The Contract has now been awarded to Causeway
Geotech Ltd, 8 Drumahiskey Road, Ballymoney, Co. Antrim,
The scope of the ground investigation includes but is not
limited to the following:
Trial pits at approximately 100m centres along the
proposed carriageway along with associated sampling and
testing of disturbed soil samples.
15 No Cable percussion boreholes, with 2 continued by
• 2 No. to 30m depth - Deeper boreholes may
encounter rock, requiring rotary follow-on.
• 8 No. to 10m depth
• 5 No. to 5m depth
13 No. 50mm dia standpipes with 7 No. Dataloggers and 1
In situ permeability tests (i.e. either falling or rising head
test depending on the position of the groundwater level in
Laboratory testing in accordance with BS1377 unless
otherwise specified, including tests for classification,
strength, consolidation and chemical/contamination testing.
The location of all site investigation locations shall be as
directed by the Engineer.
All testing to be scheduled by the Engineer.
The location co-ordinates and level to Irish Datum of all
investigation locations shall be surveyed and recorded to
ITM by the Ground Investigation Contractor.
The contractor is required to provide traffic management for
interaction they have with existing roads. The traffic
management shall be in accordance with current Safety
Health and Welfare at Work legislation and Chapter 8 of the
Traffic Signs Manual and Guidance for the Control and
Management of Traffic at Road Works.
A Factual Report of fieldwork and test results will be
required from the Contractor together with factual digital
data in AGS format.