The document presents structured design guidance for those establising a transit, development, or open space proposal within the Union Station Master Plan (USMP) area. Metro's current holdings of approximately so contiguous acres encompass the historic Station, the railyard, associated transportation hub facilities, the Gateway building and a nearby site currently operated by a restaurant. The Design Guidelines are to be used by Metro, the City of Los Angeles, architects, engineers, landscape architects and other related disciplines in designing projects within the Union Station Master Plan boundaries shown in the USMP...The document is organized into six Chapters as well as an Appendix with supplemental materials. In conjunction with the Transforming Los Angeles Union Station Report, Technical Memoranda and the Leadership in Energy and Environmental Design Neighborhood Development (LEED N D) version 3 manual, the sections of this Design Guidelines document communicate the design principles and guidelines which need to be considered during the concept design or later stages of a transit, public or private realm design or improvement project to achieve the overarching goals of the developed Master Plan...