Building Permits: Addition/Alteration

List of permits related to the construction or the alteration of existing buildings in Cambridge. These permits cover construction that changes the structure, the footprint, or the volume of the building. This includes decks, porches, and additions, as well any reconstruction, renovation or repair to an existing structure. This dataset derives from Cambridge's ViewPoint permitting system.本数据集为剑桥市既有建筑施工或改造相关许可的清单。此类许可涵盖改变建筑结构、占地面积或容积的施工活动。其包括露台、门廊、加建工程，以及对既有建筑的重建、翻新与修缮作业。本数据集源自剑桥市的ViewPoint许可管理系统。