Planning and Zoning The Planning and Zoning Committee shall be responsible for protecting the residential character of the Spring Glen neighborhood. It shall keep tract of proposals going before the Hamden Planning & Zoning Commission that affect Spring Glen, and oppose development plans or zoning changes that would destroy the residential nature of the Spring Glen neighborhood. It shall also examine major development proposals, such as the Hamden ten-year Plan of Conservation and Development. And it shall speak before the Hamden Planning and Zoning Commission and the Hamden Legislative Council for or against those sections of major development plans that affect the residential character of Spring Glen. Finally, it shall strive to protect Spring Glen from abandoned and blighted properties.