<P> Built - up area (BUA) is a term used primarily in urban planning, real estate development, building design and the construction industry . It encompasses the following: </P> <Ul> <Li> A developed area, i.e. any land on which buildings and / or nonbuilding structures are present, normally as part of a larger developed environment such as: <Ul> <Li> developed land lot </Li> <Li> rural area </Li> <Li> urban area <Ul> <Li> suburban area </Li> <Li> urban agglomeration <Ul> <Li> conurbation </Li> </Ul> </Li> </Ul> </Li> </Ul> </Li> <Li> A gross building area (construction area), as defined in BOMA standards for "computing, communicating and comparing the measurement of buildings by gross areas", namely: <Ul> <Li> Construction Gross Area (CGA) </Li> <Li> Exterior Gross Area (EGA) </Li> </Ul> </Li> <Li> An illuminated section of a road--as defined by the United Kingdom's Highway Code--where speed limits are automatically applied . </Li> </Ul> <Li> A developed area, i.e. any land on which buildings and / or nonbuilding structures are present, normally as part of a larger developed environment such as: <Ul> <Li> developed land lot </Li> <Li> rural area </Li> <Li> urban area <Ul> <Li> suburban area </Li> <Li> urban agglomeration <Ul> <Li> conurbation </Li> </Ul> </Li> </Ul> </Li> </Ul> </Li> <Ul> <Li> developed land lot </Li> <Li> rural area </Li> <Li> urban area <Ul> <Li> suburban area </Li> <Li> urban agglomeration <Ul> <Li> conurbation </Li> </Ul> </Li> </Ul> </Li> </Ul>

What is the meaning of built up area