ʻO WY30 maikaʻi maikaʻi Excavator palena manawa hāʻawi ʻoi aku ke kumu kūʻai maikaʻi loa

Nā mahele pai ʻana

Hiki ke hoʻohana pū ʻia nā excavators me nā mīkini hana ʻē aʻe (e like me nā mea hoʻouka, rollers, etc.) e hana i kahi ʻōnaehana hana piha a hoʻomaikaʻi hou i ka hana ʻana a me ka maikaʻi.