b'Adaptation in ActionCase Study 1 The solution put forward was a multi agencySallins Flood Alleviation Scheme solution led by Kildare County Council andinvolved collaboration among WaterwaysApproximately 40 houses in the Waterways Estate,Ireland, the OPW, Irish Rail, National Parks and Sallins, were flooded on the 29th of NovemberWildlife and Inland Fisheries Ireland. The works 2009 causing major distress to the inhabitants andwere subject to a cost benefit analysis and have local community generally. The flooding event wasproven, upon completion, to significantly reduce caused by a severe rainfall event occurring after athe threat of future flood events in this area. A cost prolonged wet spell. The event caused fluvial to benefit ratio of approximately 1 : 1.5 was achieved flooding from a watercourse to the east of the in the delivery of the works.estate.A number of alternatives were examined. However it became apparent, due to the presence of theDublinCork railway line and the Grand Canal, that major civil engineering works would be required to protect the affected properties.The chosen solution included construction of embankments along the watercourse, including deepening and widening new culverts beneath the DublinCork Railway Line and upgrade works to the Grand Canal which is the receiving water for the watercourse.11'