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NGEST – Works Completion Contract, North Gaza WWTP

NGEST – Works Completion Contract, North Gaza WWTP

Key facts

Capacity
35,600 m³/day (ultimate design)
Treatment process
Activated sludge with nitrogen removal
Sludge / energy
Two anaerobic digesters; biogas covering about 60% of plant power demand
Scope
Completion of the remaining works, testing and commissioning

Under this Works Completion Contract, signed with the Palestinian Water Authority in November 2016, MACC finished the North Gaza Wastewater Treatment Plant. MACC completed the remaining construction and installation, tested and commissioned the plant, and received the completion certificate on 1 March 2018, which brought its two-year operation and maintenance contract into force.

Scope of work

  • Completion of the remaining construction and installation of the treatment facilities
  • Completion of process, mechanical, electrical and control works
  • Testing and commissioning of the treatment plant
  • Completion of the outstanding items listed at completion, within the times set by the Engineer
  • Remedying defects during the defects liability period

Technology and key components

  • Activated-sludge secondary treatment with nitrogen removal
  • Two anaerobic digesters (4,800 m³ each), biogas handling and cogeneration covering about 60% of plant power demand
  • Centrifuge sludge dewatering and storage
  • Discharge of treated effluent to nine infiltration basins of up to 8 ha