Kwimozulu eyahlukileyoikholveti yentsimbiizilumkiso zokwakha azifani, ebusika nasehlotyeni, ubushushu obuphezulu kunye nobushushu obuphantsi, okusingqongileyo kuyahluka amanyathelo okwakha nawo ahlukile.
1.Ubushushu obuphezulu bemozulu yamanyathelo okwakhiwa kwekholvethi
Ø Xa ikhonkrithi yakhiwe ngexesha elishushu, amanzi okuxuba kufuneka asetyenziswe ukuthatha amanyathelo okupholisa ukulawula ukushisa kwekhonkrithi okuzaliswa ngaphantsi kwe-30℃, kunye nefuthe lobushushu obuphezulu ekulahlekeni kokuwa kwekhonkrithi kufuneka kuthathelwe ingqalelo. Ikhonkrithi ayinakuxutywa namanzi ngexesha lothutho.
Ø Ukuba iimeko zikhoyo, kufuneka zigqunywe kwaye zikhuselwe elangeni ukunciphisa ubushushu be-formwork kunye nokuqiniswa; amanzi nawo angafefa kwi-formwork kunye nokuqiniswa ukunciphisa ubushushu, kodwa akufuneki kubekho namanzi amileyo okanye abambelelayo kwi-formwork ngexesha lokugalelwa kwekhonkrithi.
Ø Iilori zothutho zekhonkrithi kufuneka zibe nezixhobo zokuxuba, kwaye namatanki kufuneka akhuselwe elangeni. Ø Izinto eziphathekayo kufuneka zixutywe kancinane kwaye zingaphazanyiswa ngexesha lothutho kwaye ixesha lokuthutha kufuneka lincitshiswe.
Ø I-formwork kufuneka ichithwe xa amaqondo obushushu esezantsi emini kwaye umphezulu wekhonkrithi kufuneka ufumeme kwaye unyangelwe ixesha elingekho ngaphantsi kweentsuku ezi-7 emva kokuchithwa kwe-formwork.
2.Amanyathelo okwakhiwa kweumbhobho wekholvethi yentsimbingexesha lemvula
Ø Ulwakhiwo ngexesha lemvula kufuneka lucwangciswe kwangethuba, zama ukulungiselela ukugqibezela phambi kwemvula, izibonelelo zokungangeni kwamanzi ezijikeleze umngxuma ukuthintela amanzi ajikelezileyo ukuba angampompozi emhadini.
Ø Ukwandisa ukuphindaphinda kovavanyo lomxholo wamanzi kwisanti kunye nezixhobo zamatye, ukulungelelanisa umlinganiselo wekhonkrithi ngexesha lokuqinisekisa umgangatho wokudibanisa ikhonkrithi.
Ø Imibhobho yekholvethi yentsimbi kufuneka yomelezwe ukunqanda umhlwa. Ø Xa uqhagamshelwa kwimibhobho yentsimbi yekholvethi, kufuneka kumiselwe indawo yokusithela imvula okwethutyana ukuthintela ukhukuliseko ngamanzi emvula.
Ø Ingqwalasela ekhethekileyo kufuneka ihlawulwe ekukhuselweni kweentambo zombane, ibhokisi yombane yezixhobo ze-electromechanical kwisiza kufuneka igqunywe kwaye amanyathelo okuthintela ukufuma kufuneka athathwe, kwaye iingcingo zombane kufuneka zifakwe kakuhle ukuthintela ukuvuza kunye neengozi zombane.
3.Amanyathelo okwakhiwa kwamacangciumbhobho wentsimbiebusika
Ø Ubushushu be-ambient ngexesha lokuwelda akufunekanga bube ngaphantsi kwe-20℃, kwaye kufuneka kuthathwe amanyathelo okuthintela ikhephu, umoya kunye namanye amanyathelo okunciphisa umahluko wobushushu bamalungu adityanisiweyo. Amalungu emva kwe-welding anqatshelwe ngokungqongqo ukudibanisa neqhwa kunye nekhephu ngokukhawuleza.
Ø Umlinganiselo wokuxuba kunye ne-concrete yekhonkrithi kufuneka ilawulwe ngokungqongqo xa uxuba ikhonkrithi ebusika, kwaye i-aggregate akufanele ibe nomkhenkce kunye nekhephu kunye neengqungquthela ezinqabileyo. Ngaphambi kokutya, amanzi ashushu okanye i-steam kufuneka isetyenziswe ukuhlamba i-pan yokuxuba okanye i-drum yomatshini wokuxuba. Umyalelo wokongezwa kwezixhobo kufuneka ube yinto edibeneyo kunye namanzi kuqala, kwaye emva koko wongeze i-samente emva kokuxubana okuncinci, kwaye ixesha lokuxuba kufuneka libe ngama-50% ubude kunoko kwiqondo lokushisa.
Ø Ukugalelwa kwekhonkrithi kufuneka kukhethe usuku olunelanga kwaye kuqinisekiswe ukuba kugqitywe ngaphambi kokuba kuphole, kwaye kwangaxeshanye, kufuneka kugqunywe kwaye kugcinwe, kwaye akufuneki kukhenkcezwe phambi kokuba amandla ekhonkrithi afikelele kwiimfuno zoyilo.
Ø I-Concrete ephuma kumatshini wokushisa akufanele ibe ngaphantsi kwe-10 ℃, izixhobo zayo zokuthutha kufuneka zibe nemilinganiselo ye-insulation, kwaye kufuneka yandise ukucuthwa kwexesha lokuthutha, iqondo lokushisa kwi-mold akufanele libe ngaphantsi kwe-5 ℃.
Ø Izithuthi zekhonkrithi kufuneka zibe namanyathelo okugcina ubushushu, kwaye zicuthe ixesha lothutho lwekhonkrithi.
Ixesha lokuposa: Jul-27-2025