I-Fiber reinforced concrete (FRC) iyimishini eyakhiwe kahle ehlanganisa ama-fiber ahlukene ahlukaniswe ku-matrix ye-concrete ukuze kuthuthukiswe ukusebenza kwezakhiwo nokuphila isikhathi eside. Ama-fiber—avame ukwenziwa ngensimbi, i-polypropylene, noma ingilazi—asebenza ngokuhlanganyela ne-reinforcement yesintu ukuze alawule ukusabalala kokuphuka, athuthukise amandla okuphusha, futhi enze kube lula ukujula. Ukuhlanganiswa okuyinhloko kuqukethe i-Portland cement, ama-aggregates amnene namakhulu, amanzi, kanye nenani elilawulwayo lama-fiber (evamise uku-0.5–2% ngamalitha), okwakha impahla engafani ne-homogeneous ene-resistant yesiphukuphuku esingcono uma kuqhathaniswa ne-concrete ejwayelekile. Le interaction ye-fiber-matrix ibalulekile ezinhlelweni zobuchwepheshe bejografi lapho ukulayishwa okuguquguqukayo, ukujikeleza kwempilo, kanye nokuchayeka kwamakhemikhali kudinga izinto eziphathekayo ezithuthukisiwe nokunye ukugcinwa okuncishisiwe. Emisebenzini yokwakha izisekelo ezijule kanye nokuthuthukiswa komhlaba, i-fiber reinforced concrete idlala izindima ezibalulekile ezinhlelweni ezihlukahlukene. Imisebenzi yokufaka ama-piling ithola kakhulu ku-FRC’s ukuvikelwa okuthuthukisiwe kokuphuka ngesikhathi sokushaywa nokuphila isikhathi eside ezindaweni zomhlaba ezinzima nezilwandle. Ama-drilled shaft liners kanye nezisekelo zepayipi zisebenzisa i-FRC ukuze ihlale ibhekene nezinsalela zomhlaba ezivundlile nokunciphisa ukusika kokuphuka. Izinhlelo zokuthuthukisa umhlaba—including ukugcinwa komhlaba, imisebenzi yokugrouta, kanye nezokwakha izindonga ze-slurry—zithola imiphumela ewusizo ye-FRC ekuvaleni ukuhamba kwezindiza nokumelana namandla e-seismic. Izinhlelo ze-retaining wall zisebenzisa i-fiber reinforced concrete ukuze zabelane ngengcindezi kahle nokunciphisa izidingo zokuqinisa insimbi ejwayelekile, kwazulu kuthuthukisa amandla empahla ukuze ikwazi ukumelana nokuhamba komhlaba ngaphandle kokuphuka okubi. I-Fiber reinforced concrete ivamise ukuhlinzekwa njenge-concrete edidiyelwe ethunyelwa ngezimoto zokuxuba, ngamanqaku wokuxuba nokubeka avumelanayo nezindlela zokwakha ze-concrete ezijwayelekile. Le miphumela idinga ukuphathwa ngokucophelela ukuze kuqinisekiswe ukuhlela komsebenzi okujwayelekile phakathi kokuxuba, gwema ukuhlanganisa noma uku-roller ngesikhathi sokubhalisela. Ukugcina kwi-site kulandela izinqubo ze-standard aggregates ze-concrete, lapho ama-fiber efakwa endaweni yokuxuba esikhundleni sokusebenza. Ukubeka kusebenzisa izindlela zokuphusha ze-concrete ezijwayelekile—ukuvuza, ukuxuba, nokuphothula—nokho abaphathi kufanele bahlale belandelela ukujolisa kwe-fiber ukuze bakhuphule amandla angokwenziwa ezinhlelweni ezibalulekile. Ukuhlinzeka kulandela izinkomba ze-concrete ezijwayelekile, ngokuvamile 7–28 izinsuku kuye ngezidingo zokwakha nezimo zenvironment. Izinhlobo ezibalulekile ze-fiber reinforced concrete zihluka ngesithako se-fiber nezinhloso zokusebenza ezithile. I-steel fiber reinforced concrete (SFRC) inikela amandla aphezulu okuphusha nokuvikelwa kokuphuka, okwenza kube kukhululekile phakathi kokungaphandle kwezinsimu