Izakhiwo zentsimbilukhetho oludumileyo kwiiprojekthi zokwakha ngenxa yokomelela, ukuqina, kunye nokuguquguquka.Kubandakanya imiqadi yentsimbi, iikholomu, kunye neetrasi, ezi zakhiwo zibonelela ngomthamo obalaseleyo wokuthwala umthwalo kwaye ziqhele ukusetyenziswa kwizicelo ezahlukeneyo ezifana nezakhiwo zorhwebo, izibonelelo zoshishino, iibhulorho, kunye nolwakhiwo oluphezulu.
Izakhiwo zentsimbi ziyaziwa ngokunyamezela kwazo kwizinto ezisingqongileyo ezifana neemeko zemozulu ezigqithisileyo kunye nomsebenzi we-seismic, okwenza kube yinto ethembekileyo yokukhetha iziseko ezihlala ixesha elide.Ukongezelela, ukuguquguquka kwentsimbi kuvumela ukuyila koyilo lwezakhiwo ezintsha kunye neenkqubo ezifanelekileyo zokwakha.