No ka hana ʻana i ke alanui, ʻo ka bitumen kahi mea nui o ke kūkulu ʻana i ke alanui a me ka mālama ʻana ma hope. Eia nō naʻe, no ka mea he wai viscous ka bitumen ma lalo o nā kūlana maʻamau, pono nā mea hoʻokalakupua wela maikaʻi e like me nā pahu mālama mālama no ka lawe ʻana i ka bitumen e hōʻoia i ka palekana o ka lawe ʻana i ka bitumen a me ka paʻa o nā mea bitumen. Pono nā mea hiki ke hāʻawi i ka wela e like me nā mea puhi ahi a me nā ʻōnaehana mālama wela e hoʻolako mau i ka wela no ka mālama ʻana i ka paʻa o ka bitumen i ke kaʻina o ka lawe ʻana i ka bitumen a hōʻoia i ka emi ʻole o ka mahana a pili i ka maikaʻi o ka bitumen.
Pono nā kūlana kiʻekiʻe e mālama i ka bitumen i kahi kūlana paʻa no ka lawe ʻana.
Hoʻokumu ʻia ka mea lawe bitumen i hana ʻia e kā mākou hui e hoʻoponopono i nā pilikia like ʻole i ke kaʻina o ka lawe ʻana i ka bitumen. Hoʻokumu ʻia ia me ka pahu i hoʻopaʻa ʻia i hana ʻia me ka huluhulu pōhaku a me ka pā kila, ka pūʻulu pahū, ka mea puhi wela a me ka ʻōnaehana mālama wela. Loaʻa iā ia nā pono o ka palekana a me ka hilinaʻi, ka hana maʻalahi a me ka maʻalahi, i mea e hoʻoponopono ai i nā pilikia i ke kaʻina o ka lawe bitumen.