ʻO nā bollards wehe ʻia i kau ʻia ma luna o ka ʻili he hopena palekana maʻalahi i hoʻolālā ʻia e hāʻawi i ka mana komo a me ka pale. Hoʻopaʻa paʻa ʻia kēia mau bollards ma luna o ka ʻili, e ʻae ana iā lākou e wehe maʻalahi a hoʻouka hou ʻia i ka wā e pono ai. Hāʻawi lākou i kahi kaulike o ka palekana a me ka maʻalahi, e kūpono ana iā lākou no nā wahi e pono ai ke komo i kāohi ʻia a me ka ʻae ʻole i kekahi manawa no nā kaʻa.