On-Site Testing
Site testing for earthworks and landfill clay liners is a core element of our geotechnical testing services. We have worked closely with various civil engineering contractors on major motorway, landfill and dam projects including Roadbridge, BAM Civil, PJ Hegarty, Sisk, SIAC, John Paul Construction etc.
We have set up and operated site laboratories on a number of earthworks projects. Examples include:
- Intel (Fab 14 & 24)
- Lisheen Tailings dam
- M4 Kilcock to Kinnegad
- M7 Kildare Town Bypass (tanking)
- N57 Ballina to Foxford
- Arthurstown landfill
- North Kerry landfill
- Knockarley landfill
- Killybegs dam
- Pollan Dam
Our geotechnical engineers and technicians provide a range of sampling and in-situ testing services, including:
- Plate bearing
- Nuclear density gauge
- Sand replacement density
- Geogauge (measures soil stiffness)
- Undisturbed tube samples
- MCV (on-site)
- CBR moulds
- CBR using TRL dynamic cone
- Concrete slump & cubes manufacture
- Concrete coring
- Schmidt hammer
- Tarmacadam sand patch
IGSL provide site and laboratory testing services to the ground stabilization contractors operating in the Irish market (Con-Form, Powerbetter, Liffey Developments, Staplestown). We have worked closely with the ground stabilization contractors to ensure rapid turnaround of test data and compliance with specified limits. Projects successfully completed include:
- M1 Retail Park, Drogheda
- Amgen Pharma Carrigtohill
- Aldi Distribution Centre, Naas
- Tesco stores (Maynooth, Ballinasloe)
- Dundalk racecourse
- Merck Sharpe & Dohme Carlow


