 | kumuhana papahana: Hana Alanui ma Aferika Hema Hoʻolauna papahana: ʻO ke ala nui e pili ana i ke kūkulu ʻia ʻana o ka subgrade, e like me: culvert, channel, alahaka (ʻaʻole overpass), nā ʻauwai a me nā ʻauwai hoʻoheheʻe wai, ka pale ʻana i ka pali, ka hoʻoheheʻe ʻana o ka pali (jet trough), ka pā paʻa. Inoa mea kūʻai: ERW Hōʻike: API 5L,GR.B 219*6.75 Ka nui: 1000MT ʻāina:ʻApelika Hema |
Ka manawa hoʻouna: ʻAukake-05-2019