Terrastone Construction Limited » Business Directory AfriQKaT > Terrastone Construction Limited » Business Directory Zimbabwe: Power Surge From South African Electricity Grid Knocked Out Kariba and Hwange Power Stations in Zimbabwe 28 June 2021. Internal Power Generating capacity still being restored at the 920MW Hwange Thermal Power Plant. Generating Capacity fully restored at the Hydro Power Plant at Kariba Dam. Zimbabwe needs to install more generating capacity to stabilise its grid in the Southern African Power Pool (SAPP).South Africa: Former President Jacob Zuma briefs the media on the State Capture Commission & Constitutional Court Case Go back to directory. Add to Address Book. Terrastone Construction Limited Terrastone Construction Limited Work Fax: +265 1 757234workfax Work Phone: + 265 1 756144/234work Work Email: info@terrastone.mwINTERNET Website: http://www.terrastone.mw/ Last Viewed Recently Viewed Categories: Building & Construction Updated 2 years ago.