Misewu yokwera mtengo kwambiri padziko lapansi
Mutha kuweruza mulingo wa moyo m'dziko ndi misewu yake. Si chinsinsi kuti kwa zaka zana limodzi, anthu aona kusintha kwakukulu pa moyo wamasiku onse ndi kubwera kwa magalimoto. Pamene magalimoto anayamba kuchulukirachulukira, misewu inakulanso. Misewu ikuluikulu yoyamba inaonekera yolumikiza mizinda ikuluikulu ya ku Ulaya ndi Russia, kenako misewu yomangidwa ndi miyala inazungulira pafupifupi dziko lonse lapansi.
Komabe, m’mayiko ena misewu imakhala yosalala, yopanda mabowo ndi ming’alu, pamene m’mayiko ena muli tokhala ndi maenje olimba. Anthu omwe nthawi zambiri amapita ku Europe amatha kumva kuti ayima ku Germany, kapenanso kubwerera ku Russia. Zoonadi, ntchito zathu zamsewu zimayesetsa kuyika misewu yonse, koma zokhumba zokhazokha sizokwanira, ndipo ponena za ubwino wa misewu, Russia siili pamwamba pa makumi awiri okha - akadali kutali ndi zana loyamba.
Komano, ngati muyang'ana pa kusanja kwa mayiko omwe ali ndi misewu yokwera mtengo kwambiri, ndiye kuti Russia imadzikuza.
Kuvotera misewu yokwera mtengo kwambiri padziko lapansi
Malo achisanu adasankhidwa China, momwe ndalama zopangira misewu ndi $11 miliyoni. Chuma chomwe chikukula mofulumira chimafuna ndalama zopangira misewu, ndipo monga tikuonera, akuluakulu akuyesera kuti asapulumutse pa izi. Ngati muyang'ana misewu yomwe yamangidwa zaka zingapo zapitazi, ndiye kuti kilomita imodzi ya misewu yotereyi imawononga pafupifupi 2 miliyoni USD. Koma palinso mapulojekiti okwera mtengo kwambiri pano, monga msewu waukulu wa Changde-Jishu, momwe ndalama zopitilira XNUMX miliyoni zayikidwa pa kilomita iliyonse.
Malo achinayi chifukwa cha kukwera mtengo kwa misewu amatenga Germany. Posachedwapa, ku Germany, ndalama zocheperapo zikugwiritsidwa ntchito pomanga misewu yatsopano, ndipo ndalama zonse zazikulu zimagwera pakusunga misewu yomwe yapangidwa kale.
Ma autobahn odziwika bwino amayendedwe asanu ndi atatu amawononga pafupifupi $ 19 miliyoni pa kilomita.
Maulendo apamsewu amathera avareji ya 450 pachaka pakukonza.
Kuphatikiza apo, ku Germany, chidwi chachikulu chimaperekedwa pakugwiritsa ntchito zinthu zatsopano zasayansi ndiukadaulo. Pofuna kuchepetsa kamvekedwe ka mawu mu umodzi mwa mizindayi, mainjiniya anagwiritsa ntchito mtunda wa makilomita aŵiri ndi theka wa msewu umene umatha kumva mawuwo, womwe unali wotalika masentimita 2,5 m’malo mwa phula. Ntchito yomanga mtunda wa kilomita imodzi yodutsamo idawononga ma euro 2,8-XNUMX miliyoni.
Malo achitatu wotengedwa ndi chimphona cha chuma cha dziko United States. N'zovuta kulingalira American popanda galimoto, n'chifukwa chake pali maganizo misewu. Ubwino wa msewu umadalira zinthu zambiri, ndipo si chinsinsi kuti United States nthawi zambiri amavutika ndi masoka achilengedwe osiyanasiyana - mvula yamkuntho, mvula yamkuntho, mvula yamkuntho ndi kusefukira kwa madzi, zomwe zimasinthidwa ndi chilala choopsa. Misewu yochokera ku zonsezi imakhala yovuta.
Msewu wokwera mtengo kwambiri ku United States uli ku Boston - msewu wawukulu wokhala ndi ma tunnel ambiri komanso masinthidwe opitilira 70 miliyoni pa kilomita.
Pafupifupi, kumanga kumawononga pafupifupi $ 1 miliyoni.
Malo achiwiri - Switzerland. M'madera amapiri a dziko lino, ndalama zambiri zimayenera kupangidwa pokonza mipata.
Imodzi mwa ngalandezi inawonongetsa omangawo ndalama zokwana 40 miliyoni pa kilomita imodzi.
Chabwino, misewu yokwera mtengo kwambiri ili, ndithudi, ku Russia. Pokonzekera Sochi-2014, federal msewu Adler-Alpika analandira $140 miliyoni pa kilomita. Ndipo kutalika kwake ndi pafupifupi 48 km.
Tilinso ndi mtsogoleri mtheradi malinga ndi mtengo wapamwamba - gawo lalitali la 4 km pa mphete ya 4 yoyendera likulu. Kilomita imodzi ya zomangamanga idawononga 578 miliyoni USD. Mawu ndi osafunika.
Ndi zonsezi, pafupifupi ku Russia, ma euro 8 pa kilomita amagwiritsidwa ntchito pokonza misewu. Zowona, funso lamuyaya litsalira - ndalama izi zimapita kuti? Ku Finland komweko, pafupifupi ndalama zomwezo zimagwiritsidwa ntchito, koma kusiyana kuli koonekeratu.
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