Willow Island Njodzi - Kubvumbi 1978
MunaApril 1978, kuvakwa kwesimbi yemidziyo inotonhorera shongwe yakaitwa kuWest Virginia. Mune ino kesi, iyo yakajairwa nzira yeScaffoldingKugadzirisa pasi pezasi kweanotangisa pasi, uye wobva wagadzira iyo yakasara yekukwenenzvera kuitira kuti iwedzere sezvo kukwirira kweshongwe kunowedzera.
Musi waApril 27, kukwirira kweiyo scaffolding yasvika makubhiti 166. Iyo yese scapoldering chimiro chakawa. Izvi zvakaguma nerufu rwevashandi vekuvaka 51 uye kukuvara kwakawanda.
Uku kudonha njodzi kwakanyatsoongororwa. Izvo zvakaonekwa kuti tsaona yakaitika nekuda kwekudonha kweiyo kongiri yekongiri necarafolding. Iyo nguva inodikanwa kuti kongiri yekuporesa izere haina kupihwa, zvinoreva kuti haina kusimba zvakakwana kuti itsigire chimiro chevhu, chinoita kuti chifemo kana chikamu chinotevera chengarava chakasimudzwa.
Kuwedzera kuferefetwa kwakaratidza kuti mukana wekudonha wakakura nekuda kwekurasikirwa kweBolts. Mabhodhi mazhinji anoshandiswa ndeye yakaderera giredhi. Mukuwedzera, mumwe chete anopinda mumanera, zvinoreva kuti vashandi vazhinji vekuvaka havagone kupukunyuka kana iyo nzira yekudzora.
Cardiff - Zvita 2000
Muna Zvita 2000, pakati peCardiff, iyo nyaya gumi nevaviri-scaffolding yakadonha. Neraki, kudonha uku kwakaitika pakati pehusiku, pasina kukuvadza. Sekureva kwemishumo, kana tsaona ikangoitika panguva yekushanda, ichakonzera rufu. Nekuda kwekudonha, mugwagwa uye njanji pazasi zvakavharwa kwemazuva mashanu.
Mushure mekuferefeta, zvakawanikwa kuti kune matambudziko mazhinji mune scaffolding saiti. Kutanga, dhizaini yekutanga yekugadzira yaive isina kunaka uye inonyanya kufarirwa, iyo yaireva kuti yakanga yakaoma kumisikidza iyo scaffolding nenzira kwayo. Kwete izvozvo chete, chete 91 anchor tambo dzaishandiswa pane mazana matatu anodikanwa. Iko hakuna gomba rakacheneswa remahara pamamita matanhatu kubva kumusoro kweiyo scaffolding.
Kuwedzera kumatambudziko aya, mazhinji ezviuru makumi mapfumbamwe nemashanu aripo akagadzirwa ane hurema. Imwe neimwe yeanchor bolt system ine maviri mhete mhodzi uye akadhirowa mabheti. Vashandi vekuvaka pane ino nzvimbo saiti havana kugashira kudzidziswa kwakakodzera kuti vasimbise musungo, izvo zvaireva kuti vazhinji vavo vakanga vasina kusimba.
Yichun Guta - Mbudzi 2016
Zvakafanana neRuudao njodzi, iyo Huge Fallod yakawira mumusimbe inotonhorera ichivakwa muYichun, China. Njodzi yekusaona yakauraya vashandi makumi manomwe nevaviri vekuvaka uye injodzi yakaipisisa yeChinese munhoroondo yeChinese.
Kunyangwe pasina ruzivo rwakawanda nezvechikonzero chetsaona, zvinonzi zvakanyanya kuti kudonha kwakakonzerwa nekushaikwa kwehutsanana uye maitiro ekuchengetedza, zvichikonzera kusungwa kwevakuruki vapfumbamwe.
Nguva Yakatumira: Jul-10-2020