{"geometry":{"type":"Point","coordinates":[-0.144081,51.536518]},"type":"Feature","properties":{"entry-date":"2025-09-09","start-date":"","end-date":"","entity":10000034947,"name":"","dataset":"planning-application","typology":"geography","reference":"2012/5490/L","prefix":"planning-application","organisation-entity":"90","quality":"","description":"Erection of new mansard roof extension, installation of new staircase from ground floor to garden (following demolition of existing rear lean to conservatory), alterations to fenestration, lowering of basement floor level by 360mm and internal alterations all in connection with existing dwellinghouse (Class C3).","address-text":"46 Delancey Street London NW1 7RY","decision-date":"2012-12-20","planning-decision-type":"Granted","planning-application-status":"Final Decision"}}