There is a growing recognition of the negative effects of rapid suburbanization, also known as urban sprawl, that has dominated the development of urban areas for the last several decades. Many suburbs suffer from a lack of nearby services, a characterless urban form, and a dependence on automobiles for travel. To address these issues, urban planners, architects, developers, and policy makers have considered encouraging a new type of urban growth that focuses on including a variety of housing types and services in complete and compact neighborhoods. To create these communities, some urban planners are considering form-based codes to guide and regulate development. Form-based codes are a method of regulating development to achieve a specific urban form. Form-based codes create a predictable public realm by primarily controlling physical form, with a lesser focus on land use. This is in contrast to existing development regulations, known as zoning ordinances, which typically focus on land use with fewer controls on form.While form-based codes attempt to address urban sprawl and automobile dependency through land use regulations, urban planners also recognize the need to consider transportation policies in tandem with land use. Similar to how land use regulations impact how transportation decisions are made, transportation policies also impact the urban form. Since the 1920s, transportation policies have aimed to create infrastructure to support the automobile, including wide streets and large parking lots.Issues that are now widely acknowledged about transportation policies include the realization that minimum parking requirements result in an excessive parking supply that frequently is free. The abundance of free parking encourages automobile use and contributes to automobile dependency. Large parking lots deteriorate neighborhood character, increase the distance between origins and destinations, and decrease the viability of alternative transportation. Litman (2008) refers to these issues within the context of an automobile dependency cycle: "a generous parking supply is one component of a cycle that increases automobile dependency to the detriment of alternative modes of transportation" ( Figure 1). Form-based codes may provide an opportunity for a more appropriate parking supply by more accurately determining requirements by urban context and use. The "urban transect" (Figure 2) is a gradient of urban form ranging from natural and rural zones to urban core. Form-based codes commonly apply the urban transect to regulate development based on their context (Parolek,
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