Thu, 13 Apr 2017 09:33:31 +0000 By Ronald Lwamba Kariba Dam operators have been advised to open only three spillways in an event of a flood, to alternate the gates that they open, and not to open Gate 6 at all. What kind of evacuation plan would be needed should the dam fail in some way, and is that plan in place? However, it is standard practice to have an Emergency Action Plan in place, these days, detailing actions to be taken, the area to be inundated, identification of key personnel, emergency services, drills, etc. I know there is one for Itezhitezhi Dam because I was involved in its preparation. The turbines at the power plant are quiet efficient in the use of the water resource. The new units have a guaranteed efficiency of 93% at an operating head of 89m and this is despite the myth about poor Chinese machines having been installed. […]
