Ballyragget Historic Landfill Remediation

Circular Economy

Location: Co. Kilkenny
Client: Kilkenny County Council
Status: Complete
Overall Project Value: Confidential
Start Date: September 2019
End Date: June 2021

Brief Description

Ballyragget Historic Landfill is a privately owned site. It is a former sand and gravels quarry, which was later operated by Kilkenny County Council for the disposal of municipal waste in the late 1980s. The Tier 2 and Tier 3 Risk Assessments were completed by third party consultancies. Fehily Timoney and Company Ltd (FT) was retained to complete the detailed design and implementation of the Remediation Action Plan as presented in the Tier 3 Risk Assessment.

The works included:

  • General site clearance including removal of semi mature trees, cutting back of hedges and removal of dense overgrowth
  • Excavation and regrading of existing cap material to achieve formation level
  • Vertical gas cut-off trench
  • Placement of gas collection system
  • Installation of LLDPE liner
  • Placement of sub-surface drainage system
  • Construction of surface water filter drains
  • Importation and placement of subsoil and topsoil capping material
  • Landscaping
  • Tie in of site entrance to existing road
  • Spray and chip to front of site
  • Fencing
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FT Responsibilities

FT was retained to:

  • Complete the detailed design and implementation of the Remediation Action Plan as presented in the Tier 3 Risk Assessment.
  • Detailed design
  • Procurement and tender assessment
  • Contract administration including Employers Representative services
  • Undertake role of PSDP
  • Handover of completed works
  • Preparation a validation report following completion of the remediation works

Project Statistics

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23,000m²

Approximate Capped Area

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1.2 km

Approximate length of drainage pipes installed

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6

No. Passive Gas Ventilation Stand Pipes

Available positionsAll Careers

Position Sector Location
Senior Engineer – Circular Economy Circular Economy Cork, Dublin or Carlow
Associate Director – Civil and Environmental Engineering Circular Economy Cork, Dublin or Carlow
Project Environmental Scientist Circular Economy Cork, Dublin or Carlow