Runyoro, J. 2009. Case Studies: In-Situ Rebuilding of Damaged Rope Drum Shafts of SSG Crane and the Repair of Circumferential Crack of Cement Kiln by Welding. Tanzania Journal of Engineering and Technology. 32, 2 (Dec. 2009), 88-92. DOI:https://doi.org/10.52339/tjet.v32i2.444.