Sohar IWHT

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ByrneLooby was appointed the lead design engineer for the Sohar Industrial Waste Handling and Treatment Facility (IWHTF), one of the world’s largest hazardous waste management facilities being developed by Oman Environmental Service Holding Company (Be’ah).

The facility includes three landfill sites, which will provide 18 million m3 of void space on the complex together with a 30-hectare development platform, which will accommodate a range of waste storage and treatment facilities.

The first cells of a Class I Hazardous Waste Landfill, Class II Non-Hazardous Waste Landfill and Inert Waste Landfill were was constructed as part of the Design and Build Contract. The Hazardous Landfill incorporated a double composite engineered containment lining system, a basal leachate collection system and an adjacent leachate evaporation pond. The Class II landfill was constructed with a single composite lining system and a separate evaporation pond.

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Our Role

Our primary role was to prepare the 30 year masterplan, provide detailed designs and construction support for three new landfill cells and to design the 400,000 m3 earthworks for a 30-hectare development platform.

Our brief on this Design & Build contract included tender support, site investigations, environmental monitoring, hydrogeological studies, earthworks design, geosynthetics design, surface water management design, site-based construction support (including CQA) and preparation of the operations, environmental monitoring and closure plans.

Our Role