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Water Supply

From resource assessment to detailed design and tender documents, AWSE delivers the full engineering value chain for drinking-water supply projects.

Digital Elevation Model and river cross-section based on SRTM data — Sierra Leone
Digital Elevation Model (SRTM, WGS84 / EGM96) with river cross-section — resource and site assessment for a rural water supply scheme, Sierra Leone.

Services delivered

  • Feasibility studies and project management
  • Conceptual, preliminary and detailed design
  • Technical specifications and Bills of Quantities
  • International-standard tender documents
  • PPP structuring for the water sector
  • Hydraulic model development for supply networks

Resource assessment & hydraulic modelling

Water supply projects start with a rigorous reading of the terrain and of the water cycle. AWSE combines digital elevation modelling with hydraulic and flooding simulations to secure siting, sizing and safeguards decisions.

Digital Elevation Model and river cross-section based on SRTM data — Sierra Leone
Digital Elevation Model (SRTM, WGS84 / EGM96) with river cross-section — resource and site assessment for a rural water supply scheme, Sierra Leone.
Flooding model showing flooded villages, roads and farmed fields along a reservoir footprint in Sierra Leone
Reservoir flooding model — extent over villages, roads and farmed fields used to inform siting, sizing and safeguards, Sierra Leone.