ʻO ka hana hana hou ʻana i ka ʻasphalt mixing plant me ka ʻōnaehana hana hou wela e hiki ai ke hana hou a me ka hoʻohana hou ʻana o Reclaimed Asphalt Pavement (RAP), e hoʻokomo hou iā ia i loko o nā ʻili alanui. ʻAʻole wale kēia e hoʻoponopono i nā pilikia haumia kaiapuni e pili ana i ka hoʻolei ʻōpala, e kūlike ana me nā kulekele kaiapuni aupuni, akā e hoʻopuka pū i nā pono waiwai nui no nā mea kūʻai aku. He kūpono nui nā lako no nā papahana mālama nui a me waena ma nā ʻano like ʻole o nā alaloa a me nā alanui kūlanakauhale, e lilo ia i koho lako kūpono no nā ʻāpana mālama a me ke kūkulu ʻana i hana ʻia i nā hana hana hou wela.