The Planning System and Flood Risk Management - Offaly County ...
The Planning System and Flood Risk Management - Offaly County ...
The Planning System and Flood Risk Management - Offaly County ...
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16after periods of heavy rainfall. Permeable pavement techniques include theuse of porous tarmac or solid block pavers with gaps to provide through flowof water.<strong>Planning</strong> GuidelinesPhoto 3: Detention Basin, Carrickmines - an example of anapplication of sustainable drainage systems2.39 With regard to the increasingly frequent trend of paving over entire residentialgarden areas to provide off street car parking or hard l<strong>and</strong>scaping under theexempted development provisions of the planning acts, the Department intendsto review the Exempted Development Regulations to ensure that only thosecomplying with sustainable d rainage principles will be exempted thus limitingthe run-off which would otherwise contribute to overwhelming the drainagesystemsIn the interim, in considering planning applications for new or extensions toresidential development, which include significant hard surfacing, planningauthorities should attach conditions to any grants of planning permissionswhich minimises <strong>and</strong> limits the extent of hard surfacing <strong>and</strong> paving as wellas requiring the use of sustainable drainage techniques, including in particularpermeable paving or surfaces such as gravel or slate chippings.