FRANKLIN HISTORIC DISTRICT DESIGN GUIDELINES 78 Commercial buildings Additions to Historic Commercial Buildings interaction with historic building materials. Details & Ornamentation • Use details and ornamentation that are similar in character and proportions, but less elaborate than those on the historic building. • Use a material for details on an addition that match those of the historic building in profile and dimension. • Incorporate components such as soffits, cornices, fascias, frieze boards, moldings, or other elements into an addition that are generally similar to those of the historic building. Entrances • Design doors and doorways to an addition to read as secondary in appearance and detailing to the historic building. • Use traditional materials similar to the doors on the historic building. Windows • Design new windows to be compatible with the size, placement, rhythm, and relationship of solids to voids of those on the historic building. • Use windows with historic profiles and dimensions that match the lite pattern of windows on the historic building. Windows should have distinct meeting rails and have the appearance of being operable. Do not install windows with snap-on mullions. • Design windows to match the historic materials found on the building, but composite materials that have the appearance of wood are appropriate for windows, stops, jambs, and trim. • If a historic window is removed to accommodate the addition, consider reusing it on the addition. • Avoid reflective glass, tinted glass, or other treatments that inhibit views into the building. This is not intended to apply to typical window treatments such as drapes or blinds. Awnings & Canopies • Design awnings on additions in accordance with the guidance on historic commercial building awnings. • Design canopies on additions in accordance with the guidance on new commercial building canopies.
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