ʻO ke poʻo huila ʻo RELONG kahi mea hana maikaʻi loa no ka dredging i kahi ākea o nā mea.ʻO nā waiwai ʻoki maikaʻi loa, kahi hoʻopuka dredging mau ma nā ʻaoʻao ʻelua o ka swing, a ʻo ka pau ʻole o ka blockage e hōʻoia i ka hana kiʻekiʻe.ʻOi aku ka maikaʻi o ka hui ʻana, ka haʻahaʻa haʻahaʻa a me ka haʻahaʻa haʻahaʻa i nā ʻōpala e like me nā pōhaku a me nā kumu lāʻau e kōkua nui i ka pono.Hiki ke ʻike ʻia ka huila dredging e like me ka mea i hoʻāʻo maikaʻi ʻia a hoʻomohala ʻia o kāna ʻano, a ʻo ka mea maikaʻi loa no ka hoʻokō ʻana i nā koi ulu o ka dredging a me nā ʻoihana mining alluvial.