Kaula uea i hoʻopaʻa mua ʻia

ʻIke huahana:

ʻO ke kaula kila prestressed he kaula kila wili i haku ʻia me 2, 3, 7, a i ʻole 19 mau uea kila ikaika kiʻekiʻe. Hiki ke hoʻokaʻawale ʻia i 7-uea, 2-uea, 3-uea, a me 19 mau ʻano uea e like me ka helu o nā uea kila, a me ke ʻano 7-uea i hoʻohana pinepine ʻia. ʻO nā kaula kila prestressed i hoʻohana pinepine ʻia i nā kaula kila prestressed he mau kaula kila prestressed haʻahaʻa i uhi ʻole ʻia, a me nā mea galvanized, i hoʻohana pinepine ʻia i nā alahaka, nā hale, ka mālama wai, ka ikehu, a me ka ʻenekinia geotechnical. Hoʻohana pinepine ʻia nā kaula kila prestressed i hoʻopaʻa ʻole ʻia i nā papahele papahele, ka ʻenekinia kahua, a pēlā aku.

Nā Hiʻohiʻona Huahana:

ʻO nā ʻano nui o nā kaula kila prestressed he ikaika kiʻekiʻe a me ka hana hoʻomaha maikaʻi, a he pololei hoʻi lākou i ka wā e wehe ʻia ai. ʻO ka pae ikaika tensile maʻamau he 1860 megapascals, a aia kekahi mau pae ikaika e like me 1720, 1770, 1960, 2000, a me 2100 megapascals. Loaʻa i kēia ʻano kila ka ikaika hua kiʻekiʻe.

ʻenehana Nā palena：