Project Overview

ALISHAR CONTRACTING is responsible for the development of the East Abha Sewage Treatment Plant, designed to manage and treat domestic wastewater from the East Abha area. The project executed in three phases and, upon completion, provided a total treatment capacity of 120,000 m³/day with an influent BOD of 500 ppm.

Key Deliverables:

• Full civil, substructure, superstructure, and architectural works.
• Installation of advanced wastewater treatment systems, including:
  • Aeration Tanks
  • Clarifiers consisting of two integrated mixers (3 kW each)
  • Tertiary Filtration System
  • Chlorination System
  • Sludge Handling and Dewatering Facilities
  • Polymer Dosing and Sludge Drying Systems
  • Six tanks with six aerators (115 kW) each of the vertical shaft type