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how does larsen steel sheet pile play an advantage in the subway-41

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Ta yaya tari na karfen Larsen ke taka fa'ida a cikin jirgin karkashin kasa?

Jun 14, 2023

A zamanin yau, tare da haɓakar tattalin arziki da buƙatun jama'a na sufuri, kowane birni yana gina hanyar jirgin ƙasa ɗaya bayan ɗaya, til ɗin ƙarfe na Larsen dole ne ya zama muhimmin kayan gini a cikin aikin ginin jirgin ƙasa.

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Larsen karfe takardar tari yana da babban ƙarfi, matsatsin haɗi tsakanin tari da tari, kyakkyawan tasirin rabuwar ruwa, kuma ana iya sake amfani da shi. Nau'o'in nau'ikan nau'ikan fakitin karfe na gama gari galibi suna da siffa U-dimbin yawa ko Z-dimbin yawa. Ana amfani da tulin tulun ƙarfe na U-dimbin yawa a aikin ginin titin jirgin ƙasa na ƙasa a China. Hanyar nutsewa da cirewa, yin amfani da injina iri ɗaya ne da tari na ƙarfe na ƙarfe, amma ana iya raba hanyar gininsa zuwa tarin tulin karfe mai Layer Layer cofferdam, tulin takardar karfe mai Layer biyu da kuma allo. Saboda ramin tushe mai zurfi yayin aikin layin dogo na karkashin kasa, don tabbatar da tsayuwar sa da dacewarsa, da kuma sanya shi a rufe da rufe shi, ana amfani da tsarin allo galibi.

Larsen karfe takardar tari tsawon 12m, 15m, 18m, da dai sauransu, tashar karfe takardar tari tari tsawon 6 ~ 9m, da model da tsawon an ƙaddara da lissafi. Karfe takardar tari yana da kyau karko. Bayan an gama gina ramin tushe, za a iya fitar da tulin karfen a sake yin fa'ida. Kyakkyawan gini da ɗan gajeren lokacin gini; Tarin takarda karfe ta tashar ba zai iya toshe ruwa ba, a cikin yanki mai girman matakin ruwan ƙasa, ya kamata a ɗauki matakan keɓe ruwa ko hazo. Tari na karfe na tashar tashar yana da raunin lanƙwasawa, wanda galibi ana amfani dashi don rami ko rami mai zurfin ≤4m, kuma an saita anka mai tallafi ko ja a saman. Ƙunƙarar goyon baya ƙarami ne kuma nakasar bayan tono yana da girma. Saboda ƙarfin lanƙwasa ƙarfi, Larsen karfe takardar tari ne mafi yawa amfani da zurfin 5m ~ 8m tushe rami tare da low muhalli bukatun, dangane da goyon baya (ja anga) shigarwa.

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