FRANKLIN HISTORIC DISTRICT DESIGN GUIDELINES 106 Accessory Structures Non-Historic Accessory Structures • When considering alterations to a non-historic accessory structure, follow the guidelines for alterations and additions to non-historic residential buildings or non-historic commercial buildings, whichever is applicable, except for the porch and balcony, foundation, and chimney guidelines. • Design alterations and additions so that the entirety of the accessory structure is compatible and visually subordinate in size, mass, and height to the principal building they support, but in no case should they exceed 1 1/2 stories. • Size the accessory structure building footprint so that the overall building footprints (of all portions of the existing principal buildings, accessory structures, and proposed additions on the lot) do not exceed 35 percent of the lot. • Consider adding porches or balconies only if placed out of the public viewshed and subordinate in footprint, size, mass, and scale to the main form of the accessory structure. • Design the foundation on an addition to be compatible with height and materials of the foundation on the existing accessory structure. Follow the guidelines for foundations on new accessory structures. • Avoid the use of chimneys on accessory structures. Freestanding outdoor chimneys may be appropriate. Non-Historic Accessory Structures
RkJQdWJsaXNoZXIy NTY1Mzc2