To modify and extend existing dwelling house to accommodate pre-school playroom

For the construction of a single storey Granny Flat Extension to side of existing dwelling to comprise of Entrance hall, Kitchen / Dining Area & Living room with existing dwelling to be partially sub-divided to create a Bedroom, Gym, & Bathroom for proposed granny flat. PERMISSION is also sought for Construction of pitched roofs to replace existing flat roofs & the addition of 2 No. first floor windows, including additional elevational changes & internal alterations to existing dwelling. Also, for permission for RETENTION of the construction of an extension to side & rear of dwelling to include storage area, boiler house, utility, hall & porch & installation of Velux windows in main roof of dwelling & associated first floor accommodation, including all ancillary site works