An zaɓi wuri da tsayin rami bisa ka'idojin hanya, ƙasa, yanayin ƙasa, da sauran dalilai.Ya kamata a kwatanta zaɓuɓɓuka da yawa don zaɓin hanya.Ya kamata a yi la'akari da saitin ramukan taimako da kuma samun iska mai aiki don dogon tunnels.Zaɓin wuri na ƙofar ya kamata ya dogara ne akan yanayin yanayin ƙasa.Yi la'akari da kwanciyar hankali na gangara da gangaren tudu don guje wa rushewa.
Matsakaicin tsayin daka na ƙirar sashe mai tsayi tare da tsakiyar layin rami yakamata ya dace da ƙayyadadden gangaren ƙirar layin.Saboda tsananin zafi a cikin rami, madaidaicin mannewa tsakanin dabaran da dogo yana raguwa, kuma juriyar iskar jirgin yana ƙaruwa.Don haka, ya kamata a rage gangara mai tsayi a cikin dogon tunnels.Siffar gangare mai tsayi galibi gangara guda ce da gangaren kasusuwa.Ganga guda ɗaya yana da amfani don samun tsayi, yayin da gangaren kashin herring ya dace don magudanar ruwa da tarkace.Don sauƙaƙe magudanar ruwa, mafi ƙarancin gangaren tsayi gabaɗaya shine 2 ‰ zuwa 3 ‰.
Zane-zanen ƙetare na rami yana nufin madaidaicin rufin ciki, wanda aka ƙirƙira bisa iyakokin ginin rami mara lalacewa.Aikin gine-ginen ramukan kasar Sin ya kasu zuwa nau'i biyu: bangaren tururi da dizal da kuma bangaren traction na lantarki, kowanne daga cikinsu an raba shi zuwa sashin layi daya da sashe biyu.Kwakwalwar rufin ciki gabaɗaya ta ƙunshi bakauye da aka kafa ta da'irori ɗaya ko uku masu tsakiya da madaidaici ko bangon gefe.Ƙara ƙarin baka a cikin yankin taushin ƙasa.Wurin kwandon da ke sama da saman filin waƙa na rami guda ɗaya yana da kusan murabba'in murabba'in mita 27-32, kuma na ramin waƙa biyu kusan murabba'in mita 58-67.A cikin sassa masu lanƙwasa, saboda dalilai kamar karkatar da manyan motoci masu tsayin waƙa, dole ne a faɗaɗa ɓangaren giciye yadda ya kamata.Ya kamata a ƙara tsayin kwandon ciki na ramukan dogo masu wutar lantarki saboda dakatarwar hanyoyin sadarwa da sauran dalilai.Girman kwandon da ake amfani da su a China, Amurka, da Tarayyar Soviet sune: rami guda daya mai tsayin kusan mita 6.6-7.0 da fadin kusan mita 4.9-5.6;Tsayin rami na waƙa biyu yana da kusan mita 7.2-8.0, kuma faɗin kusan mita 8.8-10.6.Lokacin gina ramukan waƙa guda biyu akan titin dogo mai ninki biyu, nisa tsakanin waƙoƙin dole ne yayi la'akari da tasirin rarraba matsi na ƙasa.Ramin dutse yana da tsayin mita 20-25, kuma ramin ƙasa ya kamata a faɗaɗa yadda ya kamata.
Akwai ramukan mataimaka iri hudu a cikin zayyana ramukan taimako: ramukan karkata, ramukan tsaye, ramukan matukin jirgi, da ramukan madaidaici.Ramin da aka karkata shine rami da aka tono a wuri mai kyau akan dutsen kusa da layin tsakiya kuma yana karkata zuwa babban rami.Matsakaicin madaidaicin shaft ɗin yana gabaɗaya tsakanin 18 ° da 27 °, kuma an ɗaga shi ta hanyar winch.Bangaren giciye na shaft ɗin da aka karkata gabaɗaya yana da rectangular, tare da yanki na kusan murabba'in murabba'in 8-14.Ramin tsaye rami ne da aka tono a tsaye kusa da tsakiyar saman dutsen, wanda zai kai ga babban rami.Matsayinsa na jirgin zai iya kasancewa a tsakiyar layin dogo ko a gefe ɗaya na layin tsakiya (kimanin mita 20 daga tsakiyar layin).Sashin giciye na shingen tsaye yawanci madauwari ne, tare da diamita na ciki kusan mita 4.5-6.0.Tunnels na matukin jirgi ƙananan ƙananan ramukan layi ne da aka tono nisan mita 17-25 daga tsakiyar layin rami, an haɗa su da ramin ta hanyoyin da ba a taɓa gani ba, kuma ana iya amfani da su azaman ramukan matukin jirgi don faɗaɗa cikin layi na biyu a gaba.Tun bayan da aka gina hanyar dogo ta Liangfengya a kan hanyar dogo ta Sichuan Guizhou a shekarar 1957 a kasar Sin, kusan kashi 80 cikin dari na ramukan da ke da nisan kilomita 3, an gina su tare da ramukan matukan jirgi guda daya.Hengdong ƙaramin yanki ne da aka buɗe a cikin kyakkyawan wuri a gefen kwarin kusa da ramin dutse.
Bugu da ƙari, ƙirar rami kuma ya haɗa da ƙirar kofa, hanyoyin tono ƙasa, da zaɓin nau'ikan sutura.
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Lokacin aikawa: Maris-06-2024
