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OFFSHORE PIPELINES AND PUMP HOUSE FOR THE DESALINATION PLANT IN THE REGION OF ERONGO (NAMIBIA)

Underwater pipelines-p

  • Start Date / End Date: 2012
  • Place: REGION OF ERONGO, NAMIBIA
  • Scope: Basic Tender Project Design
  • Description:

    Intake and outfall pipelines and pump house for a new desalination plant as well as coastal protection.

    Pipelines: Design conditioned by the rocky nature of the sea bed and the rough sea à horizontal directional drilling (HDD) for most of the pipeline route.

     

    INTAKE

    OUTFALL

    Material

    PE 100, solid wall

    No. pipelines

    2

    2

    Outside diameter (mm)

    1200

    1000

    Length (m)

    Total

    HDD

    2 x 1863 = 3726

    2 x 1807 = 3614

    1296 + 1176 = 2472

    1180 + 1060 = 2240

    Maximum flow rate (m3/h)

    8690

    8690 / 4860 (operation)

     

        •   Precast concrete intake structure
        •   100 m diffuser section, 2 outlet ports every 20 m (12 ports in all)

    Pump house: 6 filter channels and

    6 pumps (Q = 1930 m3/h)  Hydraulic, shape, structure and construction method design.

     

     


 IMAGES OF THE PROJECT

 

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