514 Interior Design Copyright Goodheart-Willcox Co., Inc. surface for either storage or refreshments. There is typically some type of audio-visual or other communica- tion equipment available along with a podium and easel. Public Restrooms Restrooms should be accessible off the lobby and be compliant with ADA standards. Either unisex or both-gender restrooms are appropriate. You can see standard confi gurations online. These spaces require accessibility to plumbing lines. The location of public restrooms should be central without being a focal point of the design. Interior designers must be aware of the specifi c numbers and types of plumbing fi xtures the codes require for public buildings of varying sizes. The plumbing codes include privacy and minimum clear- ances. Restroom entrances must strike a balance between accessibility and privacy—easy to fi nd and enter, yet private for users. Private Zones Private zones in an offi ce design relate to the spaces where employees accomplish their primary work. These spaces include private or open offi ces, support staff offi ces, break room or cafeteria, storage and mailing facilities, and restrooms. These areas often use standard and sometimes custom offi ce furniture. There are nine general product types of furnishings, including ■ Case goods. These include desks, credenzas, bookcases, and storage units. The style of these furnishing communicate the overall style of the offi ce design. ■ Filing. These systems may include lateral fi les, vertical fi les, pedestals, and storage cabinets. ■ Panel systems. Also called workstations, cubicles, systems furniture, open-offi ce furniture, they consist of different parts. The parts include a work surface (similar to a desk top only), base storage units, panels, and overhead bins. These systems may also require special attention to mechanical and electrical systems for human comfort and functionality. ■ Tables. The selection of tables may include conference, training, lunchroom, and informal occasional tables such as an end table, Figure 14-27. ■ Seating. Desk chairs, conference room chairs, guest chairs, sofas, lounge chairs, stools, and stack chairs may all be part of the design. Ergonomic desk chairs are some of the most expensive pieces of furniture in today’s offi ce. ■ Shelving. Shelving types can be open, closed, and movable. ■ Custom furniture. Desks, tables, counters, workstations, and seating can all be custom designed ■ Accessories. Used to enhance the space design, accessories may include desk lamps, letter trays, and planters. ■ Equipment. Offi ce equipment needs will vary, but often include printers, copiers, computers, and audio-visual equipment. Private Offi ces Private offi ces are a status symbol in many offi ce environments. These offi ces have full-height walls and Haworth, Inc. Figure 14-27 Depending on business needs, the designer includes a variety of case goods, fi ling systems, and tables in private areas of an offi ce where employees accomplish their work.