Ka taea e ta taatau kamupene te whakarato mahere kaupapa whakaurunga geosynthetic me nga tohutohu hoahoa na to maatau wheako miihini nui i roto i tenei umanga.
Pūnaha arai o te harotoroto rokiroki hiku me te geosynthetics:
![201808192146313420133](http://www.yingfangeo.com/uploads/201808192146313420133.jpg)
Pūnaha katinga potae mo te urunga whenua:
![201808192147523096102](http://www.yingfangeo.com/uploads/201808192147523096102.jpg)