The Edinburgh Integrated Catchment Study came about following the Flood Risk Management (Scotland) Act 2009. Richard Allitt Associates undertook the modelling of the whole Edinburgh catchment for Scottish Water. This included 87km of watercourses with 29 weir structures and 158 bridges, 204km of sewers, 230 modelled CSO and pumping stations and a total catchment population of 517,000. […]