ʻIke ʻia nā kaulahao lau no ko lākou lōʻihi a me ka ikaika tensile kiʻekiʻe. Hoʻohana nui ʻia lākou i nā noi mea hoʻokiʻekiʻe e like me nā forklifts, nā kaʻa kaʻa, a me nā masts. Mālama kēia mau kaulahao paʻakikī i ka hāpai ʻana a me ke kaupaona ʻana o nā haʻahaʻa kaumaha me ka hoʻohana ʻana i nā puʻupuʻu ma kahi o nā sprockets no ke alakaʻi. ʻO kekahi o nā ʻokoʻa mua me ke kaulahao lau i hoʻohālikelike ʻia me ke kaulahao roller ʻo ia wale nō ke ʻano o nā papa a me nā pine i hoʻopaʻa ʻia, e hāʻawi ana i ka ikaika hāpai ʻoi aku.