Eng. Tagel Gashaw TEFERA

Professional Summary

Ethiopian senior hydraulic engineer, hydrologist and water infrastructure specialist with more than eighteen years of experience in water supply, wastewater, stormwater drainage, river hydraulics, non-revenue water reduction, pressure management, sanitary systems, industrial infrastructure and wastewater treatment. His career spans water utility operations, engineering supervision, hydraulic design, project coordination and senior consulting assignments. He has designed and reviewed water distribution systems, reservoirs, pumping stations, wastewater drainage networks, reclaimed-water systems, treatment plants, stormwater systems and fire protection infrastructure for cities, industrial parks, universities, real estate developments, resorts and major public institutions. He has extensive applied experience with WaterGEMS, SewerGEMS, WaterCAD, SewerCAD, Civil 3D, WMS, GPS-X, QGIS and ArcGIS. His professional work includes Addis Ababa river development, fecal sludge treatment plant redesign, industrial parks, Jimma City water supply expansion, Gondar non-revenue water reduction and pressure management, river water-level analysis, university infrastructure planning and large urban utility systems. His combined background in hydraulic engineering, hydrology, water supply, wastewater and infrastructure management supports complex multidisciplinary water and urban development projects across Ethiopia and Africa.

Key Expertise

Major Projects and Contributions

• Senior Hydrologist and Hydraulic Engineer – MH Engineering PLC
  Provides senior engineering expertise in water supply, wastewater, stormwater drainage, hydrology, hydraulic modelling, sanitary infrastructure and multidisciplinary urban development. His work includes industrial developments, real estate projects, resorts, universities, institutional buildings, treatment systems and major infrastructure assignments.
• Addis Ababa Riverside Development – Kebena, Lebu and Germen Rivers
  Contributed as Hydraulic Engineer to river-development work involving hydraulic analysis and river-related infrastructure for the Kebena, Lebu and Germen river corridors in Addis Ababa. The assignment supports integrated river management, urban resilience and safe development of river environments.
• Fecal Sludge Treatment Plants Redesign for Five Cities
  Contributed as Wastewater and Hydraulic Engineer to redesign work for fecal sludge treatment plants serving five cities. The assignment involved wastewater infrastructure assessment and technical redesign to improve treatment performance and sanitation service delivery.
• East Africa Tiger Brand Industrial Park Water and Wastewater Infrastructure
  Designed sanitary infrastructure including site water supply, reclaimed-water systems, wastewater networks, wastewater treatment systems and fire protection infrastructure. Applied WaterGEMS, SewerGEMS, Civil 3D and QGIS for hydraulic modelling and infrastructure design.
• Geda Special Economic Zone Water Infrastructure Design
  Designed water supply, reclaimed-water, wastewater and fire-protection systems for the Geda Special Economic Zone. Work included hydraulic modelling, transient analysis and water-quality modelling for the site water-supply system using specialist hydraulic and GIS software.
• Debre Birhan Industrial Park Water, Sewerage and Drainage Infrastructure
  Performed sanitary infrastructure design review and technical approval for water supply and distribution systems, reclaimed-water systems, reservoirs, pumping stations, domestic and industrial sewerage systems and stormwater drainage infrastructure for the Federal Industrial Parks Development project at Debre Birhan.
• Yirgalem Integrated Agro-Industrial Park Water Infrastructure
  Designed domestic and industrial water supply, reclaimed-water, wastewater and fire-protection systems for the Yirgalem Integrated Agro-Industrial Park. Work included hydraulic modelling and multidisciplinary infrastructure planning for a large industrial development area.
• Bulbula Integrated Agro-Industrial Park Water and Wastewater Systems
  Designed water supply, wastewater drainage, reclaimed-water and fire-protection systems for the Bulbula Integrated Agro-Industrial Park. Applied WaterGEMS, SewerGEMS, Civil 3D and QGIS for integrated hydraulic modelling and infrastructure design.
• Country Club Development Large-Scale Real Estate Infrastructure
  Designed and modelled internal sanitary systems and site infrastructure for a large real estate development serving more than 2,000 houses. Work included water supply, fire hydrant systems, wastewater drainage and stormwater drainage using WaterGEMS and SewerGEMS.
• Jimma City Water Supply Expansion
  Served as Project Coordinator and Hydraulic Designer for the Jimma City water supply expansion. Conducted hydraulic modelling of the water supply and distribution system using WaterGEMS and designed reservoirs, pumping stations, thrust blocks, pipeline crossings and valve chambers.
• Gondar Non-Revenue Water Reduction and Pressure Management
  Worked as Hydraulic Engineer on hydraulic modelling, system updating, non-revenue water identification and pressure-zone management for the Gondar town water supply and distribution system. The assignment focused on reducing water losses and improving network performance.
• Multi-Town Water Supply and Sanitation Supervision
  Supported supervision of water-supply systems under a multi-town water supply and sanitation programme. Responsibilities included supervision of site water-supply works, water reservoir construction and borehole drilling activities.
• Dilla University Wastewater Treatment Plant Extension
  Designed wastewater and water infrastructure associated with the Dilla University wastewater treatment plant extension. Work included irrigation water-supply systems, connection of two campus wastewater drainage systems to the central treatment plant, detention pond design and polishing pond design.
• Ambo Huluka and Arba Minch Kufo River Water-Level Analysis
  Performed hydrological and hydraulic analysis for river water-level assessment assignments on the Huluka River in Ambo and the Kufo River in Arba Minch. The work supports river hydraulics, flood understanding and infrastructure planning.
• Multi-University Infrastructure Master Planning and Hydraulic Design
  Contributed to master planning and infrastructure design for multiple university campuses in Ethiopia. Work included preliminary sanitary design, water supply and distribution modelling, wastewater drainage planning and technical review of sanitary infrastructure designs prepared by other consulting engineers.
• Building Sanitary, Fire Protection and Stormwater Systems Design
  Designed water supply, wastewater drainage, fire hydrant and stormwater systems for commercial buildings, apartments, institutional facilities, university buildings and public projects in Addis Ababa and other Ethiopian cities. The portfolio includes high-rise and large institutional developments requiring integrated sanitary and hydraulic engineering design.