ARCU 3100 Lecture Notes - Lecture 11: Grade Separation, Upper Middle Class, Urban Density
17 Apr 2018
School
Department
Course
Professor
Document Summary
Urban relationship to transportation mode: street rail pattern development associated with streetcar suburbs. Pedestrian core: up to mid 19th century, compact; integrated mix of residential and commercial radius of about 2 miles. Commuter rail: 1830s onward, see contained communities 20 or more kms from the core. Streetrail: horse drawn: 1830s electri ed : 1890s, relativity dense ribbon-like development along transportation corridors. All house within walking distance of transportation corridors. As the city expands, the proportion of the private realm increases exponentially in relation to the public realm. Suburbs: distinctions: planned, unplanned (opportunistic, disengaged from the fabric of the city, extension of the fabric of the city three magnet - ebenezer howard - town vs county vs town/country. Suburbia is the antidote to the overcrowded city. Suburbia is the problem for which we need an antidote: three approaches, regional planning (including garden cities, de-urbanization, modernism. Technological solitons to greening the city: communications technologies. 2: building technologies transportation technologies reinforced concrete.
