Kalkulesen bilong volium bilong ol samting bilong wokim ol simen ring
Plis soim ol sais long milimita
D - Diamita bilong ring bilong simen
A - Tikpela bilong wol
H - Longpela
Dispela program em i bilong skelim ol samting na volium bilong ol simen ring.
Ol i save skelim volium bilong simen, volium insait long ring na diamita bilong ring, sais na eria bilong 'reinforcing mesh'.
Ol i save yusim ol simen ring long wokim ol hul wara na ol 'septic tank'.