Umshini wokusika ulungele izinhlobo ezahlukene zezidingo zokucubungula. Isibonelo, imishini yokusika ifenisha yephaneli ingaqedela ngokuzenzakalelayo ukusika, ukugoba, ukubhoboza, ukuguqula ithuluzi, ukuqopha neminye imisebenzi; kuyilapho imishini yokusika i-dual-process drilling ifaneleka kakhulu ekwenzeni amapaneli eminyango.