ESI were commissioned to conduct an assessment of flooding in four main areas associated with a motorway in northern England.
An initial conceptual model of the key surface water and groundwater processes was developed, including a description of the uncertainty. From the study initial conclusions were that:
Recommendations were made for field investigation in all four areas. These included the installation of groundwater monitoring wells, excavation of trial trenches and inspection and CCTV survey of key motorway drain sections.
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