Hardness Distribution of Heat-Affected Zones Made by Hardfacing on S690QL and S960QL Steel PlatesEffect of Surface Coatings on the Service Life of Unimax Casting Tool SteelMechanical Properties of Entirely Cement-Replacement Fly Ash-Based Geopolymers (G-SIFCON) and Cement-Based SIFCON: A Comparison StudyInvestigation the Effects of Fire on an Industrial Metallic StructureAnalysing Recurring Failures: Case Study of a Pressurized Gas Supply PipelineConceptualized Technological Solutions to Maximize the Use of Natural Daylight and Provide a Sustainable Environment for Vehicle Transportations in Modern Underground Cities: A ReviewAssessing the Safety of Auto-Rickshaws Used as Public Transport in GhanaPotential Assessment and Techno-Economic Evaluation of Photovoltaic Energy Conversion: A Case of Addis Ababa Light Rail Transit SystemModeling Daily Load Curve Parameters for a University under Prevailing Power Supply Conditions in Nigeria’s Local Grids Using Probabilistic StatisticsThe Influence of Thread Length and Tightening Torque of the M8/M12 Bolts on the Vibration Fixture ResponseConstructive and Technological Solutions to Improve the Life of a Hydro Turbine’s Runner Blade