A temporary plate put on over a break or hole and secured with tap bolts. It is made water tight with a gasket such as canvas saturated in red lead.
Into ebusicaba ebekwa okwexeshana phezu komngxuma ikhusele izinto ezinokuthi ziphumele enqanaweni. Yenziwe ukuba amanzi angaphumeli kuyo ngento ebureketi ezilula ezifakwa kwisinyithi esibomvu.