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Drawing Urban Design by Lorraine Farrelly

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CAD modeling

Contemporary CAD software enables models to be made by transferring digital files to modelmaking machines at a variety of scales. There is also software that enables visualization, so existing and proposed urban landscapes can be better understood. Virtual-reality environments can simulate real spaces to allow exploration of the city.

The CAD model gives a different impression from the physical model. It can cover an enormous physical area and it can be viewed at a range of scales, from street level to a bird’s-eye view of the whole cityscape. It needs to be used at every stage of the design process. Initially a digital map or a Google Earth view can be employed to create a massing model. This can then be used to test a range of ...

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