ʻEkolu-dimension geonet drain (ʻike pū ʻia ʻo ʻekolu-dimensional geonet drain, tunnel geo net drain, drainage network): He ʻupena plastik ʻekolu-dimensional hiki ke hoʻopaʻa i nā geotextiles seepage ma nā ʻaoʻao ʻelua.Hiki iā ia ke hoʻololi i ke one kuʻuna a me ka ʻiliʻili ʻili a hoʻohana nui ʻia no ka ʻōpala, ka hoʻoheheʻe ʻana o nā pae ʻāina, nā subgrades a me nā paia tunnel.