U Langula ha Thandela construction-project-handover handover-checklist Lushaka lwa U Nea Purojeke ya Khaṱhiso | Nḓila ya Vhafhati vha SA Lushaka lwa U Nea Purojeke ya Khaṱhiso | Nḓila ya Vhafhati vha SA: practical guide for SA builders and contractors with clear steps and compliance context. Wakha Team October 25, 2025