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Uxinzelelo lwangaphambili Imivalo yentsimbi yePlain / imivalo yentsimbi ecinezelekileyo rhoqo
Intshayelelo yabalinganiswa
I-Pre-stressing Plain Steel bars/Iintsimbi zentsimbi ezicinezelekileyo eziqhelekileyo, ezaziwa ngokuba ziintsimbi zentsimbi ezicinezelekileyo okanye iintsimbi zentsimbi eziqinileyo, ezisetyenziswa kwizakhiwo zokwandisa amandla kunye nokuqina kwezakhiwo zekhonkrithi. Yenziwe ngentsimbi yekhabhoni ephezulu, le mivalo yokuqina okuphezulu, ukuphumla okuphantsi, okugudileyo yenzelwe ngokukodwa ukuxhathisa amandla okuqina asetyenziswa kwikhonkrithi. Inkqubo yoxinzelelo ibandakanya ukufaka ucinezelo kwikhonkrithi phambi kokuba ixhomekeke kumandla oxinzelelo oluxhaphakileyo. Oku kudla ngokwenziwa ngokufakela imivalo yentsimbi ecinezelekileyo kwikhonkrithi kwaye emva koko izolule kwaye i-ankile kuzo zombini iziphelo. Le nkqubo ibeka ikhonkrithi kwisimo soxinzelelo, nto leyo inceda ukuphelisa amandla okuxinana okuya kuba nakho kubomi bayo bonke. Imivalo yentsimbi ecinezelekileyo ecacileyo ifumaneka kwiidamitha ezahlukeneyo kunye namandla ukuhlangabezana neemfuno ezahlukeneyo zokwakha ngokuthobela PrEN10138-2:2009,BS5896:2012,ABNT NBR 7482:2008, njl. Kubalulekile ukubonisana nenjineli yezakhiwo okanye ingcali yokwakha ukuze misela iimfuno ezithile zokuqiniswa kwentsimbi ecacileyo kwiprojekthi kuba ukuyila kunye nokuphunyezwa kweenkqubo ezigxininisiweyo kufuna ulwazi olukhethekileyo kunye nobuchule.
Usetyenziso
Zihlala zisetyenziswa ekwakhiweni kweebhulorho, izakhiwo eziphakamileyo, iindawo zokupaka, iindawo zokulala zikaloliwe, iipilings/imibhobho ekhonkrithi ye-PHC kunye nezinye izakhiwo ezinkulu ezintsonkothileyo, njl.
Iluncedo
Ngokuzisa imivalo yentsimbi eqhelekileyo ecinezelekileyo kumalungu olwakhiwo lwekhonkrithi, ukusetyenziswa kwezinto zonke kunokuncitshiswa, iintanda zinokuncitshiswa okanye zinyamalale, iziphambano zinokunyuswa, uzinzo lwesakhiwo lunokwandiswa, kunye nomthamo wokuthwala umthwalo wesakhiwo unokuphuculwa. .
Ukushwankathela, imivalo yentsimbi eqhelekileyo egxininisiweyo, okanye imivalo yentsimbi eqhelekileyo, zizinto ezisisiseko ekwakhiweni nasekubunjineli kwezakhiwo zekhonkrithi ezomeleziweyo. Le mivalo yensimbi idlala indima ephambili ekuphuculeni ukusebenza kunye nokuphila ixesha elide kwiiprojekthi zoluntu kunye nezokwakha ngokuzisa uxinzelelo kwintsimbi ngaphambi kokuba ifakwe kwikhonkrithi.