Amount of concrete for the foundation and floor slabs or pouring a basement floor (here will be fun, when, due to elementary errors in multiplication is not enough concrete)
Kiasi cha saruji kwa ajili ya slabs msingi na sakafu au sakafu ya kumtia Lelo (hapa itakuwa furaha, wakati, kutokana na makosa ya msingi katika kuzidisha ni wa kutosha halisi)