E and structural designs for LS, PS, tanks and Reservoir. • Preparation of final detailed drawings • Preparation of a Detailed Design Report
  18. 18. Infrastructure Project – Wet Utilities Work Manhole Schedule
  19. 19. Infrastructure Project – Wet Utilities Work Longitude Profile
  20. 20. Infrastructure Project – Wet Utilities Work STAGE 5: Tender • Quantity surveys and preparation of Bill of Quantities. • Preparation of technical specifications. • Specialty equipments or items, such as packaged STP or RO plants • Preparation of Tender Documents. • Invitation for Tenders
  21. 21. Infrastructure Project – Wet Utilities Work BOQs Example
  22. 22. Infrastructure Project – Wet Utilities Work Invitation to Tenderers Example
  23. 23. Infrastructure Project – Wet Utilities Work Open Discussion and Questions

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