Project details
Sanitary Waste Disposal Infrastructure
project Description
The project involved designing a sanitary landfill to manage solid waste in Kombolcha City. Spanning 8.9 hectares, the facility includes six landfill trenches with impermeable layers, earthen embankments, access roads, and facilities like administration buildings, recycling shades and maintenance hangars. The landfill is designed to serve for over 25 years with operational manuals and closure procedures in place. We also assessed the environmental, social, and economic impacts of the landfill.
LOCATION
Kombolcha, South Wollo Zone, Amhara National Regional State, Ethiopia
SCOPE
Sanitary Landfill Design
Work in teams
Hydraulic engineer, Geotechnical Engineer, Waste Management Specialist, Environmental Impact Assessment (EIA) Specialist
Employer
Kombolcha City Administration
STATUS
- The project commenced in August 2016
- and was completed by June 2017.
MAIN CONSULTANTS
- Raey Consultants
Services Provided
- Determining solid waste generation rate
- Design of landfill trenches and under drain systems
- Hydraulic calculations for leachate collection systems
- Design of access roads
- Infiltration and evaporation rate analysis
- Socio-economic impact analysis
- Preparation of operational, maintenance, and closure procedures
Challenges
● Ensuring the landfill design meets both environmental standards and the long-term waste management needs of Kombolcha City.
● Designing a system that efficiently handles leachate and drainage to prevent environmental contamination.
● Balancing technical feasibility with socio-economic and environmental concerns.
Solution
● Comprehensive hydrological and geotechnical investigations informed the design of a sustainable landfill system.
● Carefully designed drainage systems and leachate collection mechanisms were implemented to protect the surrounding environment.
● Socio-economic impact studies ensured that the project benefits the local community while minimizing adverse effect
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Information
Location
Kirkos subcity, Bambis, Mintewab Bulding 1st Floor P.o.Box:- 10805
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