I-ACM cladding yisihloko obekukhulunywe ngaso kabanzi eminyakeni yamuva nje ngenxa yokuhlotshaniswa kwayo nomlilo odumile wombhoshongo waseGrenfell eLondon. Uma ungayazi i-ACM cladding, ungase uzibuze ukuthi iyini futhi kungani ibe yinkinga enkulu kangaka. Kulesi sihloko, sizobe sihlola konke odinga ukukwazi mayelana ne-ACM cladding nokuthi isetshenziswa kanjani ezakhiweni.
Yini i-ACM cladding?
I-ACM imele i-aluminium composite material. Njengoba igama liphakamisa, kuwuhlobo lokumboza olwenziwa izingqimba ezimbili ze-aluminium eziboshelwe kumnyombo wento ehlukile, ngokuvamile eyi-polyethylene. Inhloso ye-ACM cladding ngokuyinhloko ukuthuthukisa ukubukeka kobuhle bengaphandle lesakhiwo, njengoba kunikeza ukubukeka okucacile, kwesimanje.
Isetshenziswa kuphi i-ACM cladding?
I-ACM cladding ingatholakala ezinhlobonhlobo zezakhiwo, kufaka phakathi izindawo zokuhlala nezohwebo. Isetshenziswa kakhulu ezakhiweni eziphakeme kakhulu, kodwa ingasetshenziswa nasezakhiweni ezincane. Lolu hlobo lokugqoka lusetshenziswe kusukela ngeminyaka yawo-1960, kodwa ukuthandwa kwalo kunyukile eminyakeni yamuva ngenxa yokubukeka kwalo okukhangayo.
Kungani i-ACM cladding iphikisana?
Ingxabano ezungeze ukugqokwa kwe-ACM yaqala ngo-2017 lapho kuqubuka umlilo eGrenfell Tower yaseLondon. Umlilo wasakazeka ngokushesha, futhi kamuva kwatholakala ukuthi ukuvala okusetshenziswe ngaphandle kwesakhiwo kwakuyi-ACM. Izinto ezisetshenziselwa ukumboza kukaGrenfell kwatholakala ukuthi zivutha kakhulu, okwavumela umlilo ukuthi usakazeke ngokushesha. Ngenxa yalokho, abantu abaningi balahlekelwa ukuphila kwabo futhi le nhlekelele yashiya umhlaba usosizini.
Inhlekelele yombhoshongo waseGrenfell yaba yindawo yokuqala ukusetshenziswa kwezingubo ze-ACM emhlabeni jikelele. Amazwe amaningi amise ukusetshenziswa kwezingubo ze-ACM ezakhiweni eziphakeme. Ukukhathazeka okukhulayo komphakathi mayelana nokuphepha kokugqoka kwe-ACM eminyakeni eyalandela le nhlekelele kuye kwabangela izifundo eziningi kanye nophenyo mayelana nempahla, okuholele ochwepheshe abaningi ukuba bakholelwe ukuthi ukugqoka kwe-ACM kubangela ingozi enkulu yomlilo.
Izingozi ze-ACM cladding
Ochwepheshe baye baxwayisa ngokuthi i-ACM cladding ibeka ingozi enkulu yomlilo, ngokuyinhloko ngenxa yokuthi i-polyethylene core esetshenziswa ezinhlotsheni eziningi ze-ACM cladding ivutha kakhulu. Lokhu kusho ukuthi uma kwenzeka kuba nomlilo, i-cladding ingabamba kalula futhi isakaze amalangabi ngokushesha, idale isimo esiyingozi.
Yiziphi ezinye izindlela zokuhlanganisa i-ACM?
Kusukela kwenzeka inhlekelele yaseGrenfell Tower, abanikazi bezakhiwo abaningi nabadwebi bezakhiwo bebefuna ezinye izindlela zokuhlanganisa i-ACM. Ngenhlanhla, kunezinye izinketho eziningi ezitholakalayo zombili ezithokozisayo neziphephile.
Enye indlela ethandwayo i-terracotta cladding. I-Terracotta iyinto eyenziwe ngobumba esetshenziswe ekwakhiweni izinkulungwane zeminyaka. Kuyinto eguquguqukayo futhi eqinile engasetshenziswa ukwakha imiklamo eyinkimbinkimbi namaphethini, okwenza kube ukukhetha okuhle kokwakhiwa kwesimanje.
Enye enye indlela ukusebenzisa ibhodi lokuhlanganisa i-mineral wool ehlotshiswe ngaphandle nge-render systems. Lokhu okunye kudala ingaphandle eliqinile nelibukeka kahle kuyilapho kugcinwa ukuvikelwa komlilo okwanele.
Isiphetho
I-ACM cladding iwuhlobo lwesigqoko olwakhiwe ngezingqimba ezimbili ze-aluminium eziboshelwe kumongo wento ehlukile, futhi sekuyisihloko esiyimpikiswano eminyakeni yamuva nje ngenxa yokuhlotshaniswa kwayo nombhoshongo womlilo waseGrenfell eLondon. Nakuba kwake kwaba yisinqumo esidumile sokwakha ingaphandle ngenxa yokubukeka kwayo okuthambile nesimanje, izakhiwo zayo ezivuthayo zibeka ingozi enkulu yomlilo. Ngenxa yalokho, abantu abaningi embonini yezokwakha baphendukela kwezinye izindlela eziphephile neziqinile ezisabukeka zizinhle.
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