ʻO ke kumu mua o ka pavement paʻi kala i nā hiʻohiʻona o ka ikaika hoʻopaʻa kiʻekiʻe, ʻaʻole pili wale i ka asphalt a me ka papa pōhaku, akā hoʻokani pū kekahi i ka hoʻopaʻa ʻana a me ka pale ʻana i ka substrate pavement. Loaʻa iā ia ka hopena o ka mālama ʻana a me ka hoʻolōʻihi ʻana i ke ola lawelawe o nā pavements kūikawā e like me nā ala kaʻa ʻole.