eziphakeme nezisekelo ezinamandla kakhulu. I-polypropylene fiber reinforced concrete (PFRC) inikeza izindleko eziphansi kanye nokuphathwa kahle kokuphuka okuncane, efaneleke kakhulu ezinhlelweni ze-slurry wall kanye nemisebenzi yokuzinza ejwayelekile. Izinhlelo ze-hybrid fiber ezihlanganisa izinhlobo eziningi ze-fiber zikhombisa ukusebenza okuphelele ku-amandla okuphusha, i-ductility, kanye nophenyo. Amazinga e-concrete avamise ukuba phakathi kwe-C20/25 no-C50/60, no-fiber content ecacisiwe phakathi kwe-30–60 kg/m³ ezinhlelweni ezijwayelekile nasekupheleni ku-80 kg/m³ yezidingo zokusebenza okuphezulu. Izici zokukhetha i-fiber reinforced concrete zinciphisa kumthwalo owhangqa, izimo zokuchayeka kwezenhlalakahle, ukusebenza okufanele, kanye nezindleko. Omgwaqo baklola uhlobo lwe-fiber nomthamo ngokusekelwe kokuthi izinkinga ezibalulekile ziku-phatha (i-polypropylene), amandla aphezulu (insimbi), noma ukusebenza okubhalansile. Ikhemikhali yomhlaba—i-pH, okuqukethwe kwe-sulfate, i-chloride exposure—influence izincazelo zemikhiqizo, njengoba kudinga isikhathi nokuqina kokulayishwa ngokwenziwa ngenkathi nokugcina. Izindinganiso zomhlaba wonke eziphathelene ne-fiber reinforced concrete zifaka i-EN 14889 (ukucaciswa kwezimboni), i-EN 206 (ukucaciswa kwe-concrete), i-ASTM C1116 (ukucaciswa kwe-fiber reinforced concrete), kanye ne-ISO 1049-1 (izinhlelo zokuhlukanisa i-concrete). Iziqondiso zaseYurophu i-EN 14721 zenziwa ukuze kuqinisekiswe ubquality obufanayo kanye nokubikezela ukukhethwa kwemikhiqizo emiphakathini yokwakha.
I-Fiber reinforced concrete (FRC) iyimishini eyakhiwe kahle ehlanganisa ama-fiber ahlukene ahlukaniswe ku-matrix ye-concrete ukuze kuthuthukiswe ukusebenza kwezakhiwo nokuphila isikhathi eside. Ama-fiber—avame ukwenziwa ngensimbi, i-polypropylene, noma ingilazi—asebenza ngokuhlanganyela ne-reinforcement yesintu ukuze alawule ukusabalala kokuphuka, athuthukise amandla okuphusha, futhi enze kube lula ukujula. Ukuhlanganiswa okuyinhloko kuqukethe i-Portland cement, ama-aggregates amnene namakhulu, amanzi, kanye nenani elilawulwayo lama-fiber (evamise uku-0.5–2% ngamalitha), okwakha impahla engafani ne-homogeneous ene-resistant yesiphukuphuku esingcono uma kuqhathaniswa ne-concrete ejwayelekile. Le interaction ye-fiber-matrix ibalulekile ezinhlelweni zobuchwepheshe bejografi lapho ukulayishwa okuguquguqukayo, ukujikeleza kwempilo, kanye nokuchayeka kwamakhemikhali kudinga izinto eziphathekayo ezithuthukisiwe nokunye ukugcinwa okuncishisiwe. Emisebenzini yokwakha izisekelo ezijule kanye nokuthuthukiswa komhlaba, i-fiber reinforced concrete idlala izindima ezibalulekile ezinhlelweni ezihlukahlukene. Imisebenzi yokufaka ama-piling ithola kakhulu ku-FRC’s ukuvikelwa okuthuthukisiwe kokuphuka ngesikhathi sokushaywa nokuphila isikhathi eside ezindaweni zomhlaba ezinzima nezilwandle. Ama-drilled shaft liners kanye nezisekelo zepayipi zisebenzisa i-FRC ukuze ihlale ibhekene nezinsalela zomhlaba ezivundlile nokunciphisa ukusika kokuphuka. Izinhlelo zokuthuthukisa umhlaba—including ukugcinwa komhlaba, imisebenzi yokugrouta, kanye