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Damang Gold Mine

Damang Gold Mine

Client
Abosso Goldfields Limited

Location
Western Region, Ghana

Highlights
  • Embankment design
  • Storage capacity modeling
  • Slope stability analysis
  • Stormwater and spillway design
  • Drainage design
  • Liner design
  • Seepage analysis and interception design
  • Water balance
  • Drafting of drawings
Project Overview

Damang Gold Mine is located near the town of Abosso, in the Western Region of Ghana. With the existing East Tailings Storage Facility (ETSF) approaching capacity, the mine decided to construct the Far East Tailings Storage Facility (FETSF) to provide additional capacity for tailings storage.

Project Role

Knight Piésold was commissioned to design the FETSF and monitor the construction of Stage 1.

  • Determination of soil profiles
  • Selection of potential burrow materials and analysis of test results on samples for quantities and construction suitability
  • Staged embankment designs
  • Tailings storage capacity modeling
  • Storm water and spillway analysis
  • Underdrainage and groundwater drainage system designs
  • Design of HDPE liners and geotextile separators
  • Seepage analysis
  • Design of seepage interception system
  • Drafting of design drawings
  • Development of bill of quantities and engineer’s cost estimates
  • Water balance
  • Project risk assessment
  • Decant system design
  • Contract document and specification