This leads to constant discrepancies, since the capital costs of these-modifications are usually very high, and the planning and performance of the work is a lengthy process.
Le nto ikhokelela kwiyantlukwano ezinzileyo sukela oko amaxabiso olu guqulo asoloko exhomile, ukucwangciswa nokwenziwa komsebenzi kuthatha ithuba elide.