Cottonmount Landfill

Cottonmount Lime Stabilisation


Cottonmount Trisoplast Layer

Groundworks at Cottonmount Belfast

Cottonmount Landfill

Client: Biffa Waste Services Ltd
Main Contractor: PJ Hegarty and Sons
Duration: June 2012 to August 2012

Construction of a new Landfill Cell and Capping of an existing cell within a live landfill facility.

  • Excavation and stockpiling of 19,700m3 of suitable and unsuitable material
  • Installation of groundwater drainage system
  • Treatment / Lime stabilisation of 3,000m3 unsuitable material and placing same to form 410 mm thick attenuation layer
  • Placing of 90 mm thick Trisoplast layer 8,950 m2
  • Assist with installation of HDPE membrane and geotextile membrane
  • Placing of leachate drainage stone and leachate extraction pipework system

Contract completed within budget and ahead of programmed schedule.

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