Kunconywa ukufaka umgca wegravel phakathi kococa kunye namadwala
Kuphi ukusebenzisa iRipraps
I-Ripraps ingasetyenziselwa ukuzinzisa ukugawula kunye nokuzaliswa kwemithambeka ekuthintela ukukhutshwa kwamanzi kunye nezinye iingxaki zokuzinzisa.
Ezinye iindawo ezinokuzinza kunye ne-ripraps zi:
- Isiteshi Sides and Slopes
- Iindawo zokungena kunye neentengiso
- Bridges
- Izityambo
- Utywala lweZakhiwo
- Izakhiwo zokuzinzisa zeBanga
- Iqhwithi lomoya
- Streambanks
Iingcebiso zoKwakha zeRiprap
Xa ukwakhiwa kwodonga oluxubileyo kufuneka uqiniseke ukulandela ezi ngcebiso eziwusizo:
- Sebenzisa kuphela umxube ochanekileyo kakuhle okanye ubuninzi bamala kwaye ugweme ukusebenzisa ubukhulu obufanayo bendawo. Ngokusebenzisa ubukhulu beemathambo ezahlukeneyo, kuya kuvumela amatye ukuba enze inkqubo efanelekileyo yokungena.
- Uhlobo lwamatye luya kuba lukhuni ngokwaneleyo ukwenzela ukujamelana nemigqomo yefriji kunye ne-thaw, ngokomzekelo ama-rock-type rock. Kunconywa ubungakanani obuphakathi kwama-intshi amabili ukuya kuma-intshi angu-24 ububanzi.
- Kunconywa ukusebenzisa ii-blocky kunye neengqungquthela zamehlo. Qiniseka ukuba ukhethe amatye anemilinganiselo efanayo kumacala onke kwaye kufuneka abe neempembelelo ezibukhali.
- Ukuqinisekisa ukuba i-riper ishicilelwe emhlabathini, qi
- Ngaphambi kokufaka umgca wokuqala wamatye, sebenzisa i membrane yokwenza i- geotextile ukukhusela umhlaba ekuhambeni.
- Ukwandisa i-riprap yakho yonke indlela ukuya phezulu kwebhanki okanye kwinqanaba lamanzi loyilo ukwenzela ukuba likwazi ukulawula ukukhushulwa kakuhle ngokufanelekileyo
- Qinisekisa ukuba ukuvuthwa kwandisa ezintlanu ububanzi obungaphantsi kumgangatho ophantsi nangaphantsi kokuqala nokuphela kwekhava kunye neli candelo eliphilileyo.
- Cinga ukusebenzisa ikhonkco yecingo yokucanda okanye i-wire mesh ukukhusela ukufakelwa kwezixhobo, ikakhulukazi kwiintlambo ezisemagqabini okanye kwindawo ephakamileyo. Unokusebenzisa umgca wocingo ohanjisiweyo wokusebenza kakuhle nokuzinza.
Izinto ezifanele uziqwalasele ngexesha loFakelo
Ngexesha lokufakela inkqubo, kuya kufuneka ukuba uqaphele kwaye ungayi kusebenzisa le ndlela xa umthamo ungaphezulu kwe-2: 1. Izithambeka ezingaphezulu kwe-2: 1 zingenza ukuba i-riprap iwele phantsi ngenxa yokukhukuliswa nokukhutshwa kwezinto ezibangelwa ukuhamba kwamanzi. Ukuba ingasetyenziswanga ngokuchanekileyo, inokwenzakalisa ngakumbi imeko kwaye ikhulise inani lokukhukhula. Ukuba uphinde ucinge ukusebenzisa i-riprap egciniweyo, ilitye elincinci lingasetyenziselwa, kodwa liya kungena kunye ne-grout kunye ne-samente. Ukuhluthwa okukhuselweyo kufuneka kukhuseleke ngokukhuselekileyo kunye ne-toe scour okanye ephazamise kwaye ayikwazi ukuzilungisa ngokufana nokufakela okuqhelekileyo. Emva kwesinye isiphepho okanye umcimbi omkhulu, umgangatho kufuneka uhlolwe kwaye ugcinwe. Ukuba intambo yomnxeba okanye ilitye lonakaliswe okanye litshintshiwe, qiniseka ukulilungisa ngokukhawuleza ukukhusela umonakalo we-cascade yonke inkqubo. Kwakhona, unokufuna ukulawula ukhula kunye nokutshiza ukukhula kwezinye iindawo.
Iindleko zokuLawula iHolo
Iindleko zeerprap ziyahlukahluka kuxhomekeke kwindawo kunye nohlobo lwezinto ezikhethiweyo.
Iindleko ze-$ 35 ukuya kwi-50 zama-50 kwi-yard yerprap ingasetyenziswanga ingasetyenziswe njengesicatshulwa esisiseko, ngelixa i-group ye-riprap ranges ukusuka kwi-$ 45 ukuya kwi-60 kwi-yard yard. Ezi ndleko ziya kuxhomekeka ekufumanekeni kwezibonelelo, ukufikeleleka kunye nommandla wendawo oza kuhlanganiswa.