nezokwakha izindonga ze-slurry—zithola imiphumela ewusizo ye-FRC ekuvaleni ukuhamba kwezindiza nokumelana namandla e-seismic. Izinhlelo ze-retaining wall zisebenzisa i-fiber reinforced concrete ukuze zabelane ngengcindezi kahle nokunciphisa izidingo zokuqinisa insimbi ejwayelekile, kwazulu kuthuthukisa amandla empahla ukuze ikwazi ukumelana nokuhamba komhlaba ngaphandle kokuphuka okubi. I-Fiber reinforced concrete ivamise ukuhlinzekwa njenge-concrete edidiyelwe ethunyelwa ngezimoto zokuxuba, ngamanqaku wokuxuba nokubeka avumelanayo nezindlela zokwakha ze-concrete ezijwayelekile. Le miphumela idinga ukuphathwa ngokucophelela ukuze kuqinisekiswe ukuhlela komsebenzi okujwayelekile phakathi kokuxuba, gwema ukuhlanganisa noma uku-roller ngesikhathi sokubhalisela. Ukugcina kwi-site kulandela izinqubo ze-standard aggregates ze-concrete, lapho ama-fiber efakwa endaweni yokuxuba esikhundleni sokusebenza. Ukubeka kusebenzisa izindlela zokuphusha ze-concrete ezijwayelekile—ukuvuza, ukuxuba, nokuphothula—nokho abaphathi kufanele bahlale belandelela ukujolisa kwe-fiber ukuze bakhuphule amandla angokwenziwa ezinhlelweni ezibalulekile. Ukuhlinzeka kulandela izinkomba ze-concrete ezijwayelekile, ngokuvamile 7–28 izinsuku kuye ngezidingo zokwakha nezimo zenvironment. Izinhlobo ezibalulekile ze-fiber reinforced concrete zihluka ngesithako se-fiber nezinhloso zokusebenza ezithile. I-steel fiber reinforced concrete (SFRC) inikela amandla aphezulu okuphusha nokuvikelwa kokuphuka, okwenza kube kukhululekile phakathi kokungaphandle kwezinsimu eziphakeme nezisekelo ezinamandla kakhulu. I-polypropylene fiber reinforced concrete (PFRC) inikeza izindleko eziphansi kanye nokuphathwa kahle kokuphuka okuncane, efaneleke kakhulu ezinhlelweni ze-slurry wall kanye nemisebenzi yokuzinza ejwayelekile. Izinhlelo ze-hybrid fiber ezihlanganisa izinhlobo eziningi ze-fiber zikhombisa ukusebenza okuphelele ku-amandla okuphusha, i-ductility, kanye nophenyo. Amazinga e-concrete avamise ukuba phakathi kwe-C20/25 no-C50/60, no-fiber content ecacisiwe phakathi kwe-30–60 kg/m³ ezinhlelweni ezijwayelekile nasekupheleni ku-80 kg/m³ yezidingo zokusebenza okuphezulu. Izici zokukhetha i-fiber reinforced concrete zinciphisa kumthwalo owhangqa, izimo zokuchayeka kwezenhlalakahle, ukusebenza okufanele, kanye nezindleko. Omgwaqo baklola uhlobo lwe-fiber nomthamo ngokusekelwe kokuthi izinkinga ezibalulekile ziku-phatha (i-polypropylene), amandla aphezulu (insimbi), noma ukusebenza okubhalansile. Ikhemikhali yomhlaba—i-pH, okuqukethwe kwe-sulfate, i-chloride exposure—influence izincazelo zemikhiqizo, njengoba kudinga isikhathi nokuqina kokulayishwa ngokwenziwa ngenkathi nokugcina. Izindinganiso zomhlaba wonke eziphathelene ne-fiber reinforced concrete zifaka i-EN 14889 (ukucaciswa kwezimboni), i-EN 206 (ukucaciswa kwe-concrete), i-ASTM C1116 (ukucaciswa kwe-fiber reinforced concrete), kanye ne-ISO 1049-1 (izinhlelo zokuhlukanisa i-concrete). Iziqondiso zaseYurophu i-EN 14721 zenziwa ukuze kuqinisekiswe ubquality obufanayo kanye nokubikezela ukukhethwa kwemikhiqizo emiphakathini yokwakha.