水正渗透进碎石底层。
FieldTurf还会寻求新的材料：也许使用可循环的塑胶地砖以代替底层的碎石层，这样草皮植入时会更加快捷，便宜。
FieldTurf is looking at new materials: instead of gravel underneath the surface, it might start using recycled plastic tiles, which would be faster and cheaper to install.
建筑底层，一条狭窄的碎石铺地露台沿着住宅的一侧延伸下去，并与木材支撑的起居空间相邻。
A narrow gravelled terrace runs along one side of the house and adjoins a wood-lined living space at ground level.
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