Site Investigations Ltd

Site Investigation and Soil Mechanics Specialists

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About Us

We provide a comprehensive range of geotechnical investigations, laboratory testing and technical reporting to Local Authorities, Consulting Engineers, Private Clients and other design professionals backed up by experienced engineering and technical staff.

Site Investigations Ltd undertake projects from small to large scale investigations including commercial and residential developments, school extensions and new builds, road and rail infrastructure, water and waste water services, contaminated ground and marine investigations.

Our Services

We provide expert geotechnical and environmental investigation services across Ireland, delivering tailored solutions to maximise field data and project outcomes.

Field Works and In-Situ Testing

Site Investigations Ltd can provide investigations using specialised plant

• Cable percussion boreholes
• Rotary coreholes
• Trial pits
• Foundation pits
• Window samples
• Dynamic Probing
• Slit trenches
• Concrete coring

Laboratory Testing

As part of any investigation we can complete a variety of laboratory testing, either by ourselves or by an independent laboratory. Geotechnical testing on soil includes:

• Moisture content
• Atterberg Limits
• Bulk Density
• Dry Density
• pH, sulphate and chloride content
• Organic content

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We provide expert geotechnical and environmental investigations, including field works, in-situ testing, and advanced laboratory analysis—delivering reliable data for safe and efficient project design.”

Our Experience

Site Investigations Ltd provide geotechnical and environmental investigation services across Ireland. With this extensive experience of all types of investigation, we can help to design every contract to maximise the information gathered from the field works. A selection of contracts completed in recent years is shown below.

• Cherrywood Masterplan – Phase 2
• Adamstown Square
• Mooretown, Swords
• Beltree Park and Beltree Green, Clongriffin
• Rathmullan Road, Drogheda, Co. Louth
• Honey Park, Dun Laoghaire
• Blessington Road, Naas, Co. Kildare

• Dun Laoghaire Rathdown Variable Message Signs, N11
• N4 to City Centre Cycle Route Scheme
• N76 Callan Road Realignment
• N11 Road Improvement Scheme

• UL Glucksman Library
• UCD Confucius Building
• Monaleen NS, Limerick
• DCU Stokes Building 
• Lacken NS, Co. Wicklow
​• Collinstown Community College

• Navan Hospital, Co. Meath
• St Josephs CNU, Trim, Co. Meath
• ​Peamount Healthcare Campus, Co. Dublin
• Donegal CNUs
• Newtowncunnigham PCC, Co. Donegal

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Site Investigations Ltd provides comprehensive field works, in-situ testing, and advanced laboratory analysis. From boreholes, trial pits, and geophysical surveys to soil, rock, and environmental testing, all investigations are carried out to Eurocode and British Standards—delivering accurate, reliable data for every project.

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