容よう積せき率りつ

noun

floor area ratio; FAR; floor space index

Technical term in architecture and urban planning: the ratio of a building's total floor area to the area of the plot of land on which it is built. Used in Japanese building regulations.

• この地ち域いきの容よう積せき率りつは200%に制せい限げんされている。

  The floor area ratio in this area is limited to 200%.

• 容よう積せき率りつを計けい算さんするには、延のべ床ゆか面めん積せきを敷しき地ち面めん積せきで割わります。

  To calculate the floor area ratio, divide the total floor area by the site area.