Cofferdam Rehabilitation & Water Intake Structure Project

Within the framework of the project, the following works were performed and handed over:
  • Underwater Soil Replacement
  • Ground Improvement
  • Revetment Works
  • Construction of Wave Wall
  • Laying of 1525x20mm casing pipes under the existing
    cofferdam in two places
  • Dredging of the seabed to the dimensions and levels
    specified in the project
  • Extension of 1525x20mm casing pipes to the sea in two
    double lines
  • Installation of 36 piles made of D426x11mm pipe on the seabed
    in the dimensions given in the project
  • Installation of I-Beam profiles on the underwater piles
  • Lowering and installation of RC-3 and RC-4 concrete sections
  • Underwater connection of RC-3 and RC-4 concrete sections
    with casing pipes
  • Lowering and installation of RC-1, RC-2 and RC-5 concrete
    sections;
  • Jet grout pumping under the concrete;
  • Filling of stones in accordance with the project and
    construction of a cofferdam on the pipes;
  • Welding of HDPE 1200mm, PN16 pipes and into casing pipes