General Urban Design Principles Relationship of Colour and Texture ~ The predominant colours and textures of surrounding buildings should be used. Rhythm of Entrances - The relationship and number of entrances to the sidewalk of adjacent buildings should be followed. Rhythm of Spacing of Buildings ~ Downtown is characterized by low squarish buildings separated by alleys... This rhychm of building masses to spaces between them should be preserved. (If alleys are no: longer needed for access tney should be used for pedestrian space). Architectural Scale ~ Scale is a relative term which means perceived size. Scale is created by the size of units of construction and architectural detail which relate to the passing pedestrians. Scale is also determined by building mass and how it relates to open space. Rhythm of Solids to Voids in Front. Facade - The alternation of architectural elements should be Similar to surrounding buildings. ~ new. buildings should include details which are compatible to details of existing buildings. Relationship of Roof Shapes - Downtown has predominantly. flat roofed buildings. A similar pattern should be used for new buildings. Continuity - Existing features such as brick walls should be preserved and added to.