The design services in this category could encompass any existing PRT transit passenger facility, bus or rail station improvements and upgrades, or related accessory structures. These services may include, but would not be limited to, the unified design of architectural elements along fixed guide ways and transit stops, including open air structures, signage and way finding, railings, lighting, passenger amenities, accessible routes, painting and color schemes, landscaping, and related work. Other design services may include repairs or modifications to existing platforms and pavers, along with general structural repairs, supporting mechanical, electrical, plumbing, lighting, fire/life safety, vertical transportation and related work.